X-StudioX-Studio

Website & App Development Agency

We build the products people actually keep.

A senior team of designers and engineers shipping interfaces that feel considered, fast, and unmistakably yours.

Product Design
Interface Engineering
Mobile Products
Design Systems
Brand Identity
iOS & Android
Motion
Prototyping
Creative Direction
Front-end Architecture
Product Design
Interface Engineering
Mobile Products
Design Systems
Brand Identity
iOS & Android
Motion
Prototyping
Creative Direction
Front-end Architecture

Who we are

Most agencies sell you volume. We sell you judgement. Fewer projects, more attention, work that holds up two years later.

Selected work

Work we’d show you twice.

Products taken from a first principle to a shipped interface, each one written up in full.

All case studies

What we do

Five things, done properly.

We don’t have a services page as long as your arm. This is the list.

Each service, in detailWebsite and app development
01

Product Design

Research, interaction design and interface work for products that have to earn daily use.

  • Discovery
  • User flows
  • UI design
  • Prototypes
02

Interface Engineering

Production front-ends built on modern React. Fast by default, accessible by default, maintainable by the team you already have.

  • Next.js
  • Design systems
  • CMS
  • Performance
03

Mobile Products

Native and cross-platform apps, from first prototype to a shipped build in both stores.

  • iOS
  • Android
  • React Native
  • Release & support
04

Brand Identity

Marks, type systems and art direction that hold together across every surface you will ever ship.

  • Identity
  • Typography
  • Guidelines
  • Art direction
05

Motion & Interaction

The layer most teams skip. Considered motion is the difference between software that works and software people like.

  • Motion systems
  • WebGL
  • Micro-interaction
  • Prototyping

Testimonials

What clients say.

The short version of what it is like to work with a studio where the people you meet are the people who build.

They pushed back on half our brief in the first week, and they were right about most of it. What shipped is simpler than what we asked for and it converts better.
Elena MarshHead of Product, Morrow
The team in the kickoff was the team at launch. After three agencies and three handoffs to juniors, that alone was worth the move.
Devin OseiFounder, Arc
Design and engineering sat in the same thread the whole way, so nothing got lost between the mock and the build. First project I have run without a redline round.
Priya RamanVP Engineering, Kite

How we work

How we build, ship, and scale

Three phases, no mystery. You see the work the whole way through.

  1. 01

    Build

    Design and engineering run together, in your hands every week. No six-week reveal, no surprises at the end.

  2. 02

    Ship

    We stay through launch and past it. The last 10% is the part everyone feels, and it is the part most teams cut.

  3. 03

    Scale

    Systems, documentation and a real handover, so your team keeps moving at the same standard without us in the room.

Contact

Got something worth building?

Tell us what you're working on. We reply to everything within two business days.

xstudio.hq.team@gmail.com

FAQ

Questions, answered.

The things people ask before the first call. If yours isn't here, send it over.

  • We design and build websites, web apps and iOS and Android apps, usually as one project with one team. Behind that sit five disciplines: product design, interface engineering, mobile products, brand identity, and motion and interaction design. Most engagements combine two or three of those, because the handoff between design and build is where quality usually gets lost. You can bring us a problem rather than a spec.