Mobile app development

Custom Mobile App Development Services

Not a prototype that looks good in a pitch deck. We design and develop mobile applications around your users and business goals, from product planning through store submission and what comes after.

See what we've shipped Discuss your mobile app

What we actually deliver

Built to Survive a Bad Network and a Long Week

Most mobile apps fail quietly. A crash on an old device, a sync that breaks offline, a push notification nobody set up right. We build for those cases from the start, not after a bad review.

iOS and Android, built for people who'll open the app daily rather than once. That means offline-capable data handling, real device and health integrations where the product needs them, and a build that's store-ready from the first version rather than patched together for a demo. As an app design and development company built for business mobile app development, TectSoft's mobile app development team owns design, engineering and store submission under one roof.

What's included

  • Product planning and UX before design starts
  • iOS and Android from a shared, maintainable codebase
  • Offline-first data layer where the use case needs it
  • Push notifications and device integrations
  • App Store and Play Store submission handled end to end

Built with

React NativeExpoSwiftKotlinSupabaseFirebaseHealthKit

How it runs

Four Stages, From Idea to App Store

  1. 01

    Scope the Product

    One call to map the core user journey, the platforms you need and what "done" looks like for version one. You leave with a written scope and a fixed number.

  2. 02

    Design and Prototype

    Flows and screens built around how people actually hold and use a phone, not a desktop layout squeezed into a smaller frame.

  3. 03

    Build on Real Devices

    Daily builds tested on actual hardware, not just simulators, because a simulator never drops a network connection at the wrong moment.

  4. 04

    Submit and Support

    Store submission handled end to end, plus the first round of post-launch fixes as real users find the edge cases a QA pass didn't.

Common questions

About Mobile App Development

Strategy, design, engineering, testing, store launch and support, the full path from an idea to something in someone's pocket. The engineering side splits into platform work (iOS, Android or both) and everything behind it, including APIs, data, and whatever the app needs to talk to.

It varies by platform count, backend complexity and integrations more than anything else. We break down real ranges by project size in our mobile app development cost guide.

It depends on your audience, geography and budget more than personal preference. We're building out a full decision guide on this, so get in touch and we'll walk through it on your specific case.

Weeks for a focused first version, longer for a larger scope, and store review time adds to the timeline too. Full breakdown by complexity is coming to our insights section; ask on a call for a number specific to your project.

One short call gets you a scope, a timeline and a number, on the record.

Discuss Your Mobile App