Xamarin Development Company — C# Mobile Support Your Xamarin App. Still Running. Still Maintained.
Partner with a xamarin development company that maintains, fixes and extends existing Xamarin iOS and Android apps. Microsoft deprecated Xamarin — we did not stop supporting it. Fixed-price bug fixes, feature additions and OS compatibility updates for clients across USA, UK, Canada and India.
Xamarin App Development Services — What We Deliver
Dedicated Xamarin app maintenance and development services using C# for existing Xamarin.Forms and Xamarin.Native apps. Bug fixes, feature additions, OS compatibility updates, and ongoing support retainers — all at a fixed price with direct C# engineer access.
Not sure which service fits your project?
Discuss Your ProjectEnd-to-end mobile app development company in India — native Android and iOS apps, cross-platform Flutter and React Native solutions, built for startups and enterprises across India, USA, UK, and Canada. Fixed price. Direct engineers. Full source code ownership.
Enterprise mobile app development company in India — scalable, secure, and integration-ready apps for large teams, complex workflows, and multi-platform deployment. Fixed price. Direct engineers.
One codebase, two platforms — Flutter and React Native cross-platform apps that run natively on iOS and Android. Reduce development cost by 30–40% without sacrificing performance, quality, or user experience.
AI-powered mobile app development company in India — intelligent Android and iOS apps built with machine learning, NLP, and computer vision. Smart features that learn from your users and drive measurable business outcomes.
Real Xamarin Challenges. Real Solutions.
Every business running a Xamarin app faces the same three challenges after deprecation. Here is how our mobile app development team solves each one — with C# expertise, a fixed price, and no pressure to migrate before you are ready.
What Sets Our Xamarin Development Apart
Four commitments on every Xamarin engagement — and the reason clients across USA, UK and Canada trust our mobile app development company with their legacy Xamarin apps.
How We Engage With Businesses
Three Xamarin engagement models designed for different needs — whether you need a one-time fix, ongoing maintenance coverage, or an AI-assisted migration path when you are ready to move beyond Xamarin.
Specific Xamarin scope defined and priced before work begins — a single bug fix, a feature addition, or an OS compatibility update. No hourly billing, no open-ended invoices. You know exactly what you are getting before a single line of C# is written.
A dedicated Xamarin engineer on monthly retainer — covering ongoing bug fixes, OS compatibility monitoring, feature additions, and store update submissions. Predictable monthly cost. Direct C# developer access. No agency overhead.
When your business is ready to move beyond Xamarin, our <a href="/ai-powered-app-development-company-india" class="content-link">AI-powered app development</a> team plans and executes your migration to .NET MAUI or a modern cross-platform framework — keeping your app live throughout the process with full feature parity.
Cross-Platform & Mobile Development Insights
Practical guides from AZRIVA's engineering team — written for founders and product teams evaluating cross-platform mobile development options.
How We Handle Xamarin Projects
A six-stage process for Xamarin maintenance and development — every issue diagnosed, every fix scoped, every invoice tied to a specific deliverable. The same discipline we apply across all <a href="/mobile-app-development-company-india" class="content-link">mobile app development</a> work. No surprises. No hourly billing.
Codebase Assessment
We begin with a full review of your existing Xamarin codebase — version compatibility, dependency health, architecture patterns, and known issues. We document exactly what needs to be done before any development work begins, so scope and cost are clear from day one.
Scope & Design Review
For bug fixes, we document the exact issue and confirm the fix approach. For feature additions, we design new screens to match your existing Xamarin app design language and get your approval before any C# code is written. Nothing moves forward without your sign-off.
Fixed-Price Proposal
A fixed-price proposal is delivered covering the exact scope — whether a single bug fix, a feature addition, an OS compatibility update, or ongoing monthly maintenance. The price you see is the price you pay. No hourly billing. No scope creep on agreed items.
C# Xamarin Development
Development work runs in focused sprints using C# within your existing Xamarin.Forms or Xamarin.Native architecture. We match your codebase patterns and style. You receive a working build at the end of every sprint — testable on your own iOS and Android devices.
Real Device Testing
Every Xamarin build is tested across real iOS and Android devices to verify fixes work correctly and no existing functionality is broken. We validate across relevant iOS and Android versions before any build goes to you for review or store submission.
Delivery & Ongoing Support
We manage App Store and Google Play update submissions for all Xamarin releases. Post-delivery support is included — any issue arising from our work within 90 days is fixed at no additional cost. Ongoing monthly maintenance retainers available for continuous coverage.
Xamarin Support for Every Business Situation
From a startup maintaining a Xamarin MVP to an enterprise running mission-critical Xamarin apps — we maintain, fix, and extend your C# mobile app at a fixed price. Whether you need immediate bug support or a longer-term mobile app development partner for your Xamarin platform, we work with clients across USA, UK, Canada and India.
Xamarin Technologies We Work With
We use the right technology for each project — battle-tested stacks chosen for performance, scalability, and long-term maintainability.
Mobile App Development
We build high-performance native and cross-platform mobile apps for Android and iOS that deliver seamless user experiences across all devices and screen sizes.
Mobile Projects We Have Delivered
Two mobile apps maintained and delivered by our mobile app development team at a fixed price — real projects showing our cross-platform mobile expertise across iOS and Android. Real source code ownership. Real post-launch support.
What Clients Say About Our Mobile Development
Feedback from clients who trusted our team with their mobile app projects — from UK platform builds to enterprise mobile solutions. Every project delivered with <a href="/ai-powered-app-development-company-india" class="content-link">AI-powered development</a> tools and a fixed-price commitment.
The Android app with DRM-protected content streaming was exactly what we needed. Widevine integration worked perfectly from day one. The team understood our requirements completely and delivered without compromise.
The Flutter app delivered for our field team works flawlessly even in low-connectivity areas. Offline sync was exactly what we needed. Post-launch support has been excellent.
Xamarin Development — Frequently Asked Questions
Our team has answered the most common questions about our services.