Home Software Testing Localization Testing United States California San Francisco

Top Localization Testing Services in San Francisco

Ratings Updated: March 29, 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

All Companies Leaders Matrix

Get Matched

1 Leaders 11 Contenders

12 Companies

Country: United States

State: California

City: San Francisco

Application Testing Focus: Localization Testing

List of the Top San Francisco Localization Testers

Sponsored

Vention

4.9 98 reviews

Look for Verified Providers

Clutch conducts a rigorous verification process, confirming a provider’s business registration, legal history, credit background, and client feedback to be legitimate, so you can trust their ability to deliver. Learn More

Premier Verified

$50,000+

$50 - $99 / hr

1,000 - 9,999

San Francisco, CA

Services provided

10% Application Testing

10% AI Development

10% Blockchain +7

10% Cloud Consulting & SI

10% Custom Software Development

10% DevOps Managed Services

10% Enterprise App Modernization

10% IT Staff Augmentation

10% Mobile App Development

10% Web Development

Focus Areas

10% Localization Testing

10% Automation Testing

10% Beta Testing +7

10% Compatibility Testing

10% Load Testing

10% Manual Testing

10% Performance Testing

10% Recovery Testing

10% Reliability Testing

10% Stress Testing

Vention is a versatile software development company specializing in Application Quality Assurance and staff augmentation services. Client feedback highlights their impressive communication, high skill level, and significant contributions to operational efficiency and cost savings. Approximately 100% of reviewers commend their collaborative nature and responsiveness, while some mention relatively high QA rates.

See all 98 projects
Reviews mention Autonomous
The overall sentiment regarding iTechArt's autonomy is highly positive. Clients noted that the team demonstrated impressive self-management, requiring minimal oversight while adapting to project needs. One client emphasized their developers felt like integral team members, contributing across various codebase areas. Another highlighted the establishment of an autonomous process for code quality assurance, which streamlined their workflow. Such feedback underscores iTechArt's ability to operate independently and effectively within client teams.

Web Development for Online Marketing Company

5.0 Feb 7, 2024

The team was very auto functioning on its own and our project managers at Vention were very responsive for any of our needs. We've been impressed by their flexibility and response time in finding engineers for us.
Read Full Review

Dev Staff Augmentation for Solar Technology Financing Co

5.0 Apr 12, 2023

Additionally, our internal team is very happy with iTechArt’s engineers. They write high-quality code and understand the instructions very well to do their work. Whenever they have doubts, they ask the right questions, and they come to us with issues if needed. Still, they’re very independent.
Read Full Review

Dev Staff Augmentation for B2C Moving Concierge Startup

5.0 Apr 10, 2020

They were very autonomous. We’re a small team, with not a lot of managerial resources, but they were able to pace themselves. They required very few check-ins to stay on pace. They’ve been able to roll with us as we go and adapt to what we needed as a startup.
Read Full Review

iOS & Android Dev for Networking Company

5.0 Feb 16, 2018

In general, iTechArt works independently and requires little oversight. iTechArt has a strong supply of grade A talent across numerous disciplines, which is important when you need to move quickly.
Read Full Review

Read All Reviews

Was this helpful?
Average Project Cost Breakdown

$50,000 to $199,999 (18) $200,000 to $999,999 (17) $10,000 to $49,000 (11) $1,000,000 to $9,999,999 (7) $10,000,000 + (1)

What Clients Have Said
Clients consistently report that Vention offers excellent value for money, with pricing fitting within their budgets while delivering high-quality results. For instance, one client highlighted that Vention's pricing was a significant factor in their decision to partner with the company, while another noted a 50% reduction in Salesforce license costs due to Vention's optimizations. Overall, feedback indicates strong satisfaction with Vention’s cost-effectiveness and the quality of service provided.
Read All Reviews

Was this helpful?
View projects from:

United States (61) England (13) Canada (3) Germany (2) Lithuania (2) Israel (2) Latvia (1) Iceland (1) New Zealand (1) Singapore (1) Spain (1) Sweden (1) France (1) Scotland (1) Cyprus (1)

This provider is fluent in 2 languages:

English

German

This provider is available in 5 time zones:

Greenwich Mean Time (GMT)

Central Standard Time (CST)

Eastern Standard Time (EST)

Pacific Standard Time (PST)

Mountain Standard Time (MST)

Was this helpful?
San Francisco, CA

650 California Street
San Francisco, CA 94108
10 - 15

650 288 1260

See All Locations (8)

Was this helpful?
View Profile Visit Website
LogiGear

Not yet reviewed

$25,000+

$25 - $49 / hr

1,000 - 9,999

San Mateo, CA

Services provided

20% Application Testing

20% Custom Software Development

20% ERP Consulting and SI +2

20% Other Application Development

20% Web Development

Focus Areas

20% Localization Testing

20% Compatibility Testing

20% Load Testing +2

20% Manual Testing

20% Performance Testing

ERP consulting and SI company LogiGear was established in 1994. The team focuses on ERP consulting and SI and Custom Software Development.
Read more

View Profile
ACCELQ

Not yet reviewed

$1,000+

$50 - $99 / hr

50 - 249

San Francisco, CA

Services provided

10% Application Testing

50% Branding

40% Custom Software Development

Focus Areas

20% Localization Testing

20% Compatibility Testing

20% Load Testing +2

20% Manual Testing

20% Performance Testing

ACCELQ is a branding company. The team is headquartered in San Francisco, California, and their services include Branding and Custom Software Development.
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

A-V Services, Inc.

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

San Francisco, CA

Services provided

100% Application Testing

Focus Areas

20% Localization Testing

20% Compatibility Testing

20% Load Testing +2

20% Manual Testing

20% Performance Testing

A-V Services, Inc. Is an Application Testing company. Their midsize team is in New York, New York and Fairfield, New Jersey. Their services include Application Testing.
Read more

San Francisco, CA

71 Stevenson St, 400
San Francisco, CA 94105
2 - 5

See All Locations (3)

Was this helpful?

View Profile
Testing Hero

Not yet reviewed

Undisclosed

Undisclosed

250 - 999

San Francisco, CA

Services provided

60% Application Testing

20% Mobile App Development

20% Web Development

Focus Areas

15% Localization Testing

25% Automation Testing

20% Beta Testing +2

20% Compatibility Testing

20% Performance Testing

Midsize Application Testing company Testing Hero, is headquartered in San Francisco, California and Hanoi, Vietnam. The team specializes in Application Testing and Web Development.
Read more

View Profile
pCloudy

Not yet reviewed

$1,000+

Undisclosed

50 - 249

Dublin, CA

Services provided

100% Application Testing

Focus Areas

20% Localization Testing

20% Compatibility Testing

20% Load Testing +2

20% Manual Testing

20% Performance Testing

PCloudy, an Application Testing company, is in Dublin, California. Established in 2015, the team offers Application Testing.
Read more

View Profile
Kumaran Systems

Not yet reviewed

Undisclosed

Undisclosed

250 - 999

Menlo Park, CA

Services provided

10% Application Testing

50% Enterprise App Modernization

10% BI & Big Data Consulting & SI +3

10% Cloud Consulting & SI

10% Custom Software Development

10% Mobile App Development

Focus Areas

10% Localization Testing

10% Automation Testing

10% Beta Testing +7

10% Compatibility Testing

10% Compliance Testing

10% Load Testing

10% Manual Testing

10% Performance Testing

10% Reliability Testing

10% Stress Testing

Kumaran Systems is a Menlo Park, California-based Enterprise App Modernization company. Founded in 1991, the team focuses on Enterprise App Modernization and BI & big data consulting & SI.
Read more

View Profile
Beta Breakers

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Novato, CA

Services provided

100% Application Testing

Focus Areas

15% Localization Testing

20% Automation Testing

20% Performance Testing +3

15% Compatibility Testing

15% Load Testing

15% Manual Testing

Application Testing company Beta Breakers was launched in 1981. The team specializes in Application Testing.
Read more

View Profile
BlazeMeter

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Palo Alto, CA

Services provided

80% Application Testing

20% DevOps Managed Services

Focus Areas

10% Localization Testing

20% Compatibility Testing

20% Load Testing +3

20% Manual Testing

20% Performance Testing

10% Automation Testing

BlazeMeter is an Application Testing company. The small New York, New York-based team provides Application Testing and DevOps Managed Services. The agency was established in 2011.
Read more

Palo Alto, CA

2390 El Camino Real
Palo Alto, CA 94306
1

See All Locations (2)

Was this helpful?

View Profile
CLARITY TECH LLC

Not yet reviewed

$5,000+

$150 - $199 / hr

2 - 9

Fremont, CA

Services provided

10% Application Testing

30% Cloud Consulting & SI

20% Custom Software Development +2

20% E-Commerce Development

20% Web Development

Focus Areas

20% Localization Testing

20% Compatibility Testing

20% Load Testing +2

20% Manual Testing

20% Performance Testing

Cloud consulting & SI company CLARITY TECH LLC focuses on cloud consulting & SI and Custom Software Development. They were founded in 2022.
Read more

View Profile
Appzlogic Inc

5.0 5 reviews

$1,000+

< $25 / hr

250 - 999

Milpitas, CA

Services provided

20% Application Testing

30% IT Staff Augmentation

20% Mobile App Development +2

20% Web Development

10% Generative AI

Focus Areas

10% Localization Testing

40% Automation Testing

20% Compatibility Testing +2

20% Manual Testing

10% Compliance Testing

Appzlogic Inc is a versatile company specializing in Application Testing, QA Testing, and Software Quality Assurance services. Reviews highlight their proactive, detail-oriented approach, delivering on time and within budget. Approximately 100% of feedback is positive, with clients noting their expertise, seamless integration, and cost-effective solutions. Clients appreciate their commitment to quality and strong alignment with company values.

See all 5 projects

Industry Experience

Appzlogic Inc has demonstrated strong expertise across various industries, including Hospitality & Leisure, Software, IT Services, and Education. Clients have praised their commitment to quality, responsiveness, and ability to deliver tailored solutions. In Hospitality & Leisure, they excelled in eCommerce technology implementations. In Software, they showcased proficiency in mobile development and DevOps automation. Their work in IT Services focused on security compliance, while in Education, they developed interactive learning platforms. Overall, sentiment is highly positive, indicating a strong fit for clients in these sectors.
Read All Reviews

Select Industry to see insights

Hospitality & leisure Software Other industries IT Services Education

Was this helpful?

Average Project Cost Breakdown

$10,000 to $49,000 (1) $50,000 to $199,999 (1) $200,000 to $999,999 (1)

What Clients Have Said
Clients consistently highlight Appzlogic Inc's cost-effectiveness and alignment with budget expectations. One client noted that their 'pricing fit our budget' and described the company as providing 'good value for cost.' Another stated that the 'low cost model really helped' their business scale effectively. Overall, the sentiment is overwhelmingly positive, with multiple reviews emphasizing the company's ability to deliver high-quality services at competitive prices, contributing to a strong perception of value for money.
Read All Reviews

Was this helpful?

More responsive than most other service providers

Appzlogic Inc 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
360logica Software Testing Services

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sunnyvale, CA

Services provided

80% Application Testing

10% Custom Software Development

10% Web Development

Focus Areas

20% Localization Testing

20% Compatibility Testing

20% Load Testing +2

20% Manual Testing

20% Performance Testing

360logica Software Testing Services is a Noida, India-based Application Testing company. The team provides Application Testing and Custom Software Development.
Read more

Sunnyvale, CA

640 W California Ave Suite 210
Sunnyvale, CA 94086

+1 (925) 271-2558

See All Locations (5)

Was this helpful?

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.

Ability to deliver

Focus

Proven

Market Leaders

Emerging

Niche

Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 Vention

A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.

By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More

Focus (x-axis)

Focus accounts for a company’s specialization within a certain service.

Ability to Deliver (y-axis)

Ability to Deliver considers three criteria:

Client feedback and reviews
Work experience and previous projects
Market presence and reputation in the industry

List of the Top 1 San Francisco Localization Testers

Vention

$50,000+

$50 - $99 / hr

1,000 - 9,999

San Francisco, CA

Ability to deliver

39.8/40.0

20/20 Reviews

10/10 Clients & Experience

9.8/10 Market Presence

Service focus

10% Application Testing

10% Localization Testing

90% Other

View Profile Visit Website
LogiGear

$25,000+

$25 - $49 / hr

1,000 - 9,999

San Mateo, CA

Ability to deliver

7.2/40.0

0/20 Reviews

1.5/10 Clients & Experience

5.7/10 Market Presence

Service focus

20% Application Testing

20% Localization Testing

80% Other

View Profile Visit Website
ACCELQ

$1,000+

$50 - $99 / hr

50 - 249

San Francisco, CA

Ability to deliver

5.7/40.0

0/20 Reviews

0/10 Clients & Experience

5.7/10 Market Presence

Service focus

10% Application Testing

20% Localization Testing

90% Other

View Profile Visit Website
A-V Services, Inc.

Undisclosed

Undisclosed

50 - 249

San Francisco, CA

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

100% Application Testing

20% Localization Testing

View Profile Visit Website
Testing Hero

Undisclosed

Undisclosed

250 - 999

San Francisco, CA

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

60% Application Testing

15% Localization Testing

40% Other

View Profile Visit Website
pCloudy

$1,000+

Undisclosed

50 - 249

Dublin, CA

Ability to deliver

5.7/40.0

0/20 Reviews

0/10 Clients & Experience

5.7/10 Market Presence

Service focus

100% Application Testing

20% Localization Testing

View Profile Visit Website
Kumaran Systems

Undisclosed

Undisclosed

250 - 999

Menlo Park, CA

Ability to deliver

5.5/40.0

0/20 Reviews

0/10 Clients & Experience

5.5/10 Market Presence

Service focus

10% Application Testing

10% Localization Testing

90% Other

View Profile Visit Website
Beta Breakers

Undisclosed

Undisclosed

10 - 49

Novato, CA

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

100% Application Testing

15% Localization Testing

View Profile Visit Website
BlazeMeter

Undisclosed

Undisclosed

10 - 49

Palo Alto, CA

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

80% Application Testing

10% Localization Testing

20% Other

View Profile Visit Website
CLARITY TECH LLC

$5,000+

$150 - $199 / hr

2 - 9

Fremont, CA

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

10% Application Testing

20% Localization Testing

90% Other

View Profile Visit Website
Appzlogic Inc

$1,000+

< $25 / hr

250 - 999

Milpitas, CA

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Application Testing

10% Localization Testing

80% Other

View Profile Visit Website
360logica Software Testing Services

Undisclosed

Undisclosed

10 - 49

Sunnyvale, CA

Ability to deliver

5.8/40.0

0/20 Reviews

0/10 Clients & Experience

5.8/10 Market Presence

Service focus

80% Application Testing

20% Localization Testing

20% Other

View Profile Visit Website

Similar Categories

Related Services

Web Developers in San Francisco Software Developers in San Francisco Mobile App Development in San Francisco eCommerce in San Francisco Artificial Intelligence in San Francisco Blockchain in San Francisco AR/VR in San Francisco IoT in San Francisco Ruby on Rails in San Francisco

Specialties

Unit Testing Recovery Testing IoT Testing Performance Testing Reliability Testing Load Testing A/B Testing Stress Testing Localization Testing

Get personalized agency matches based on your project goals.

Top Localization Testing Services in San Francisco

List of the Top San Francisco Localization Testers

Reviews mention Autonomous

Web Development for Online Marketing Company

Dev Staff Augmentation for Solar Technology Financing Co

Dev Staff Augmentation for B2C Moving Concierge Startup

iOS & Android Dev for Networking Company

Average Project Cost Breakdown

What Clients Have Said

Industry Experience

Select Industry to see insights