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NULLONESOLUTIONS

Services · Mobile Apps

Mobile App Development

Native and cross-platform iOS and Android apps that feel fast, look sharp and make it through App Store review the first time.

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Native & cross-platform iOS and Android.

01The problem

Two platforms, twice the cost — unless you plan it right.

Many teams build separate iOS and Android apps that drift apart, or ship a cross-platform app that feels cheap. The right architecture choice up front saves months.

  • Choosing between native and cross-platform without real trade-offs on the table
  • Store rejections and release delays
  • Apps that work in the demo but crash in the field

02What we build

Mobile Apps, built properly.

  • 01

    Consumer apps

    Polished onboarding, payments, push notifications and analytics.

  • 02

    Business & field apps

    Offline-first apps for teams on the move, synced to your systems.

  • 03

    Companion apps

    Apps that pair with hardware, wearables or your web platform.

  • 04

    MVPs

    A focused first version in weeks, built to grow rather than be thrown away.

03Tech stack

Proven tools, chosen for your project.

Cross-platform

  • React Native
  • Expo
  • Flutter

Native

  • Swift
  • SwiftUI
  • Kotlin
  • Jetpack Compose

Services

  • Firebase
  • Supabase
  • RevenueCat
  • Sentry

04How we work

A process built for momentum.

  1. 01

    Platform decision

    A clear recommendation on native vs cross-platform with costs attached.

  2. 02

    Prototype

    A clickable prototype tested on real devices before we write production code.

  3. 03

    Build & test

    TestFlight and internal tracks every week so you can hold the app in your hand.

  4. 04

    Store launch

    Listings, screenshots, review submission and crash monitoring.

05Related work

Sync scheduling app shown on a phone and a laptop

Mobile & Web App · 2024

Sync

A cross-platform team scheduling app with offline-first sync across iOS, Android and the web.

  • React Native
  • Next.js
  • Realtime
  • Offline-first
Event management dashboard with attendee statistics

Custom Software · 2024

ASME

An events and membership platform with automated workflows, live dashboards and an AR exhibit guide.

  • Next.js
  • Automation
  • Dashboards
  • AR

06FAQ

Mobile Apps FAQ

  • For most business apps, cross-platform (React Native or Flutter) delivers both platforms for roughly the cost of one. We recommend native when you need heavy device APIs or top-tier graphics.

  • Yes. We prepare listings, privacy declarations and builds, and manage the review process through to approval.

  • Yes. We design offline-first data layers that sync safely when the connection returns.

Let's talk

Ready to start your Mobile Apps project?

Book a free consultation. We'll listen, ask the right questions and send back a clear plan — no strings attached.

Start a Free Consultation