Free
Free to start
- All 15 areas
- Today's Daily and the past week
- Flow, puzzle after puzzle: 3 new a day
- Earn themes as you play
Put the digits 1 to 9 in the circles, each once, so every equation is true. You'll learn it in a minute, and the game keeps adding to it from there.
Download on theApp StoreTry it. Tap a digit to fill the ringed circle. Arrows point to each line's answer.

Play
The digits and the goal stay the same. What you need to reach it grows. When × and ÷ first appear, the board tells you how they read. These are real puzzles from the game: pick one and play it here.
Unlocks
Each area is a transit map. Puzzles are stations and each difficulty is a line. Solve along a line and the next one opens where they meet. Finish an area and you earn the next one, plus themes and badges along the way.
Area 2 · Tangle
Tap a ringed station to solve it.
Your formula: puzzles solved on each line, Easy to Expert. Every area adds to the one on your home screen.
Every day
At midnight UTC a new Daily goes live, the same board for the whole world. It's Easy on Monday and Expert by the weekend. You get one ranked try, with no hints, and then see how your friends did.

Rewards
Each theme has its own way to earn it.
9Mesh Plus
Play the areas, the Daily and Flow for free. When you want the whole game, 9Mesh Plus opens it for one small price, once. No subscription, and it's shared with your family.
Free to start
One small price, once
Start free, with no ads. When you want everything, 9Mesh Plus is one small price, once.