Train your brain in 5 minutes a day. 40+ free brain games, a full IQ
test and memory training — works offline, no internet needed.
Okto is a brain training app that turns daily mental exercise into
progress you can actually see. Start at 1 wrinkle. Play brain games
every day. Watch your Focus, Memory, Speed, Logic and Reaction climb —
and watch Okto, your octopus companion, evolve alongside you.
40+ BRAIN GAMES ACROSS 5 SKILLS:
MEMORY — sequence recall, spatial memory games, pattern matching
FOCUS — sustained attention, distraction filtering, dual tasks
SPEED — rapid processing, mental math games, quick sorting
LOGIC — deduction puzzles, brain teasers, riddles and brain test levels
REACTION — reaction time test, go/no-go drills, reflex challenges
IQ TEST & BRAIN TESTS:
- IQ-style logic test with your percentile result
- Personality test — are you a Strategist, Sprinter, Analyst or Sentinel?
- Reaction time test — compare yourself to players worldwide
- Memory span test — find your working memory limit
- Attention test — measure how long you can really focus
THE WRINKLE SYSTEM:
Ten ranks. Every rank unlocks a new evolution for your octopus and
harder brain games. Most brain training apps hand you a score. Okto
gives you a character that visibly changes as your mind sharpens.
SHARE YOUR RANK:
Get your rank card and send it to friends and family. See who has the
sharper brain. Challenge your group, compare percentiles, settle it.
TRACK EVERYTHING:
- Radar chart across all five cognitive skills
- Percentile ranking against players your age
- Daily streak counter and goals
- Session history and progress timeline
RECOVERY MODE:
Guided breathing exercises to reset focus between sessions. Train
hard, recover properly.
BUILT FOR DAILY USE:
Five minutes is enough. Okto builds your daily brain workout from the
games your profile needs most, adapts difficulty as you improve, and
keeps a streak going so the habit sticks. Small download size. Plays
fully offline.
WHO OKTO IS FOR
Students preparing for competitive exams. Professionals who want
sharper focus at work. Anyone who wants a brain game that respects
their time and tracks real progress instead of just handing out points.
FREE TO PLAY
Core brain games, daily training and your first tests are free forever.
Okto Premium unlocks the full game library, all IQ and cognitive tests,
unlimited replays and detailed analytics.
Note: Okto is designed for mental training and entertainment. Brain
training games are practice, not medical treatment, and results vary
between individuals.
Download Okto. Start at one wrinkle. See how far your brain goes.
Offline brain games, IQ tests. Level up and train your mind every day.