Skip to content
RelenshTech
Mobile App Development

Mobile apps built for real usage, releases, and retention

Plan, design, build, test, and launch mobile apps with practical product flows, stable APIs, and release support.

What we build

Specific outputs matched to the project goal.

Service outcome guidance

Recommended when mobile behavior, notifications, camera, location, or offline access matter to the product.

iOS and Android app development

Cross-platform development

Product discovery

UI/UX for mobile

Backend/API integration

QA and device testing

App Store and Play Store launch support

Analytics, crash reporting, and retention

Deliverables

Concrete work products, not vague capability claims.

User flows
Wireframes
Clickable prototype
Production app
Backend integration
Release checklist

Technology stack

Tools selected for maintainability and fit.

React NativeFlutterSwiftKotlinFirebaseSupabaseNode.jsStripe
Timeline range
6-20 weeks depending on platform depth, backend work, device features, and store review.
Example engagement
A cross-platform app MVP with onboarding, authenticated API flows, push notifications, analytics, release candidate testing, and store submission support.
Proof artifact
Prototype, API contract, release checklist, device QA log, and crash-reporting setup.

Development process

A clear path from planning to support.

The exact scope changes by project, but the delivery rhythm keeps decisions, QA, and launch readiness visible.

  1. 1Product discovery
  2. 2Mobile UX and prototype
  3. 3API and architecture planning
  4. 4App development sprints
  5. 5Device QA and release testing
  6. 6Store submission and post-launch support

Analytics, crash reporting, and retention

Built around measurable delivery quality.

Define activation, engagement, and retention events before release.

Add crash reporting and release diagnostics so production issues are visible.

Design onboarding, permissions, empty states, and notifications around real user behavior.

Prepare store assets, privacy details, test accounts, and release notes.

Maintenance and support

Support after the first launch.

App Store and Play Store submission support
Bug fixes, OS compatibility updates, and release management
Analytics review, retention improvements, and feature iteration

Quality checklist

What we verify before handover.

The checklist changes by scope, but these are the checks expected for this service.

Permission, offline, loading, empty, and error states
API failure handling, crash reporting, analytics, and privacy notes
Device QA across representative screen sizes
Store submission assets, release notes, and rollback plan

Related services

Useful internal links for planning the full scope.

FAQs

Common questions before starting.

Should I choose native or cross-platform development?

Cross-platform is often best for speed and shared code. Native is better when the product needs deep platform-specific performance or device APIs.

Can you build the backend for the app?

Yes. We can build APIs, databases, admin panels, cloud hosting, authentication, payments, and analytics pipelines.

Do you support App Store and Play Store launches?

Yes. We help prepare release builds, store listings, privacy details, testing requirements, and submission checklists.

How do you test mobile apps?

Testing can include device QA, responsive checks across screen sizes, API failure cases, permissions, crash reporting, and release candidate testing.

What affects mobile app pricing?

The main cost drivers are platform choice, number of user roles, backend/API complexity, payments, subscriptions, push notifications, offline behavior, device features, analytics, and release support. We scope these before estimating.

What deliverables do we receive before development starts?

Typical pre-build deliverables include feature scope, user flows, wireframes or prototype, API assumptions, release risks, milestones, and a backlog prioritized by launch value.

Mobile App Development

Ready to turn the scope into a practical plan?

Share the goal, timeline, current stack, and constraints. We will recommend the next useful step.

Discuss an App Idea