Start at 1. Connect every number in ascending order and visit each cell exactly once. Move horizontally or vertically, without crossing your path or passing through walls.
Little discoveries, lasting joy
600 puzzles per difficulty, from 4×4 to 7×7. Explore 100 blocks of 30 levels. Every level is reachable without a purchase.
Hints that help you learn
Earn Zipcoins by playing and returning daily. A hint reveals the next correct step for 20 coins. Coin packs are optional.
Your progress. Your comparison.
Track your progress in your statistics. Compare your best times in optional shared level leaderboards. Fewer hints decide the rank only when times are exactly equal.
ZIP
Made for a quiet break.
Play offline with saved progress and coins
Sync progress and coins through iCloud
Optional leaderboard with a player profile and personal avatar
Light and dark appearance that follows your system