Turn doomscrolling into learning.

BrainTok is a TikTok-style feed of fascinating facts from science, history, space, biology, technology and more. Swipe up for a new one. Save the ones you love. Watch your knowledge tree grow.

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WHY YOU'LL LOVE IT
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🌿 1,000+ hand-picked facts across 14 categories — no clickbait, no fluff, just the stuff that actually makes you go "huh, really?"

📱 One-finger scroll. No ads every 3 cards. No algorithm pushing rage. Just facts.

❤️ Save what you love. Your saved facts live in a beautiful collection you can revisit anytime.

🌳 Your Knowledge Tree. Each category is a branch. Read more → your tree grows greener. 14 branches to fully unlock.

🏆 27 achievements to hunt. Streaks, category masters, night-owl reader, fact-sharer — collect them all.

🔔 Gentle daily reminder. One nudge a day (time you choose) to keep the streak alive. Off by default.

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PRIVACY FIRST
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• No account required — pick a nickname and go
• No tracking, no profiling, no data sent to our servers
• Everything lives locally on your device
• Full offline support (facts already downloaded)

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WHO IT'S FOR
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• Curious minds who'd rather learn something than scroll memes
• Teachers and students hunting for conversation starters
• Trivia night champions in training
• Anyone looking to replace 5 minutes of TikTok with 5 minutes of "did you know…"

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TWO LANGUAGES
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Full English and Czech support. Switch anytime in Settings.

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ONE-TIME OPTION
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Ads keep the app free. If you'd rather not see them, there's a one-time purchase to remove them forever (€1.49). No subscriptions. No dark patterns.

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Every scroll = a new fact. Start exploring.