Custom software studio

WE BUILDSOFTWAREMOSTSTUDIOSCAN'T.

Product, brand and growth, refracted from a single idea and built with a level of design, motion and craft most dev shops can't execute.

Start a project See the work →

Worldwide

(What we do)01

LIGHT IN.SPECTRUM OUT.

Prysmus is a custom software studio. We design and build web platforms, mobile apps and AI features end to end, for founders and companies across the US, the Gulf and worldwide.

(Services)02

Custom software, first.

Mobile and full-stack products built end to end: architecture, real-time systems, maps, payments — the parts other shops outsource.

Interface, identity and motion treated as one craft. The reason the work doesn't look templated. Because it isn't.

Marketing sites, dashboards and the platforms behind them. Fast, accessible, and built to be looked at.

Store submission, deployment, and what happens after. We ship, then we sharpen.

Featured project

Day breaks. Night moves.

A day-and-night activity booking platform for Sharm el Sheikh, designed and built from discovery to checkout.

View the work →

Selected work01 / 04

01Social · Mobile

Debatable

A social debate app where the crowd settles the wildest arguments.

View work →

02Events · Gulf

Lahtha

An event-planning platform for the Gulf, from vendor marketplace to bookings.

View work →

03Social · iOS

Remnants

A location-based social memory app for iOS, with a custom backend.

View work →

04Logistics · On-demand

Zaseva

An on-demand marine delivery platform, designed and built end to end.

View work →

+8More projectsView all work →

(Clients)03

Brands we've built.

RainyLeadsStackbitsAamarWalletSaketnaValEngineersHolo StreetRove

RoveHolo StreetValEngineersSaketnaAamarWalletStackbitsRainyLeads

Software that looks andperforms like a flagship.

Web platforms, mobile apps and AI features, designed and built end to end.

Start a project

(Recognition)04

20+

products shipped · Top Rated Plus on Upwork

Trusted by founders across the US, the Gulf and beyond.

They built exactly what we imagined and then made it better. The design and polish are on another level.

Founder, marketplace platform

(Journal)05

Notes on building.

All posts →

How to add AI features to your product without it feeling bolted on

Most AI features fail the same way: they are added because AI is expected, not because they solve a real job. Here is how we decide what to build.

Jun 28, 20267 min read

Guides

Custom software vs off the shelf: how to decide in 2026

Off the shelf is faster until the day it stops fitting. Here is how to tell which side of that line you are on before you spend the money.

Jun 19, 20266 min read

Guides

How to choose a software development partner: 9 questions that matter

Most bad software engagements were predictable at the sales call. These are the questions that surface the risk early.

Jun 11, 20266 min read

(Contact)08

Have an idea?Know your ballparkin 60 seconds.

Configure what you're building and get a live price range with a milestone split. Or skip straight to a conversation, we reply within a business day.

Get an instant estimate Start a project →