Puzzle it to 10 is a popular game on the iPhone platform, developed by NEWBEES CO. LTD. With over 1,000,000 downloads, it has become Japan's No. 1 free game on the App Store. This brain-challenging game offers more than 300 different problems, all available for free.

The objective of the game is simple: you have to puzzle the numbers to add up to 10. With eight difficulty levels ranging from Intro to Ultra Hell, there is a challenge for every player. Additionally, there are special features like [Undo], which allows you to remake the last move, [Retry], which lets you restart a new game, and [Skip], which allows you to skip a difficult problem and jump to the next stage.

Puzzle it to 10 also offers competitive gameplay options. You can compete for time in the [Time Attack] and [Time Attack -Hell-] modes, and see how you rank against players from around the world in the [World Ranking]. If you're looking to unwind, the game also features a stress-relieving [Paradise] zone.

With its addictive gameplay, variety of stages, and competitive features, Puzzle it to 10 is a must-try game for puzzle enthusiasts and anyone looking to challenge their brain.