One product, many devices. Still coherent.

Desktop and mobile apps that feel native where they run.

Whether it lives in your customer’s pocket or on their desk, a good app respects the context it’s used in. We design and build interfaces that feel considered across desktop and mobile, with a shared design system underneath.

Designed as a family, not a set of cousins.

We build a shared design language and interaction model across platforms — so people don’t have to re-learn the product when they switch from laptop to phone.

Native-feeling, not “ported”.

We respect each platform’s conventions so the app feels at home on iOS, Android, and desktop.

Thoughtful onboarding and empty states.

New users know what to do next, and returning users can pick up where they left off.

A design system you can keep using.

Components, patterns, and documentation that support future features without redesigning everything.

This is ideal when…

  • You want a companion app for an existing product or service.
  • Your users need to move between desktop and mobile regularly.
  • You care about polish and long-term maintainability.
  • You’re ready to invest in a product, not just “an app”.

It might not be right if…

  • A responsive web app alone can do the job for now.
  • You mainly need a bespoke web application used from laptops.
  • You’re still searching for a clear problem to solve.

How a desktop & mobile app project typically runs.

1

Product definition

We clarify core jobs-to-be-done, user types, and the smallest valuable v1.

2

UX flows & design system

We map user journeys across devices and build the shared design language.

3

Build & testing

We implement the app, wire up analytics, and test on real devices with pilot users.

4

Launch & evolve

We support app store submissions where relevant, and help prioritise improvements after launch.

Got questions?

Common questions.

Do you build native apps or use cross-platform frameworks?

We build with one codebase, web and mobile. Built on Astro and Postgres, hosted on infrastructure we own, no platform lock-in.

Can you work with our existing backend or APIs?

Yes. We’ll map authentication, data contracts, and release processes early so the app and your systems stay in sync.

One form, no pressure

Tell us about your desktop & mobile apps.

Share a few details and we’ll come back with next steps, a rough fit check, and an idea of timeline and budget. No jargon, no hard sell.

Prefer email? Reach us at hello@pocket54.com .

We’ll reply within one working day.