Sumdrop
Pair the numbers. Make 10. Clear the board.
A free, ad-free number puzzle for iPhone and iPad. Coming soon to the App Store.
How to play
Same, or adds to 10
4 and 4 match. So do 3 and 7, 1 and 9, 5 and 5.
Any direction
Across, down or diagonal: touching, or with only crossed-out cells between.
Rows wrap around
The end of a row connects to the start of the next one.
Stuck? Add numbers
Copies every remaining number to the bottom. You get 5 per stage.
Why Sumdrop
No ads. Ever.
The whole game is free, with nothing interrupting you.
Daily Puzzle
One board a day, the same for everyone. Build your streak.
3 free hints every stage
A hint lights up a pair, and is never wasted when there are none.
Feels great
Satisfying animations and haptics, with Reduce Motion respected.
Made for everyone
Dark mode, large digits, high contrast and VoiceOver support.
Works offline
Play anywhere. Your progress saves automatically.