Stack Tree Studios

Puzzles & brain teasers for smartphones & tablets

We're an indie mobile game development studio working on puzzles, brain teasers and other evergreen classics for your Android and iOS smartphones and tablets.

Sudoku Everyday

A clean, no-frills Classic Sudoku experience. Learn more.

Super Simple Slide

A fun variant of the classic Tile Sliding Game. Learn more.

Wonder Tiles - Simple Square Jigsaw Puzzles

A simple jigsaw style puzzle, but with square tiles.

Falling Number Blocks Puzzle: Merge and Win

An addictive and super simple number puzzle suitable for all ages.

Spelling Puzzle: Pick the correct spelling

A free spelling puzzle game to develop your English spelling skills & vocabulary!

Jumbled Words Puzzle

Simple, free and challenging jumbled words puzzle to upgrade your English vocabulary.

More on the way ...