rotblock app icon

Unlock apps
with your brain

rotblock locks the apps that eat your day. To open one, solve a quick learning challenge. Your pixel brain grows with every win.

Download on the App Store

Free to start. For iPhone, iOS 26 or later.

Home screen with locked apps around the brain mascot A math challenge unlocks 10 minutes Eight ways to train: chess, math, languages and more The brain mascot keeps growing

How it works

You still get your apps. You just earn them.

1Pick your time sinks

Choose apps and websites with Apple's Screen Time picker.

2Set a rule

Which challenge, how many questions, how many minutes you get.

3Solve to open

Answer, get your minutes, and it locks again when time is up.

Challenges that teach

Every unlock is a tiny lesson. Theory, examples and practice, at your level.

Math & reading

Adaptive math and short reading passages with questions.

Languages

Spanish, French, German, Italian, Portuguese, Arabic and Chinese, by voice, typing or handwriting.

Flashcards

Spaced repetition decks, your own or ready-made.

Chess, coding, physics, history

Puzzles and learning paths, from zero to sharp.

AI tutor

Learn any topic, researched and taught step by step.

Priming

A guided breathing, gratitude and intention routine instead of the scroll.

Private by design

The apps you lock stay on your iPhone. rotblock only gets anonymous tokens from Screen Time. No ads, no tracking, no third-party analytics. An account is optional.

Help & contact

Questions, bugs or ideas? Write to me@muratbock.com. To cancel a subscription, open Settings → your name → Subscriptions on your iPhone.

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