Work You Can Verify
Three kinds of proof: companies you already know that trusted us with their apps, full builds we delivered to clients, and products we build, ship, and maintain ourselves.
Engineering for companies you know
Before AppTube took on full builds, Darko spent years as a senior mobile engineer inside product teams at some of Europe's best-known startups. That's the engineering bar your app gets built to.
GoStudent
EdTech · UnicornOne of Europe's most valuable EdTech companies — online tutoring at scale.
Senior mobile engineering on their Flutter apps.
Praktika.ai
AI · EdTechAI language-learning app with avatar tutors, used by millions of learners.
Senior Flutter engineering on the consumer app.
Funda
PropTechThe Netherlands' largest real-estate platform.
Mobile app development.
Solflare
Fintech · CryptoA leading Solana wallet trusted with real money, every day.
Mobile engineering on the wallet app.
Apps we built for clients
End-to-end builds delivered under the same model you're reading about right now: scoped up front, fixed price, shipped to the stores, and handed over with the client owning all the code.
Njuppa
LiveFood-sharing app connecting home cooks with neighbors.
Flutter · Serverpod
Ludus
LiveA community events platform — create, discover, and join local meetups.
Flutter
Products we run ourselves
We eat our own cooking. These are apps we designed, built, launched, and still operate — which means we've lived through app review rejections, scaling issues, and 1-star reviews so your project doesn't have to.
WonderWay
LiveAI bedtime stories for kids — personalized, narrated, parent-controlled.
Flutter · Serverpod · AI
AppStorePreview.dev
LiveA web editor for App Store screenshots used by indie devs and studios.
React · Fastify · Postgres
Dinner Done
LiveAI meal planning for busy families — web and mobile.
Flutter · Web · AI
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