SOFTWARE · DEVELOPMENT

Custom App Development

A Custom iOS, Android and Web App, Scoped in a Week and Built in Releases

A custom iOS, Android and web app scoped in a week and built in releases by GBCORP engineers. First release from this price.

Scoping workshop and written scope
Fixed quotation per release
One codebase for iOS, Android and web
Source code and accounts in your name

Flat price$5,000 one-timeFlat price for the standard configuration. Customised or more complex functionality is quoted separately before any work starts.

SKU GBS12

✓ GBCORP engineering — in production today ✓ 17 countries · 4 continents ✓ Fixed quotation per release

Key advantages

Scope before code

A one-week exercise produces screens, a written scope and a fixed quotation for the first release.

Releases you can use

Two-week sprints on a live test build; each release is usable, not a demo.

Production-proven blocks

Accounts, payments, loyalty, wallet passes, notifications, maps and consoles are already in production and assembled around your idea.

Stores and web

App Store and Google Play publishing, review handling, web deployment on your domain and analytics from day one.

Run or hand over

Monitoring, security updates and new features under a support plan, or a complete hand-over of code and accounts.

What is included

Scope	One-week scoping exercise ending in a written scope and fixed quotation
Delivery	Two-week sprints on a live test build; every release usable
Stack	One Flutter codebase for iOS, Android and web; cloud backend; your payment gateway
Ownership	Source code, cloud project and store accounts in your name
Publishing	App Store and Google Play listings and review handling
After launch	Monitoring, security updates and new features under a support plan, or full hand-over
Team	GBCORP design and engineering across 17 countries
Pricing	$5,000 one-time flat. Flat price for the standard configuration. Customised or more complex functionality is quoted separately before any work starts.
Start	Same week after purchase or quotation

Applications

Marketplace, booking, ordering and delivery apps
Internal tools and operator consoles
Customer apps for established businesses
Start-up MVPs launched on the stores
AI-powered product features

Why GBCORP

A fixed quotation before the first line of code, and a fixed price for every release after it
Production-proven blocks: payments, loyalty, wallet passes, multilingual layouts, e-mail and security
Source code and accounts in your name from day one
Releases you can use, not demos, every two weeks
One team from scoping to store publishing to support, across 17 countries

Ideal for

Ideas that no white-label product already covers
Start-ups that need an MVP on a fixed budget
Enterprises replacing a legacy app

Request a custom quote

Need something beyond the standard configuration, or a quotation before you buy? Describe it and a GBCORP engineer replies with a plan and a price, typically within one business day.