Independent App Studio
Building apps with purpose
Thoughtful mobile and web experiences, crafted with care and shipped with intention.
Latest Updates
Changelogs, announcements and tutorials from the studio.
October 12, 2026
CombustoCombusto 1.9.0: we started saving the daily price history
Combusto now stores one snapshot of prices per day. Nothing is shown on the site yet: the past can't be recovered later, so capturing comes first.
Oct 12, 2026
ChangelogCombustoCombusto 1.9.1: the home page now links to every province
A new block on the home page lists all 52 provinces, so every province's price ranking is one click away.
Oct 12, 2026
ChangelogCombustoCombusto 1.8.0: "fuel price today" pages, prices in titles, and a real 404
Two national "price today" pages, the day's lowest price in every page title, breadcrumbs, opening hours for search engines, and a proper 404 for pages that don't exist.
Sep 21, 2026
TutorialCombustoHow to Find the Cheapest Petrol Station Near You with Combusto
Use your location to compare fuel prices at every petrol station around you, choose your search radius and fuel type, and get directions in one tap.
Our Apps
Products we've built and shipped.
Combusto
Fuel price comparison for Spain: one static page per municipality, refreshed hourly from the Ministry's open data. Live at combusto.app.
IronHex
IronHex is an offline-first workout tracker. Log every set with a rest timer, build your own routines from a catalogue of over 800 exercises with images and step-by-step instructions, and follow multi-week programs with ready-made plans such as Push/Pull/Legs, 5×5, Arnold Split and Upper/Lower. Track your personal records and progress over time, with optional cloud sync to keep your data safe.