The gym for
how you think.
Every day, someone tries to fool you — ads, headlines, statistics, that guy in the meeting. LogicBrain trains you to catch them, 5 minutes a day. Not memory tricks. Not parlor games. Real reasoning.
Coming soon to the App Store iPhone · iOS 17+ · one workout a day free, foreverEvery bad argument has a face.
Twenty villains, each one a real reasoning error. They ambush your daily workouts with arguments designed to fool you. Beat one twice to capture it — then try to catch them all.
Baron Bandwagon
“Everyone believes me. That's the whole trick.”
AT LARGE
The Strawman
“That's not what you said — but it's what I'll attack.”
AT LARGE
The Gambler
“It's DUE. I can feel it.”
AT LARGE
Cobra King
“Reward the outcome. Watch it backfire.”
AT LARGESix questions. Five minutes. Real skills.
Adaptive workouts
Questions built from real-world material — actual ad claims, headlines, and statistics — served at exactly your level and aimed at your weakest faculty.
Rematches, 3× XP
Miss a question and it returns days later as a grudge match. That's spaced repetition — the most effective learning technique known — disguised as revenge.
Your LQ score
A calibrated Logic Quotient that rises as you genuinely improve. Streaks, crits, and weekly leagues keep you coming back; the LQ proves it's working.
Built to respect you
We tell you when to stop — cognition peaks around 20 questions a day. No ads. No accounts. Nothing leaves your device.
Free every day. Pro when you're hooked.
Monthly
Cancel anytime
Annual
Best value — about $4.99/month
Lifetime
One payment, forever
Free forever: one full workout a day, your streak, and the league. Pro unlocks unlimited training, all 10 games, and every villain.