From Polyphasic Developers · Public Apple beta

FlagFallTake the flag.
Make it home.

Tanks, jeeps and helicopters. Island battlegrounds. One very important getaway. Help shape our capture-the-flag vehicle combat game before launch.

Free and ad-free during beta and launch. Join on a compatible iPhone, iPad or Mac; the invitation lists current requirements.

FlagFall tank combat on an island battleground
Capture-the-flag vehicle combat · Built by Polyphasic Developers

Apple & Android: working towards launch. Apple beta available now; Android release still in preparation.

PC: in development. Follow the platform roadmap for progress, with store releases still to come.

Independent studio · Lincoln, UK · Since 2016

Have something of your own to build?

We also build bespoke software, modernise legacy systems and bring practical AI into business workflows.

AI & automation / Web platforms / Mobile apps / Custom software / Modernisation

Selected work

Games, apps and software that works.

Explore our own games and apps alongside client projects for Mobilizz and Lambda Research.

What we do

One development partner for software, systems integration and AI.

We help established SMEs when off-the-shelf software no longer fits, legacy systems restrict growth or disconnected tools create too much manual work.

Our work includes bespoke business software, customer portals, web platforms, mobile apps, systems integration, workflow automation and AI integration for existing products and operations.

See our services
01

Custom Software Development

Custom software development for businesses that need web platforms, customer portals, internal systems, and operational tools built around real workflows.

Learn about Custom Software Development
02

Web App Development

Web app development for products, dashboards, portals, workflows, and customer experiences that need to be fast, credible, and maintainable.

Learn about Web App Development
06

MVP Development

MVP development for founders and businesses that need a lean first release to test demand, prove the workflow, and get to market quickly.

Learn about MVP Development
Why Polyphasic
“We give a straight answer, do the work, and don’t disappear.”

James Colby, Founder

A long-term software development partner for SMEs in the UK and worldwide.

  • A real cost, a realistic timeline and a clear scope before work starts.
  • One team across bespoke software development, systems integration, web, mobile and AI.
  • Work delivered in useful stages, with clean ownership, documentation and ongoing support.
More about the studio
How we work

From business problem to working software.

No process theatre. A sensible route to software that works.

Understand

What is not working, who it affects and what a useful result looks like.

Scope

The right first release, the right technology and a number you can plan around.

Build

Working software delivered in stages, with decisions visible as the project moves.

Deploy

A proper release, clean ownership and support that fits what happens next.

Start a conversation

Tell us what is slowing your business down.

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