Six Seven Sum

The number puzzle that's simple to pick up and impossible to put down. New challenges every round!

Six Seven Sum is a number puzzle game with one rule: build an expression using only 6s, 7s, and operators to hit the target.

Tap tiles to build your equation. Watch your answer update in real time. Hit the target to clear the round.

GAME MODES • Rounds — endless run, getting harder as you go • Levels — 9 hand-crafted challenges at your own pace

Simple rules. Deep strategy. One more round.