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All tools(28)
Typing Speed Test
Measure your words-per-minute with a live paragraph and accuracy tracking.
Reaction Time Test
Wait for green, click as fast as you can — measures reflexes in milliseconds.
CPS Test
Click as fast as you can for 5–30 seconds — measures clicks per second.
Memory Test (Simon)
Watch the lit-up sequence, then repeat it back — each round adds one more.
Color Vision Test
Ishihara-style plates drawn on canvas — see if your color vision is normal.
Number Memory Test
Memorize a number, type it back — each level adds one more digit.
Aim Trainer
Click targets as fast as you can — measures avg reaction, accuracy, and misses.
2048 Game
Full classic 2048 — swipe to merge tiles, reach 2048 (or higher).
Sudoku Solver
Enter a 9×9 puzzle and watch backtracking solve it instantly — with conflict detection.
Crossword Solver
Pattern-match against a built-in word list — fill in the blanks instantly.
Word Search Game
Generate a fresh word search puzzle — drag to find 10 hidden words.
Scrabble Word Finder
Enter your letter rack — see every playable word sorted by Scrabble score.
