Dot Duo: Connect the Dots Puzzle
A calm, cozy line puzzle for Android. Link every pair of matching dots, never cross the lines, and fill the whole board. Endless levels, plus a new daily puzzle every day.
Get it free on Google Play
How to play
- Drag from a dot to its matching twin of the same colour.
- Lines can't cross. Drawing over a line cuts it.
- Fill every square of the board to solve the puzzle.
- Drag back to undo, or touch a dot to redraw its line.
Why players love it
- Endless levels. Every board is generated for you and always solvable, from 4×4 warm-ups to big 9×9 boards.
- Daily puzzle. The same board for everyone each day. Keep your streak going and share your result.
- No pressure. No timers and no lives. Earn up to 3 stars, and get a hint when you're stuck.
- Play anywhere. Works offline with no account. Night and Day themes, 29 languages.
- Google Play Games. Achievements, leaderboards and cloud save across devices.
Questions
Is Dot Duo free?
Yes. It's free to download and play, supported by ads, and every level can be finished without paying.
Can I play offline?
Yes. Levels are generated on your phone, so it works without internet and needs no account.
How many levels are there?
They never run out. Boards grow from small 4×4 grids to big 9×9 ones, and there's a fresh daily puzzle every day.
Is it like other connect-the-dots or line puzzles?
If you enjoy link puzzles, pipe-connecting games, number link or other logic games, Dot Duo will feel familiar, with friendly dot buddies who cheer when you link them.