Custom Mobile App Development Company
Built for Results
We are a mobile app development company that delivers custom iOS, Android, and cross-platform apps for startups and enterprises worldwide. From discovery to post-launch support, every app is secure, scalable, and built to drive real business outcomes.
Our Mobile App Development Services
Codeflux delivers custom mobile app development services for iOS, Android, and cross-platform applications. Our team builds secure, scalable, and user-ready mobile products for startups and enterprises worldwide.
01iOS App Development
Swift + SwiftUI + XcodeSwift and SwiftUI for iPhone and iPad, built to Apple HIG standards with full App Store submission. From concept to live on the App Store.
- Swift & SwiftUI
- TestFlight QA
- App Store submission
- In-app purchases
02Android App Development
Kotlin + Jetpack ComposeKotlin and Jetpack Compose for phones, tablets, and foldables, optimised for Google Play policies and Material Design 3 guidelines.
- Kotlin + Jetpack
- Google Play submission
- Offline-first architecture
- Material Design 3
03Cross-Platform Development
Flutter + React NativeOne codebase for iOS and Android. Flutter for custom UI; React Native for JS teams. Cuts cost 30 to 50% vs two native builds without sacrificing quality.
- Flutter / Dart
- React Native New Arch
- Single codebase
- 30 to 50% cost saving
04PWA & App Modernisation
React + Service WorkersInstallable web apps with native-like UX and offline support. We also rebuild outdated apps after a thorough codebase audit and technical review.
- Service workers
- Push notifications
- Offline capability
- App modernisation
Our Mobile App Development Process
A structured agile process that reduces risk and delivers working software at every sprint. Each stage ends with a client deliverable and sign-off before we move forward.Discovery & Scoping
Project brief, feature list, wireframes, and cost estimate. We define what gets built before coding begins.
UX & UI Design
Figma prototype, design system, and screen-by-screen sign-off before development starts.
Our UX & UI Design ServicesAgile Development
Working demo every two-week sprint. You review progress throughout, not just at final delivery.
QA & Testing
Device matrix testing, security validation, QA report and UAT sign-off before App Store submission.
Our Testing ServicesLaunch & Submission
Live on App Store and Google Play. We handle metadata, privacy labels, and staged rollouts.
Maintenance & Support
OS updates, security patches, bug resolution, and feature development on retainer or per-project.
Maintenance & Support PlansDiscovery & Scoping
Project brief, feature list, wireframes, and cost estimate. We define what gets built before coding begins.
UX & UI Design
Figma prototype, design system, and screen-by-screen sign-off before development starts.
Our UX & UI Design ServicesAgile Development
Working demo every two-week sprint. You review progress throughout, not just at final delivery.
QA & Testing
Device matrix testing, security validation, QA report and UAT sign-off before App Store submission.
Our Testing ServicesLaunch & Submission
Live on App Store and Google Play. We handle metadata, privacy labels, and staged rollouts.
Maintenance & Support
OS updates, security patches, bug resolution, and feature development on retainer or per-project.
Maintenance & Support PlansTechnologies We Work With
We pick technology around your project goals, not our convenience. Here is what our mobile engineering team works with across 500+ delivered apps.Mobile Layer
Native and cross-platform technologies powering our iOS and Android apps with industry-leading performance.
Backend & APIs
Scalable server-side architectures and API layers that power the intelligence behind your mobile application.
Cloud & DevOps
Enterprise-grade cloud infrastructure with automated CI/CD pipelines and containerised deployments.
Payments & Finance
Secure payment integrations, banking connectivity, and financial compliance tools across all app types.
Communication
Real-time messaging, notifications, voice, and video integrations for user engagement and operations.
Maps & Enterprise
Location services, mapping, and enterprise system integrations that power logistics and field operations.
Why Businesses Choose Codeflux
From the first scoping call to post-launch support, we are accountable for the complete outcome. One team, full lifecycle, zero hand-offs.Global Delivery, Your Timezone
Dedicated PMs, async updates, and sprint demos scheduled around North America, Europe, and APAC timezones.
Transparent Pricing
Fixed-scope quotes with itemised estimates. Scope changes are flagged before they are built, no invoice surprises.
Full-Lifecycle Ownership
One team owns wireframe to post-launch maintenance. No hand-offs between separate agencies or teams.
Verified Reviews
4.9 out of 5 across 80+ reviews on Clutch and G2. Independent platforms, not just our own testimonials.
Security & Compliance in Every App We Build
Security at Codeflux is an engineering requirement, not a checklist item added before delivery. Every layer of the stack is built with compliance in mind from day one.
GDPR Compliance
Privacy-by-design, consent flows, data minimisation, and right-to-erasure for EU apps.
EU GDPR OfficialHIPAA-Aware
AES-256 encrypted storage, audit logging, role-based access, and BAA support for healthcare.
HHS HIPAA OfficialSecure API Design
OAuth 2.0, JWT auth, TLS 1.3, API rate limiting, and input validation throughout.
End-to-End Encryption
Data encrypted at rest and in transit. No plaintext storage of PII or credentials.
WCAG 2.2 AA
VoiceOver, TalkBack, 4.5:1 contrast, touch targets, and screen-reader labels built in.
W3C WCAG 2.2 SpecPen Testing
Third-party penetration testing coordinated for enterprise clients before go-live.
Native vs Cross-Platform: Which Is Right for You?
Budget, performance, and roadmap determine the answer. Here is the full comparison to help you choose the right approach.| Native iOS / Android | FlutterRec | React Native | |
|---|---|---|---|
| Performance | Highest — direct OS access | Near-native | Near-native |
| Code Reuse | 0% — two codebases | 90 to 95% | 70 to 90% |
| Dev Cost | Higher | Lower | Lower |
| Dev Speed | Slower | Faster | Faster |
| UI Quality | Pixel-perfect, platform-native | Excellent custom UI | Good, some native widgets |
| Best For | Performance-critical apps | MVPs and fast launch | JS teams and SaaS products |
Maximum Performance
Deep device integration or absolute performance ceiling required.
Flutter: Fastest to Market
Our default for most new projects. Polished app on both platforms, launched faster.
Start with Flutter→JavaScript-Heavy Teams
Strong JS/React experience or extending a web product into mobile.
Turn Your App Idea Into a
Live Product in 20 Days
Talk to our mobile app team and get a scoped estimate, tech recommendation, and delivery timeline in one free call, no obligation.
Mobile App Cost & Timeline
Honest estimates based on real project data. Ranges reflect our blended global delivery model. US-only engineering typically runs 2 to 3x higher for the same scope.Single Platform
- 1 platform (iOS or Android)
- 5 to 8 screens
- Basic auth and user accounts
- Firebase or Auth0 backend
- App Store submission
Dual Platform
- iOS and Android (native or cross-platform)
- Payment processing (Stripe, Apple Pay)
- Push notifications and real-time features
- Custom backend architecture
- Admin dashboard included
Full Complexity
- AI/ML features
- HIPAA/GDPR compliance
- Complex third-party integrations
- Multi-role architecture
- Dedicated project manager
What Increases Cost
- Building for both iOS and Android natively
- Real-time features (chat, GPS, live data)
- Payment processing and financial compliance
- AI, ML, or on-device intelligence
- Complex third-party integrations
What Increases Timeline
- Unclear requirements at project kickoff
- Long approval cycles between stages
- Third-party API dependencies
- App Store review time (1 to 3 business days)
Our Mobile App Development FAQs
Need a reliable team to help achieve your software goals?
Drop us a line! We'd love to discuss your project.