Founded in
2018
Years of mobile, backend and SaaS engineering give us the experience to maintain, update and stabilize apps that are already live.
Launching an app is only the beginning. Primocys provides mobile app maintenance services for iOS, Android, Flutter and React Native apps, fixing production issues, improving performance, updating dependencies and keeping existing apps reliable as technology evolves.
Request an App Health Check
From bug fixes and OS updates to performance and backend support, we keep existing mobile apps stable, secure, and ready for what comes next.
We diagnose and resolve crashes, broken workflows, release issues, and production bugs across existing mobile applications.
Keep your app compatible with new iOS and Android releases, device changes, platform requirements, and evolving store policies.
Improve slow screens, API response issues, resource usage, and other performance bottlenecks affecting the user experience.
Maintain Flutter and React Native apps through framework upgrades, dependency updates, compatibility fixes, and ongoing improvements.
Maintain APIs, databases, integrations, authentication, and backend services that keep your mobile application running reliably.
Real engineering experience you can verify, not inflated numbers: the team, the apps we run ourselves and the process behind every maintenance project.
2018
Years of mobile, backend and SaaS engineering give us the experience to maintain, update and stabilize apps that are already live.
We build and run our own apps too, so our team handles real releases, store updates and production issues instead of only reading about them.
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One team across mobile, backend, APIs, cloud and releases, so a problem is traced to its real cause instead of being passed between vendors.
Every request follows a clear path: audit the app, find the root cause, fix and test, release safely, then monitor and keep improving.
With 1,200+ products delivered globally, Primocys helps businesses maintain, support, and improve existing mobile apps across platforms and stacks.
Our mobile app support services cover application, backend, API, database, integration, and release issues to keep existing apps stable and reliable.
01
Investigate production crashes, broken workflows, authentication problems, UI issues and device-specific failures.
02
Adapt existing apps to new OS versions, permissions, SDK requirements, devices and store policies.
03
Investigate slow startup, screens, APIs, database queries, memory usage, media loading and other performance bottlenecks.
04
Upgrade Flutter, React Native, native packages and supporting libraries through controlled changes and regression testing.
05
Support APIs, Node.js services, databases, authentication, webhooks, background jobs and infrastructure connected to the app.
06
Apply relevant patches, update vulnerable dependencies and review authentication, authorization and API exposure.
See how we designed finance, creator and fitness apps, each built around clear user workflows and real product needs.
Our mobile app support services help teams take over existing applications, understand inherited codebases, resolve issues, and provide reliable app maintenance and support.
Understand project structure, frameworks, dependencies, branches, build process and obvious technical risks.
Map development, staging and production environments along with deployment and configuration requirements.
Separate urgent production problems from improvements, technical debt and lower-priority cleanup.
Resolve the most important reliability problems first so ongoing work starts from a safer baseline.
Document practical architecture, APIs, integrations, deployment steps and product behavior as understanding grows.
Move from takeover to regular maintenance, planned upgrades and product improvements when required.
Important: We do not recommend rebuilding an inherited app simply because another team wrote it. The first step is understanding what works, what is risky and what actually needs to change.
Keep your existing app stable, secure, and ready to evolve with ongoing support that reduces technical issues, improves performance, and protects user experience.
Keep your existing mobile app reliable by addressing crashes, bugs, compatibility issues, and production problems before they disrupt users.
Improve slow screens, API responses, resource usage, and other bottlenecks that affect app speed and the overall user experience.
Keep iOS, Android, devices, SDKs, frameworks, and dependencies aligned as platforms and technical requirements continue to evolve.
Reduce technical risks by maintaining dependencies, authentication, APIs, integrations, and other systems supporting your mobile application.
Maintain business-critical apps even when your original development team is unavailable or you need a new technical partner.
Support ongoing improvements and new requirements without letting your existing mobile product become difficult to maintain.
We support Flutter, React Native, native iOS and Android apps, plus the backend, APIs, databases and cloud systems they rely on.
Our mobile app maintenance services start with a codebase review and issue assessment, followed by structured app maintenance and support to deliver a stable release.
Tell us what the app does, what is going wrong and which platforms, backend systems and integrations are involved.
Review relevant code, dependencies, architecture, logs, environments and known production issues.
Separate critical production problems from preventive maintenance, technical debt and optional improvements.
Implement focused changes and regression-test the affected workflows before release.
Prepare the production version and support deployment or store submission where included in scope.
Move into scheduled maintenance, upgrades and product enhancements when ongoing support is needed.
We assess your existing app, prioritize technical issues, stabilize critical workflows, and validate fixes before release so ongoing maintenance stays structured and reliable.
Maintaining a mobile application often requires support across multiple technical layers. Our mobile app support services cover the app, backend and integrations, providing reliable app maintenance and support through one technical team.
Talk to Our Maintenance Team
Mobile apps, APIs, databases, backend services and integrations can be reviewed together when troubleshooting.
The application does not need to have been originally developed by Primocys.
Fix what creates user or business risk first instead of treating every warning as an emergency.
Maintenance can continue into feature development when your roadmap needs more than technical support.
Support can extend from code changes through build preparation and mobile-store release work.
Changes should make future work easier, not solve today’s problem by creating another fragile workaround.
We maintain existing mobile applications across industries, helping teams resolve production issues, improve performance, manage platform changes, and keep business-critical workflows reliable as products evolve.
Maintain dashboards, collaboration tools, authentication, notifications and business integrations while keeping existing workflows stable and responsive.
Support bookings, payments, order workflows, location features, notifications and customer or vendor experiences across changing platform requirements.
Maintain feeds, messaging, media uploads, notifications, profiles and creator workflows while addressing performance, compatibility and production issues.
Support scheduling, telehealth, secure communication, records and clinical integrations while maintaining reliable workflows across supported devices and platforms.
Maintain account experiences, transaction workflows, authentication and payment integrations while addressing compatibility, reliability and technical issues.
Support learning workflows, progress tracking, AI-powered features and integrations while keeping dependencies, APIs and mobile experiences up to date.
Mobile app maintenance costs depend on app complexity, codebase condition, platform updates, integrations, and support needs. We scope maintenance around your existing app.
Apps with multiple user roles, complex workflows and business-critical features usually require more time for investigation, fixes and regression testing.
Clean, documented codebases are easier to maintain, while outdated dependencies, technical debt and poorly documented code can increase investigation and stabilization effort.
Supporting new iOS and Android versions, devices, SDK requirements and framework updates can add ongoing compatibility and testing work.
APIs, databases, authentication, third-party services and cloud infrastructure may require maintenance alongside the mobile application.
Occasional bug fixes require a different level of support than applications needing frequent troubleshooting, performance work, updates and ongoing monitoring.
We review your existing application, technical environment and maintenance needs before defining a practical scope and estimate for the required support.
Maintenance scope depends on the current codebase, platforms, backend, integrations and the condition of the live product.
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