Drag and drop number blocks onto the board.
Adjacent equal numbers add together and merge into bigger values.
Stack smartly to get higher scores before the grid fills up.
Special rainbow blocks and chained tiles bring extra challenges.
When game over, spend coins to resume from your past score checkpoint.
Try your best to beat your personal best record!
Sweet candy‑style graphics bring relaxing puzzle fun for everyone.
Download Sum Climb and enjoy this addictive number puzzle now!
Merge number blocks by sum, build high scores & beat your best record.