We build native apps people actually keep.
Woodburn Grupo is the home of Ultimate Apps — a native iOS and Android app studio designing, building and shipping a portfolio of beautifully made mobile products.
Ultimate Apps — our app studio.
Ultimate Apps designs, builds, ships and grows native mobile apps as a portfolio. Build many, learn fast, and pour everything into the ones people love. Every app is real Swift and Kotlin — crafted for the small details that make software feel effortless.
Native by default
Swift & SwiftUI on iPhone, Kotlin & Jetpack Compose on Android. Real platform quality — never a wrapper.
A portfolio, not a bet
We build several apps, ship them properly, and let the market show us the winners — then we double down.
AI-accelerated craft
A lean, founder-led studio amplified by a fleet of AI agents across research, design, engineering and growth.
What we're building.
Ask Bob
Travel & discovery In developmentA location-aware guide with a friendly local who always knows where to go — the hidden gems, not the tourist traps. Honest picks in any city, plus beautiful offline guides. Coming to iPhone and Android.
Preview at askbob.guideMore in the pipeline
Research & designNew apps are always in research and design at the studio. We'll introduce them here as they're ready to meet the world.
Woodburn Grupo.
Woodburn Grupo SL is a Spanish company — a founder-led studio building a portfolio of native mobile apps for a global audience. We keep the team small, the standards high, and the focus on products worth keeping.
Ultimate Apps is our home for that work: the studio where every app is researched, designed, built and shipped end to end.
Let's talk.
Partnerships, press, or just hello — we'd love to hear from you.
info@woodburnsolutions.com