Top Call Center Services & Voice Services in Rio de Janeiro

Ratings Updated: September 15, 2026

We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. Learn how Clutch ensures trust

Featured

What are Featured Providers?
Hugo Inc.

5.0 28 reviews

Verified

$1,000+

< $25 / hr

1,000 - 9,999

Serves Rio de Janeiro, Brazil

Services provided

20% Call Center Services

25% Customer Service Outsourcing

15% Back Office Outsourcing +4 services

10% Content Moderation Services

10% Data Annotation Services

10% Finance & Accounting Outsourcing (FAO)

10% Sales Outsourcing

Hugo Inc. | Top CX Provider is a distinguished company specializing in Contact Center Services, offering comprehensive Customer Support Services across various channels such as email, chat, and phone. The client reviews highlight their adaptability and efficiency, with 100% positive feedback on their seamless integration and ability to enhance customer engagement capabilities, resulting in impressive metrics like a 99.8% accuracy in order processing and fulfillment.

See all 28 projects
Reviews mention Communicative
Hugo Inc. has received overwhelmingly positive feedback regarding their communication skills across multiple client reviews. Clients praised their effective onboarding process, seamless communication through various channels, and proactive approach to addressing needs. For instance, one client highlighted that communication flowed effortlessly via a dedicated Slack channel, while another noted their adaptability and commitment to timely execution. Overall, clients found Hugo's communicative approach to be a key factor in fostering productive partnerships and achieving project success.

Staff Aug & Content Moderation for Blockchain Technology Co

5.0 Aug 23, 2023

Their onboarding was top-notch, ensuring a smooth start. Communication flowed effortlessly via a dedicated Slack channel and email. Most impressive was their eagerness to excel – consistently going above and beyond expectations and coming up with ways to improve.
Read Full Review

Customer Support for FinTech Organization

5.0 Aug 23, 2023

Their effective communication, timely execution, adaptability, resource allocation, and problem-solving abilities ensured that our shared objectives were consistently met. Their proficiency in these areas elevated them from being just a service provider to a strategic partner, contributing significantly to the achievements of our projects.
Read Full Review

Call Center Services for Gaming Company

5.0 Aug 17, 2023

Communication played a pivotal role in our partnership, and Hugo excelled in this regard. They provided a range of communication channels including Slack, email, and even phone calls, ensuring that we were always connected and well-informed. This accessibility made coordination effortless, and it was remarkably convenient to discuss updates, provide feedback, and clarify any queries.
Read Full Review

Digital Marketing, SMM & SEO for Software Solutions Company

5.0 Dec 8, 2023

Hugo's project management was exemplary throughout our engagement. They consistently delivered project milestones on time, demonstrating a strong commitment to timelines and deadlines. Their proactive approach to communication and responsiveness to our needs played a crucial role in the project's success. Regular updates and clear channels of communication were established, allowing for transparent progress tracking and immediate issue resolution.
Read Full Review

Digital Marketing, SMM & SEO for Software Solutions Company

5.0 Dec 8, 2023

While our experience with Hugo was largely positive, there are a few areas where improvement could enhance the overall collaboration. Clearer documentation of the project timeline and key milestones could have provided additional clarity and alignment on expectations. Improved transparency in the decision-making process and potential challenges would have allowed for better anticipation of hurdles and proactive resolution. Additionally, although the responsiveness to our needs was commendable, a more streamlined communication platform or regular check-ins could further optimize the flow of information.
Read Full Review

Read All Reviews

Was this helpful?

Industry Experience

Hugo Inc. has received positive feedback across various industries, including Financial Services, eCommerce, Automotive, Information Technology, Gaming, Media, and Advertising & Marketing. Clients commend their expertise in enhancing customer support, streamlining operations, and driving revenue growth. In Financial Services, they excel at global customer experience management; in eCommerce, they improve back-office efficiency. Their adaptable project management and commitment to quality have resulted in measurable outcomes such as increased transaction volume and improved customer satisfaction, making them a reliable partner for businesses seeking growth and operational excellence.
Read All Reviews

Select Industry to see insights

Media Information technology Financial services eCommerce Food & Beverages Automotive Environmental Services Advertising & marketing Gaming Software

Was this helpful?

Average Project Cost Breakdown

$50,000 to $199,999 (7) $200,000 to $999,999 (6) $10,000 to $49,000 (2)

What Clients Have Said
Clients consistently commend Hugo Inc. for providing excellent value for money, noting that their services align well with project costs. For instance, a CMO highlighted Hugo's 'good value for cost' in scaling customer experience infrastructure, while a Head of Finance remarked on their 'great culture fit' and 'good value for cost.' Overall, the sentiment reflects satisfaction with the pricing relative to the quality and impact of services delivered, reinforcing Hugo's reputation as a cost-effective partner.
Read All Reviews

Was this helpful?

View projects from:

United States (9) Kenya (3) France (1) Netherlands (1) United Arab Emirates (1) England (1)

Was this helpful?
View Profile Visit Website
Helpware CX

4.8 47 reviews

Premier Verified

$5,000+

< $25 / hr

1,000 - 9,999

Serves Rio de Janeiro, Brazil

Services provided

20% Call Center Services

50% Customer Service Outsourcing

10% Back Office Outsourcing +2 services

10% Content Moderation Services

10% Data Annotation Services

Helpware CX is a company specializing in Contact Center Services, providing comprehensive customer support solutions across various industries, including e-commerce, software, and government programs. Reviews highlight an impressive 100% satisfaction with their adaptability and ability to scale services efficiently. Notably, 83% of reviewers commend Helpware's exceptional customer service and responsive project management.

See all 47 projects

17 of 21 Call Center Services reviews are 5 stars

$200,000 – $999,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for Digital Government Partner
5.0 — Helpware provides call center services for a digital government partner. They offer resources to assist the public on phones and email by responding to inbound calls and reviewing applications. Read more
Read 21 Reviews

Was this helpful?

Industry Experience

Helpware CX has demonstrated strong capabilities across diverse industries, including Telecommunications, Information Technology, eCommerce, and Healthcare, receiving positive feedback for their customer research, training, and support services. Clients commend their project management efficiency, adaptability, and ability to enhance customer satisfaction. Overall sentiment is favorable, with notable success in improving response times and customer engagement, making Helpware a valuable partner for businesses seeking scalable support solutions.
Read All Reviews

Select Industry to see insights

Software Consumer Products Healthcare Information technology eCommerce Education Food & Beverages Nonprofit Media Retail Automotive Other Industry Business services Financial services Advertising & marketing Telecommunications Arts, entertainment & music IT Services

Was this helpful?

Average Project Cost Breakdown

$50,000 to $199,999 (12) $10,000 to $49,000 (10) Less than $10,000 (4) $200,000 to $999,999 (3) $1,000,000 to $9,999,999 (3) $10,000,000 + (1)

What Clients Have Said
Helpware CX is frequently praised for providing exceptional value for money. Clients noted that their pricing is competitive and aligns well with project needs, with one stating they chose Helpware for its 'good value for cost.' Another client highlighted that Helpware's services led to significant cost savings and improved quality, affirming their budget fit. Overall, the sentiment reflects satisfaction with Helpware's pricing structure, with several clients expressing that they received more than they expected for their investment.
Read All Reviews

Was this helpful?

More responsive than most other service providers

Helpware CX is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
Get in Touch

Was this helpful?

View Profile Visit Website
six eleven global services

4.8 10 reviews

Verified

$1,000+

< $25 / hr

1,000 - 9,999

Serves Rio de Janeiro, Brazil

Services provided

40% Call Center Services

30% Back Office Outsourcing

30% Customer Service Outsourcing

six eleven global services is a customer support service provider specializing in call center services such as call handling and customer care services. The feedback is overwhelmingly positive, with 100% of reviewers noting their responsive service and alignment with company values. Clients are impressed by their prompt one-hour response time and effective customer service operations, highlighting their professionalism and exceptional value for cost.

See all 10 projects
Reviews mention Exceptional performance
Clients have praised six eleven global services for their exceptional performance, highlighting their impressive one-hour response time and urgent task management. One client noted their unique ability to distinguish themselves in a competitive industry, while another emphasized their responsiveness and alignment with company values. Overall, the sentiment reflects a high level of satisfaction, with no areas for improvement identified.

Customer & Ticket Support Services for Beauty Tech Company

5.0 Mar 17, 2023

611 is very responsive and respond with urgency in any task they perform. Highly recommend.
Read Full Review

Read All Reviews

Was this helpful?

Industry Experience

Six Eleven Global Services has received positive feedback across several industries, including Advertising & Marketing, Telecommunications, Logistics & Supply Chain, and Beauty & Cosmetics. Clients highlight their strengths in delivering high-quality customer support, effective communication, and operational scalability. The overall sentiment reflects strong expertise in managing customer service projects, with measurable success in response times and project accuracy. Their adaptability and commitment to client satisfaction make them a suitable choice for businesses seeking support in these sectors.
Read All Reviews

Select Industry to see insights

Advertising & marketing Logistics & Supply Chain Telecommunications Wellness & Fitness Consulting Beauty & Cosmetics

Was this helpful?

More responsive than most other service providers

six eleven global services is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
Get in Touch

Was this helpful?

View projects from:

United States (6) Canada (1) Malaysia (1)

Was this helpful?
View Profile Visit Website
Techsho

4.8 5 reviews

$1,000+

< $25 / hr

2 - 9

Rio de Janeiro, Brazil

Services provided

20% Customer Service Outsourcing

20% Sales Outsourcing

20% Translation +4 services

10% Back Office Outsourcing

10% Digital Strategy

10% Email Marketing

10% Social Media Marketing

Techsho is a premier provider of Contact Center Services specializing in customer support and telemarketing for real estate agencies. The company receives overwhelmingly positive feedback, with clients praising their commitment, reliability, and cost-effectiveness. Approximately 60% of reviews highlight their effective lead qualification and campaign management, which significantly increases sales team efficiency and expands market reach. Techsho's adaptable strategy has notably improved appointment bookings and conversions.

See all 5 projects

0 of 1 Call Center Services reviews are 5 stars

1 new review for Call Center Services in past 6 months

Unknown avg. project cost

Call Center Services PROJECT HIGHLIGHT

Sales Outsourcing Services for Real Estate Agency
4.5 — Techsho provides lead generation services for a real estate agency. The team has built a targeted database, reached out to potential leads through different channels, and filtered leads based on Read more
Read 1 Review

Was this helpful?

Industry Experience

Techsho has demonstrated significant expertise in the real estate sector, particularly in luxury and off-plan properties. Clients commend their ability to enhance lead quality and expand market reach, achieving measurable success in lead generation and appointment bookings. The overall sentiment from real estate professionals highlights Techsho's reliability, strategic approach, and adaptability. This provider is well-suited for real estate businesses seeking targeted marketing solutions and improved sales efficiencies.
Read All Reviews

Was this helpful?

Average Project Cost Breakdown

What Clients Have Said
Clients have expressed a positive sentiment regarding Techsho's pricing and value for money, noting that their services fit within budget while delivering strong results. One CEO highlighted the 'good value for cost' and emphasized their commitment to providing quality leads, resulting in significant increases in booked appointments and closed deals. Overall, Techsho is recognized for its cost-effectiveness and reliability, making it a recommended choice for businesses seeking growth.
Read All Reviews

Was this helpful?

View Profile
Central 24 Hours

Not yet reviewed

Undisclosed

Undisclosed

250 - 999

Barra da Tijuca, Brazil

Services provided

40% Call Center Services

20% Digital Strategy

20% IT Strategy Consulting +2 services

10% Customer Service Outsourcing

10% Sales Outsourcing

Central 24 Hours is a call center. Their midsize team is headquartered in Barra da Tijuca, Brazil. Their team specializes in Call Center Services and Digital Strategy.
Read more

View Profile
Featured

What are Featured Providers?

SupportYourApp

4.8 87 reviews

Premier Verified

$1,000+

< $25 / hr

1,000 - 9,999

Serves Rio de Janeiro, Brazil

Services provided

30% Call Center Services

30% Customer Service Outsourcing

20% AI Agents +2 services

15% Back Office Outsourcing

5% Data Annotation Services

SupportYourApp is a customer service center specializing in Contact Center Services, providing comprehensive solutions including Customer Support Services, Phone Support, and Telephonic Support. Across various reviews, clients praised their efficiency and adaptability, with many noting their proactive approach and commitment to client schedules. Approximately 90% of reviews highlighted their ability to handle high volumes of customer inquiries effectively.

See all 87 projects

4 of 7 reviews are 5 stars

1 new review for Call Center Services services

Less than $10,000 avg. project cost

Reviewed 7 times in the past 6 months
SupportYourApp has received a mix of feedback in recent reviews, with overall sentiment leaning towards positive. Clients praised their flexibility, responsiveness, and ability to manage support tasks efficiently, leading to improved operational efficiency and customer satisfaction. For instance, one client noted the team's proactive communication and strong project management. However, there was a notable negative review highlighting issues with accountability and service quality, which led to increased internal workload instead of relief. Overall, while many experiences were positive, there are areas for improvement in service consistency.
Read 7 Recent Reviews

Was this helpful?

30 of 33 Call Center Services reviews are 5 stars

1 new review for Call Center Services in past 6 months

$50,000 – $199,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for Water & Energy Metering Company
5.0 — SupportYourApp provides customer care services for a water and energy metering company. The team answers first-level questions, handles hotline calls, and provides TeamViewer problem-solving. Read more
Read 33 Reviews

Was this helpful?

More responsive than most other service providers

SupportYourApp is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
Get in Touch

Was this helpful?

View projects from:

United States (25) Ukraine (7) Israel (6) England (5) Germany (3) Netherlands (3) Czech Republic (2) Denmark (2) Sweden (2) Ireland (2) Luxembourg (1) Poland (1) Austria (1) Malta (1) Greece (1) New Zealand (1) Norway (1) Italy (1) Russia (1) France (1) Switzerland (1) Costa Rica (1) Canada (1) Bahamas (1)

Was this helpful?

View Profile Visit Website
Simply Contact

4.8 27 reviews

Premier Verified

$1,000+

< $25 / hr

250 - 999

Serves Rio de Janeiro, Brazil

Services provided

35% Call Center Services

55% Customer Service Outsourcing

10% Back Office Outsourcing

Simply Contact is a specialized provider of Contact Center Services, focusing on Customer Support Services, Inbound Call Center, and Telephonic Support. The company consistently receives high praise for its expertise in handling multi-channel and multi-lingual customer interactions, with 100% of reviewers noting their professionalism and adaptability. Their ability to improve customer satisfaction and reduce response times significantly is frequently highlighted, making them a valuable partner for diverse business needs.

See all 27 projects
Reviews mention Detail-oriented
Simply Contact has received high praise for its detail-oriented approach, particularly in its attention to detail and strict quality control measures. Clients have noted the commendable speed and quality of agent training, which contributed to effective management of customer support. One client reported a 15% increase in Customer Satisfaction (CSAT) scores, attributing this success to Simply Contact's efficient handling of inquiries and their flexibility in meeting specific requirements. Overall, the sentiment reflects strong satisfaction with Simply Contact's meticulous service delivery.

Customer Support Services for SaaS Company

5.0 Apr 25, 2023

Their attention to detail, strict QC measures, and efficient analytics and monitoring are commendable. The speed and quality of agent training were also noteworthy.
Read Full Review

Read All Reviews

Was this helpful?

1 of 1 reviews is 5 stars

Less than $10,000 avg. project cost

Reviewed 1 time in the past 6 months
Simply Contact has received positive feedback in recent reviews, highlighting their effective customer support management. Clients appreciated the timely delivery of tasks, clear communication, and the reduction in their internal team's workload. Notably, one client mentioned the seamless organization and adaptability of the support team. While there was a suggestion for improved understanding of complex licensing issues, the overall sentiment remains highly favorable, indicating that Simply Contact is a reliable partner for customer support needs.
Read 1 Recent Review

Was this helpful?

12 of 15 Call Center Services reviews are 5 stars

$200,000 – $999,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Staffing for Government Helpline
5.0 — Simply Contact provides staff to a government hotline's team; they hire and train call center agents to cover workflows around the clock. They've organized the hotline's IT structure, monitoring, Read more
Read 15 Reviews

Was this helpful?

Industry Experience

Simply Contact has demonstrated expertise across various industries, including Information Technology, Financial Services, Education, Advertising & Marketing, and eCommerce. Clients highlight their strengths in customer support, multilingual capabilities, and adaptability to specific business needs. Feedback reflects positive outcomes such as increased customer satisfaction, reduced response times, and improved operational efficiency. Overall, Simply Contact is well-suited for organizations seeking reliable customer service solutions, particularly in tech-driven and service-oriented sectors.
Read All Reviews

Select Industry to see insights

eCommerce Software Business services Information technology Financial services Education Arts, entertainment & music Retail Hospitality & leisure Human Resources IT Services Telecommunications Advertising & marketing

Was this helpful?
View Profile Visit Website
Virtual Sales Limited

4.8 22 reviews

Premier Verified

$1,000+

$50 - $99 / hr

10 - 49

Serves Rio de Janeiro, Brazil

Services provided

50% Call Center Services

50% Sales Outsourcing

Virtual Sales Limited is a distinguished provider of outbound call center and telemarketing services, specializing in lead generation and appointment setting. With over 90% of reviewers praising their timely delivery and industry expertise, they are noted for strong customer care services and impressive communication. Clients consistently appreciate their proactive project management and the significant impact on sales pipelines, with no significant areas for improvement highlighted.

See all 22 projects
Reviews mention Personable
Clients consistently highlight Virtual Sales Limited's personable approach as a standout feature. One reviewer noted their 'personable approach' as impressive, while another emphasized the effective communication and flexibility demonstrated by their team member, Fiona, who took the time to understand the client's business needs. Overall, the sentiment surrounding the company's personable nature is highly positive, indicating a strong alignment with client expectations and fostering productive partnerships.

Cold Outreach Strategy for Enterprise Software Vendor Co

4.5 Nov 4, 2024

The review highlights that Virtual Sales Limited's personable approach was most impressive. This aspect of their service was notably appreciated by the reviewer, indicating a strong emphasis on personal interaction and relationship-building.
Read Full Review

Sales Support Services for Digital Agency

5.0 Aug 24, 2026

What has impressed us most is how well they operate as an extension of our own team. Fiona has taken the time to understand our business, the services we offer and the types of clients we want to work with, rather than taking a generic approach to outbound sales. Her personable and professional approach is particularly important to us, as she is often the first direct interaction a prospective client has with Digital Gambit.
Read Full Review

Read All Reviews

Was this helpful?

2 of 4 reviews are 5 stars

1 new review for Call Center Services services

$10,000 – $49,000 avg. project cost

Reviewed 4 times in the past 6 months
In the past six months, reviews for Virtual Sales Limited reflect a strong overall sentiment, highlighting their professionalism and effective communication. Clients noted significant improvements in lead generation and appointment-setting, with one client averaging six new calls monthly. Feedback emphasized their ability to function as an extension of client teams, with particular praise for their adaptability and responsiveness. Areas for improvement mentioned were minimal, with clients appreciating their flexibility and the quality of service provided.
Read 4 Recent Reviews

Was this helpful?

More responsive than most other service providers

Virtual Sales Limited is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
Get in Touch

Was this helpful?

View projects from:

England (10) United States (4) Bulgaria (1) Croatia (1) France (1)

Was this helpful?
View Profile Visit Website
Doctor Sac Contact Center

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Rio de Janeiro, Brazil

Services provided

80% Call Center Services

20% Customer Service Outsourcing

Doctor Sac Contact Center is a call center company. The team provides Call Center Services and Customer Service Outsourcing, and the company is in Rio de Janeiro, Brazil.
Read more

View Profile

Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.

Get My Matches

Cobrart

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Downtown - Rio de Janeiro,, Brazil

Services provided

70% Call Center Services

30% Customer Service Outsourcing

Cobrart is a call center company. The Downtown - Rio de Janeiro,, Brazil-based firm was launched in 2011. Their team focuses on Call Center Services and Customer Service Outsourcing.
Read more

View Profile
Geosoft

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Rio de Janeiro, Brazil

Services provided

30% Call Center Services

40% Custom Software Development

30% BI & Big Data Consulting & SI

Geosoft is a custom software development company. They are located in Rio de Janeiro, Brazil and have midsize team. They focus on Custom Software Development and BI & big data consulting & SI.
Read more

View Profile

Tell us what you need — we’ll match you with top agencies in minutes.

Get My Matches

Why Trust Clutch

At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.

Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.

Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.

We evaluate service providers using a structured methodology that combines:

In-depth client interviews and ratings
Comprehensive project details
Market presence
Portfolio examples and industry recognition

This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.

Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.

We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.

Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.

Top Call Center Services & Voice Services in Rio de Janeiro

List of the Top Rio de Janeiro Call Center Companies & Voice Services

Reviews mention Communicative

Staff Aug & Content Moderation for Blockchain Technology Co

Customer Support for FinTech Organization

Call Center Services for Gaming Company

Digital Marketing, SMM & SEO for Software Solutions Company

Digital Marketing, SMM & SEO for Software Solutions Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Call Center Services for Digital Government Partner

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Helpware CX is very responsive

Reviews mention Exceptional performance

Customer & Ticket Support Services for Beauty Tech Company

Industry Experience

Select Industry to see insights

six eleven global services is very responsive

Sales Outsourcing Services for Real Estate Agency

Industry Experience

Average Project Cost Breakdown

What Clients Have Said

Reviewed 7 times in the past 6 months

Call Center Services for Water & Energy Metering Company

SupportYourApp is very responsive

Reviews mention Detail-oriented

Customer Support Services for SaaS Company

Reviewed 1 time in the past 6 months

Call Center Staffing for Government Helpline

Industry Experience

Select Industry to see insights

Reviews mention Personable

Cold Outreach Strategy for Enterprise Software Vendor Co

Sales Support Services for Digital Agency

Reviewed 4 times in the past 6 months

Virtual Sales Limited is very responsive

Tell us what you need — we’ll match you with top agencies in minutes.

Why Trust Clutch

List of the Top 1 Rio de Janeiro Call Center Companies & Voice Services

Latest Call Centers Articles

How to Build a Budget for Call Center Services [With Template]

Guide to Call Center Outsourcing

How To Hire a Call Center in 4 Steps

Similar Categories

Related Services

Specialties