Leave a Review For Providers 0 0
  • Post a Project
Home Software Testing Localization Testing United States California

Top Localization Testing Services in California

Ratings Updated: June 6, 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
Get Matched

0 Leaders 15 Contenders

15 Companies

Country: United States
State: California
Application Testing Focus: Localization Testing

List of the Top California Localization Testers

  • Vention Logotype

    4.9 101 reviews
    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 software development company specializing in staff augmentation and quality assurance services, including App QA and Software Quality Assurance. Reviews highlight a 100% satisfaction rate, praising their skilled talent, effective communication, and seamless integration with client teams. Their focus on understanding client needs and delivering value is consistently noted across feedback.

    See all 101 projects

    Reviews mention Puts the customer first

    Client feedback highlights iTechArt Group's commitment to prioritizing customer needs, with one client noting that the team earned their trust after a negative experience with a previous agency. They appreciated the consistent communication and collaborative decision-making process. The client emphasized that iTechArt Group cares about their project, meets deadlines, and provides exceptional value for their services. Overall, the sentiment reflects strong satisfaction with the company's customer-centric approach.
    • Mobile App & Web Development for Social Media Platform
      5.0 May 1, 2023

      iTechArt Group cares about our project and their performance is great. After a bad experience with a previous development agency, I didn’t trust other companies and wanted to work with two partners in case something went wrong again. iTechArt Group has changed my mind and earned my trust. Our relationship has grown over time, and they’re my only development partner now. iTechArt Group meets deadlines and stays on budget. They’re always on track, and we decide together our next move.

      Read Full Review
    Read All Reviews
    3 of 3 reviews are 5 stars
    $50,000 – $199,999 avg. project cost

    Reviewed 3 times in the past 6 months

    Recent reviews for Vention reflect a strong overall sentiment, highlighting their responsive account management and effective collaboration. Clients appreciated the seamless integration of Vention's engineers into their teams, which fostered a sense of partnership. Specific feedback noted the quick ramp-up of productivity and timely delivery of features. A client praised the proactive support from their account manager, while another emphasized the strong team spirit and commitment from Vention's staff. Minor areas for improvement were mentioned but did not significantly detract from the positive experiences.
    Read 3 Recent Reviews

    Average Project Cost Breakdown

    $50,000 to $199,999 (19) $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

    Client feedback regarding the company's overall cost and value for money is predominantly positive. Clients frequently highlight Vention's competitive pricing and alignment with budgetary constraints, with comments like 'pricing fit our budget' and 'good value for cost.' A client noted that Vention's services resulted in a 50% reduction in Salesforce license costs, indicating strong value. Overall, clients appreciate the quality of work delivered relative to the costs incurred, often stating that the investment has yielded significant returns.
    Read All Reviews

    San Francisco, CA

    650 California Street
    San Francisco, CA 94108

    10 - 15

    650 288 1260

    See All Locations (8)
    View Profile Visit Website
  • LogiGear Logotype

    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
  • pCloudy Logotype

    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

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

    Get My Matches
  • Thought Frameworks Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Walnut, CA

    Services provided

    100% Application Testing

    Focus Areas

    20% Localization Testing
    20% Compatibility Testing
    20% Load Testing +2
    20% Manual Testing
    20% Performance Testing

    Thought Frameworks, an Application Testing company, is located in Walnut, California and Bengaluru, India. Their services include Application Testing.

    Read more
    View Profile
  • Qualimatrix Technologies Pvt Ltd Logotype

    5.0 4 reviews
    $1,000+
    < $25 / hr
    1,000 - 9,999
    Bakersfield, CA

    Services provided

    50% Application Testing
    50% IT Staff Augmentation

    Focus Areas

    20% Localization Testing
    20% Compatibility Testing
    20% Load Testing +2
    20% Manual Testing
    20% Performance Testing

    Qualimatrix Technologies Pvt Ltd is a company specializing in comprehensive software testing services, including App Testing, QA Testing, and Software Validation. With a strong emphasis on quality assurance, they have received overwhelmingly positive feedback, with reviewers highlighting their expertise, effective communication, and commitment to deadlines. Approximately 90% of reviewers appreciated their tailored testing approaches and proactive problem-solving skills.

    See all 4 projects

    Reviews mention Communicative

    Qualimatrix Technologies Pvt Ltd has received positive feedback regarding their communication skills. Clients noted that the team maintained effective communication channels, both through virtual meetings and emails. One client specifically highlighted the 'great communication' and the team's proactive response to issues. Another emphasized the importance of strong communication and collaboration, which contributed to the overall success of the project. Overall, the sentiment regarding their communicative approach is highly favorable.
    • Web Release Testing for FinTech Company
      5.0 Feb 25, 2024

      The Qualimatrix Technologies Pvt Ltd team was experienced and guided the workflow between InStyle and their team. The communication was great. Virtual meetings, emails, and messaging apps were the primary forms of communication.

      Read Full Review
    • Web & Mobile App Testing for Software Testing Services Co
      5.0 Jun 22, 2023

      The QA team has established effective channels of communication with the development team, project managers, and other stakeholders. They have actively engaged in cross-functional collaboration, participated in meetings, and worked closely with developers, product owners, and project managers. Strong communication and collaboration are noteworthy factors that can make a QA company stand out.

      Read Full Review
    Read All Reviews
    3 of 3 Application Testing reviews are 5 stars
    $50,000 – $199,999 avg. project cost

    Application Testing PROJECT HIGHLIGHT

    Web Release Testing for FinTech Company

    5.0 — Qualimatrix Technologies Pvt Ltd provided testing services for a fintech company's website releases. The team created a test strategy that combined automatic test series to improve the quality of Read more
    Read 3 Reviews

    View projects from:

    England (2) India (1)

    Bakersfield, CA

    4900 California Avenue
    Bakersfield, CA 93309

    101 - 150

    See All Locations (4)
    View Profile
  • ACCELQ Logotype

    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
  • Beta Breakers Logotype

    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
  • CLARITY TECH LLC Logotype

    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
  • BlazeMeter Logotype

    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)
    View Profile
  • Kumaran Systems Logotype

    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
  • Testing Hero Logotype

    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
  • Orestas Labs Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Sunnyvale, CA

    Services provided

    10% Application Testing
    20% Custom Software Development
    20% Mobile App Development +4
    20% Web Development
    10% AI Development
    10% E-Commerce Development
    10% UX/UI Design

    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

    Orestas Labs, an app development company, was founded in 2024. The agency provides Mobile App Development and Web Development, and is small.

    Read more
    View Profile
  • A-V Services, Inc. Logotype

    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)
    View Profile
  • Appzlogic Inc Logotype

    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
    3 of 3 Application Testing reviews are 5 stars
    3 new reviews for Application Testing in past 6 months
    $50,000 – $199,999 avg. project cost

    Application Testing PROJECT HIGHLIGHT

    Development Staff Augmentation for Hospitality & Leisure Co

    5.0 — Appzlogic Inc provides staff augmentation services for a hospitality and leisure company. The team's tasks include testing automation, AWS work, Java API creation, and web and mobile Read more
    Read 3 Reviews

    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

    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

    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
    View Profile
  • 360logica Software Testing Services Logotype

    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)
    View Profile

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

Get My Matches
tracking image

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
Clutch Leaders Matrix

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

List of the Top California Localization Testers

  1. LogiGear Logotype

    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
  2. pCloudy Logotype

    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
  3. Thought Frameworks Logotype

    Thought Frameworks

    Undisclosed
    Undisclosed
    50 - 249
    Walnut, CA

    Ability to deliver

    4.9/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    100% Application Testing
    20% Localization Testing
    View Profile Visit Website
  4. Qualimatrix Technologies Pvt Ltd Logotype

    Qualimatrix Technologies Pvt Ltd

    $1,000+
    < $25 / hr
    1,000 - 9,999
    Bakersfield, CA

    Ability to deliver

    21.3/40.0
    16.4/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    50% Application Testing
    20% Localization Testing
    50% Other
    View Profile Visit Website
  5. ACCELQ Logotype

    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
  6. Vention Logotype

    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
  7. Beta Breakers Logotype

    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
  8. CLARITY TECH LLC Logotype

    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
  9. BlazeMeter Logotype

    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
  10. Kumaran Systems Logotype

    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
  11. Testing Hero Logotype

    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
  12. Orestas Labs Logotype

    Orestas Labs

    $5,000+
    $50 - $99 / hr
    2 - 9
    Sunnyvale, CA

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Application Testing
    10% Localization Testing
    90% Other
    View Profile Visit Website
  13. A-V Services, Inc. Logotype

    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
  14. Appzlogic Inc Logotype

    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
  15. 360logica Software Testing Services Logotype

    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 California Software Developers in California Mobile App Development in California Artificial Intelligence in California AR/VR in California IoT in California Ruby on Rails in California DOTNET in California

Specialties

A/B Testing Unit Testing Manual Testing Reliability Testing Regression Testing Performance Testing IoT Testing Beta Testing Stress Testing

Nearby Locations

Localization Testing in San Francisco
View More

Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.