Free Online Brain Games
Every brain game on FOKIQ, in one place — 31 puzzle types across six cognitive domains, plus 7 standalone tests you can take on their own. Everything runs in your browser. Nothing to download, no account to make, about two minutes a session.
FOKIQ is a free online brain game with 31 puzzle types across 6 cognitive domains — pattern, memory, spatial, speed, logic and language — plus 7 standalone tests. Everyone in the world gets the same daily set, it runs in the browser with no download, and a full session takes about 2 minutes.
All 31 brain games, grouped by what they train
These are the puzzle types that make up the daily. Pick a domain to read how it works and what your score means, or just play the daily and meet one of each.
Pattern Recognition
Spot the rule behind a sequence or a grid, then finish it.
- Sequence Completion
- Matrix Reasoning
- Odd One Out
- Shape Transform
- Raven Matrix
- Bongard Problem
Play 3 pattern recognition puzzles How pattern recognition training works
Memory
Hold symbols, orders and positions in mind, then reproduce them.
- Symbol Recall
- Sequence Replay
- Pair Match
- Spatial Flash
Spatial Reasoning
Rotate, fold and mirror shapes in your head and pick the match.
- Rotation Match
- Mirror Select
- Fold Predict
- Silhouette Match
- Cube Net
Play 3 spatial reasoning puzzles How spatial reasoning training works
Processing Speed
Decide correctly under a clock — the same tasks, faster.
- Odd One Out
- Quick Counting
- Change Detection
- Rapid Sort
- Quick Math
Play 3 processing speed puzzles How processing speed training works
Logic
Work out what must be true from a handful of clues.
- Grid Deduction
- Sudoku Lite
- Set Logic
- Balance
Language
Rebuild words and find the relationship between them.
- Unscramble
- Word Chain
- Anagram
- Analogy
- Rhyme Match
- Synonym
- Antonym
7 free brain tests you can take right now
Each of these measures one thing and gives you a score at the end. They are free, need no signup, and none of them takes longer than the coffee you are holding.
- Memory Test Short-term and working memory — sequence recall, spatial flash, pair matching. 2 min
- Pattern Recognition Test Matrix and sequence puzzles of the kind used in non-verbal IQ tests. 2 min
- Spatial Reasoning Test Mental rotation, folding and mirroring — the visual-spatial skill. 2 min
- Logic Puzzles Grid deduction and set logic — work out what must be true. 2 min
- Reaction Time Test How fast you register a change and act on it, in milliseconds. 1 min
- Brain Age Calculator Your scores across the domains, expressed as a cognitive age. 2 min
- Brain Type Quiz Which cognitive profile your strengths add up to. 2 min
Ways to play
- Today's Daily Five puzzles drawn from five of the six domains, rotating daily. The same set for everyone, everywhere, today.
- Endless Keep going as long as you keep getting them right. No daily limit.
- Archive Every previous daily, still playable.
What makes a brain game worth playing daily
Most free brain games online are arcade puzzles with a cognitive label on them. The difference that matters is whether the difficulty tracks you. Cognitive training exercises target specific neural pathways, and the gains come from working near the edge of what you can currently do — roughly 70% accuracy, which is where FOKIQ's adaptive difficulty aims. Too easy and nothing changes; too hard and you stop.
The second difference is coverage. Training one skill makes you better at that skill. Rotating across six domains — pattern, memory, spatial, speed, logic and language — is what produces a profile rather than a single number, and it is why the daily gives you one puzzle from each instead of six of the same kind.
How FOKIQ compares to other free brain games
- 31 puzzle types — varied enough that you do not adapt to one format
- 6 cognitive domains — a full profile, not one skill dressed up as intelligence
- Adaptive difficulty — each puzzle aims at your ~70% accuracy zone
- The same daily for everyone — scores are comparable because the puzzles are identical worldwide
- No download, no signup — it runs in the browser; installing it is optional and only adds offline play
- Free — the daily game, every test on this page, and your score history
- About 2 minutes — short enough to actually do daily, which is the only thing that makes training work
We do not claim a brain game will raise your IQ or prevent cognitive decline. What FOKIQ gives you is an honest, repeatable measurement of six skills and a reason to come back tomorrow.
Brain games for your situation
Different people get different leverage from a daily brain game. These guides frame the same puzzles for the three audiences who ask us the most questions:
- For developers — pattern recognition, working memory and logical deduction mapped onto programming work
- For students — working memory and processing speed as the substrate under academic performance
- For seniors — the ACTIVE study and what speed-of-processing training actually showed over twenty years
Frequently asked questions
Are these brain games really free?
Yes. All 31 puzzle types and all 7 tests are free to play, with no account required and nothing to install. The daily game is free every day, forever.
Do I need to download anything?
No. Everything runs in your browser on phone, tablet or desktop. You can optionally install FOKIQ to your home screen, which also lets it work offline, but that is never required to play.
How long does a game take?
The daily is five puzzles and takes about two minutes. Each standalone test takes one to two minutes. Endless mode runs as long as you keep answering correctly.
Which brain game should I start with?
Start with the daily — five puzzles drawn from five of the six domains, so you see a broad cognitive profile before deciding what to train. If you came here for one specific skill, take that test directly instead.
Does everyone get the same puzzles?
Yes. The daily set is identical for every player worldwide on a given day, which is what makes scores comparable and makes the shared result grid mean something.