Mobile app health audits examine more than individual bugs. A useful assessment can cover stability, performance, compatibility, security, user flows, technical debt, and release risks to identify what is affecting an app after launch. The companies below offer different combinations of mobile auditing, testing, QA, optimization, and technical assessment services.
1. Gilzor
Gilzor provides a dedicated Mobile App Audit for published iOS and Android applications. The assessment combines App Store and Google Play performance, product health, technical state, and prioritized recommendations. It examines ratings and reviews, critical user flows, crash analytics, deprecated SDKs, dependencies, performance bottlenecks, architecture, technical debt, security flags, compatibility, and release risks. Findings are ranked by business impact and accompanied by effort estimates and a recovery roadmap.
Key Facts:
Best for: Published mobile apps experiencing declining ratings, recurring crashes, stalled growth, or technical problems
Core services: App health audit, mobile app audit, product and technical assessment, root-cause analysis, recovery planning
Platforms: iOS, Android, React Native, Flutter
Specialization: Mobile product health and recovery
Audit scope: App Store and Play Store health, user flows, technical state, performance, architecture, dependencies, security and release risks
Applause focuses on real-world digital quality testing, using professional testers and end users on the devices and environments where applications are actually used. Its mobile testing services cover functional testing, payments, UX, localization, accessibility, and other complex use cases. This approach can be useful when an app health review needs evidence from different devices, markets, languages, and real-world usage conditions.
Key Facts:
Best for: Consumer-facing apps requiring broad real-world testing
Specialization: Real-world digital experience testing
Testing scope: Devices, operating systems, locations, languages, and user scenarios
Notable strength: Large network of testers and end users for in-market testing
Contact Information:
Website: www.applause.com
LinkedIn: www.linkedin.com/company/applause
Facebook: www.facebook.com/applause
Instagram: www.instagram.com/applause_inc
Twitter: x.com/Applause
3. Testlio
Testlio provides managed mobile application testing that combines human testing with software and platform-based workflows. Its service covers device and OS variations, with testing resources available across countries, languages, devices, and payment methods. The company is particularly relevant to applications where an audit needs to account for localization, payments, real-world device behavior, and other conditions that may not appear in a controlled QA environment.
Coverage: Mobile devices, operating systems, countries, languages, and payment methods
Notable strength: Human testing combined with AI-supported testing workflows
Contact Information:
Website: www.testlio.com
Email: hi@testlio.com
Address: 8911 N Capital of Texas Hwy, Suite 4200 #1081, Austin, TX 78759, USA
LinkedIn: www.linkedin.com/company/testlio
4. 21century.tech
21century.tech is an AI-native software studio that builds production software with senior engineers supported by AI-assisted development. Its engineering process includes architecture and design, code review and QA, security judgment, automated test coverage, and ongoing refactoring. For an app health audit, the company is relevant to teams that need to assess or improve an existing product's codebase, testing coverage, security, and technical quality as part of broader software engineering work.
Key Facts:
Best for: Product teams needing software engineering, QA, and technical improvement
Core services: Software development, refactoring, testing and QA, security-focused engineering
Specialization: AI-assisted software engineering
Notable strength: Senior engineers retain responsibility for architecture, code review, QA, and security while AI supports testing, documentation, and refactoring
Contact Information:
Website: 21century.tech
Email: kirill@oski.site
5. ScienceSoft
ScienceSoft offers mobile application testing for native iOS and Android applications as well as cross-platform and mobile web products. Its testing scope includes functionality, compatibility, usability, performance, security, automation, and accessibility. The company can also extend testing to the server side of complex mobile applications, which is relevant when application health depends on backend behavior as well as the mobile client.
Key Facts:
Best for: Complex mobile applications requiring structured QA and technical testing
Platforms: iOS, Android, cross-platform and mobile web
Specialization: Software testing and quality assurance
Notable strength: Mobile and backend security testing for complex applications
Contact Information:
Website: www.scnsoft.com
Email: contact@scnsoft.com
Phone: +1 214 306 68 37
Address: 5900 S. Lake Forest Drive, Suite 300, McKinney, Dallas area, TX-75070, USA
LinkedIn: www.linkedin.com/company/sciencesoft
Facebook: www.facebook.com/sciencesoft.solutions
Twitter: x.com/ScienceSoft
6. A-listware
A-listware combines mobile development with testing, QA, maintenance, performance management, and modernization. Its mobile QA capabilities cover functional, performance, UX, security, and accessibility testing, while its modernization services address legacy applications through architectural redesign and code refactoring. This makes its offering relevant to app health assessments where technical quality and ongoing application stability need to be evaluated together.
Key Facts:
Best for: Businesses assessing or improving existing mobile applications
Specialization: Mobile engineering and quality assurance
Notable strength: Combines testing with legacy app modernization and post-launch support
Location: St. Leonards-on-Sea, UK
Contact Information:
Website: a-listware.com
Phone: +1 (888) 337 93 73
Email: info@a-listware.com
Address: North Bergen, NJ 07047, USA
LinkedIn: www.linkedin.com/company/a-listware
Facebook: www.facebook.com/alistware
7. QualityLogic
QualityLogic provides mobile application testing and QA support throughout the development lifecycle. Its services combine manual testing and automation across iOS and Android environments, while its production QA work can include real-device testing, end-to-end validation, and backend load testing. The company also supports Agile, continuous integration, and continuous release environments.
Key Facts:
Best for: Companies needing ongoing mobile QA rather than a single test cycle
Specialization: Mobile QA and production testing support
Notable strength: Combines device testing with backend and release-process validation
Location: Boise, Idaho, USA
Contact Information:
Website: www.qualitylogic.com
Email: info@qualitylogic.com
Phone: (208) 424-1905
Address: 9576 West Emerald St, Suite 100, Boise, ID 83704, USA
LinkedIn: www.linkedin.com/company/qualitylogic
Facebook: www.facebook.com/QualityLogic
8. Kualitatem
Kualitatem provides mobile application testing across iOS, Android, hybrid, and cross-platform applications. Its scope includes functional, compatibility, performance, security, accessibility, compliance, localization, automation, and interruption testing. The company also combines real-device and emulator testing, making its services applicable to app health reviews focused on reliability across different hardware, operating systems, and network conditions.
Key Facts:
Best for: Apps requiring broad technical and quality coverage
net-devs provides AI-augmented enterprise software engineering with testing and QA built into its delivery process. Its QA work combines automated and manual testing focused on stability, security, and correctness before production. The company also works with cloud-native architecture, platform engineering, modern front-end systems, and ongoing application evolution. Its mobile-related engineering includes attention to real-world reliability, including offline-first behavior for logistics applications.
Key Facts:
Best for: Enterprise applications requiring ongoing technical QA and stability work
Specialization: Enterprise software and AI-augmented engineering
Testing focus: Stability, security, correctness, and production readiness
Location: Warsaw, Poland
Notable strength: QA is integrated into the development and deployment process
Contact Information:
Website: net-devs.com
Email: contact@net-devs.com
Phone: +48 571 282 759
Address: Obrzeżna 1D, 02-691 Warszawa, Poland
LinkedIn: www.linkedin.com/company/net-devs
10. TestFort
TestFort focuses on software testing and QA, with dedicated mobile application testing across devices, operating systems, and network conditions. Its mobile testing services address functionality, usability, performance, compatibility, and interruptions, while project examples include mobile investment platforms, mobile retail applications, and mobile POS systems.
Key Facts:
Best for: Existing mobile products requiring dedicated QA resources
Notable strength: Real-device testing and broad QA tool coverage
Contact Information:
Website: testfort.com
Email: contacts@testfort.com
Phone: +1 310 388 93 34
Address: 30 N Gould St Ste R Sheridan, WY 82801, USA
LinkedIn: www.linkedin.com/company/testfortqa
Instagram: www.instagram.com/testfort_ua
Twitter: x.com/Testfort_inc
11. Itexus
Itexus provides QA and testing alongside mobile application development, project rescue, maintenance, and support. Its project rescue service is built around a detailed performance audit and a recovery plan, while its QA process includes testing applications before major releases. The company also supports existing applications when a client needs to change development teams or continue maintaining a production product.
Key Facts:
Best for: Mobile products that need technical assessment, QA, or recovery support
Core services: Project rescue, performance audits, QA and testing, mobile development, maintenance
Platforms: Native and cross-platform mobile applications
Specialization: Fintech and custom software development
Notable strength: Combines audit-oriented project rescue with engineering and post-launch support
Contact Information:
Website: itexus.com
Email: info@itexus.com
Address: 8, The Green, STE road, Dover, DE 19901, USA
LinkedIn: www.linkedin.com/company/itexus
Facebook: www.facebook.com/itexus
Twitter: x.com/ItexusSoft
Instagram: www.instagram.com/itexus.soft
12. QASource
QASource provides end-to-end mobile app testing covering functionality, compatibility, accessibility, installation, geofencing, and AI-powered mobile features. Its process includes test planning, device and platform matrix definition, execution, monitoring, and defect tracking. The company works with native, hybrid, cross-platform, healthcare, IoT, gaming, wearable, and other mobile applications.
Key Facts:
Best for: Applications requiring structured QA across multiple platforms
Core services: Functional, compatibility, accessibility, installation, geofencing and AI feature testing
Platforms: iOS, Android and mobile web
Specialization: Mobile QA and testing services
Notable strength: Broad application coverage, including healthcare, IoT, wearable and AI-powered apps
Contact Information:
Website: www.qasource.com
Phone: +1.925.271.5555
Email: info@qasource.com
Address: 73 Ray St, Pleasanton, CA 94566, USA
LinkedIn: www.linkedin.com/company/qasource
13. ImpactQA
ImpactQA provides mobile application testing for native, hybrid, mobile web, IoT, and augmented reality applications. Its testing scope covers functionality, performance, automation, APIs, usability, compatibility, security, and network behavior. The company also operates mobile testing labs and uses real-device testing across iOS and Android environments.
Key Facts:
Best for: Businesses needing broad mobile quality engineering coverage
OSKI Solutions provides mobile app testing as part of its broader software engineering services. Its testing work covers functional and exploratory testing, real-device compatibility, automated regression, performance and stability profiling, security and API testing, accessibility, usability, and app-store readiness. The company also works with CI/CD pipelines so testing can become part of an ongoing release process rather than a one-time check.
Key Facts:
Best for: Teams that need detailed mobile QA and ongoing release validation
Specialization: Real-device mobile QA and software engineering
Notable strength: Combines mobile testing with automation and CI/CD integration
Location: Tallinn, Estonia
Contact Information:
Website: oski.site
E-mail: contact@oski.site
LinkedIn: www.linkedin.com/company/oski-solutions
Address: Kaupmehe tn 7-120, Tallinn, 10114, Estonia
Phone: +48571282759
15. Cigniti
Cigniti provides mobile application security testing within its broader security assurance services. Its work includes security requirements analysis, architectural review, threat modeling, static and dynamic application security testing, mobile application security testing, and vulnerability assessment and penetration testing. This makes it particularly relevant when application health needs to include a dedicated security assessment alongside general quality checks.
Key Facts:
Best for: Mobile products where security is a major part of application health
Specialization: Cybersecurity assurance and application security
Testing focus: Mobile security, architecture, vulnerabilities and secure development practices
Notable strength: Security-focused assessment that can complement broader mobile QA
Contact Information:
Website: www.cigniti.com
Phone: +1 469 673 3443
Email: info@cigniti.com
Address: 433 E Las Colinas Blvd, Suite 1300, Irving, TX 75039, USA
LinkedIn: www.linkedin.com/company/coforge-tech
Facebook: www.facebook.com/coforge.company
Instagram: www.instagram.com/coforge.company
Twitter: x.com/Coforge_Tech
16. SoftPro
SoftPro provides custom software development, modernization, long-term support, and QA services for startups, SMEs, and enterprise teams. Its engineering work covers .NET, Azure, React, and AI, while QA representatives can support projects during delivery and post-launch maintenance. The company also has experience with application modernization and ongoing bug fixing, making it relevant to app health work where technical assessment leads into remediation and maintenance.
Key Facts:
Best for: Businesses combining application assessment with modernization and ongoing support
Core services: Custom software development, QA and testing, modernization, cloud development, long-term support
Specialization: .NET, Azure, React, and AI solutions
Location: Warsaw, Poland
Notable strength: Combines development, QA support, modernization, and post-launch maintenance
Experience: 20+ years of combined team experience
Contact Information:
Website: soft-pro.pl
Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401
17. TestMatick
TestMatick provides mobile testing using real devices and automated testing environments. Its process covers requirements and strategy planning, device selection, functional testing, performance and compatibility testing, usability, and security. The company supports both iOS and Android applications and evaluates behavior under real-world conditions such as different devices, screen sizes, and network environments.
Key Facts:
Best for: Apps requiring extensive device and compatibility testing
Core services: Functional, performance, compatibility, usability, security and automated testing
Platforms: iOS and Android
Specialization: Software testing and mobile QA
Notable strength: Real-device testing and coverage of real-world usage conditions
Location: New York, USA
Contact Information:
Website: testmatick.com
Email: contact@testmatick.com
Phone: +1 (212) 203-8264
Address: 1441 Broadway, 3rd Floor, New York, NY 10018, USA
LinkedIn: www.linkedin.com/company/testmatick
Facebook: www.facebook.com/testmatick
Instagram: www.instagram.com/testmatick.team
Twitter: x.com/testmatick
18. Global App Testing
Global App Testing focuses on real-world functional and UX testing for mobile and web applications. Its mobile services use real testers and devices to assess iOS and Android apps, including payment flows, KYC processes, physical-device interactions, functionality, and UX. The company also supports testing across different countries, languages, devices, network conditions, and user contexts.
Key Facts:
Best for: Mobile applications with global users and market-specific quality risks
Notable strength: Testing across locations, languages, devices, payment methods, and real-world conditions
Geographic coverage: Testing available across international markets
Contact Information:
Website: www.globalapptesting.com
Conclusion
App health audits can reveal problems that are easy to miss during routine development and QA, from recurring crashes and performance bottlenecks to compatibility issues, security risks, and technical debt. The companies in this list approach app health from different angles, including dedicated mobile audits, quality assurance, real-device testing, performance analysis, security assessment, and application modernization. The right provider depends on the app's current problems, technology stack, platform coverage, and the depth of assessment required. A thorough audit can give product and engineering teams a clearer view of technical risks and help turn those findings into a practical improvement plan.
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