Games like A simple square (old version)

"Hocus" is a single-player kids' puzzle game with a focus on stellar gameplay and a great soundtrack. The game features 120 beautifully drawn illusion puzzles based on M.C. Escher drawings and impossible shapes. Players can compete in highscore mode with AI and even create and share their own levels as cards or codes.

"Sven's SudokuPad is a game that allows you to play Sudoku puzzles, including exclusive ones from Cracking the Cryptic, and create your own. It offers improved thumbnail caching, puzzle engine updates, and a pen tool in version 1.2.6. The game has also addressed issues with puzzle link loading, time calculations, and button color in previous updates."

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Control three clunky robots with improbable technological quirks stuck on a desolate Earth. Help them work together to overcome randomly generated obstacles in this roguelike puzzle platformer.

Color Puzzle: Offline Hue Game is a single-player puzzle experience enjoyed by over 20 million players worldwide. Featuring compelling graphics and relaxing gameplay, it offers a calming challenge to puzzle enthusiasts. However, the experience can be disrupted by frequent advertisements.

"Clones" is a comedy hack and slash game that offers both single-player and multiplayer options. In the single-player campaign, players can explore over 150 puzzles and defeat 11 CloneMaster bosses across five regions of the Clones Planet. The game's multiplayer mode allows for real-time head-to-head competition with other players. The clone's unique ability to morph into different shapes adds an extra layer of problem-solving to the game.

"King Rabbit: Puzzle" is a game featuring 150 campaign levels and infinite community levels, allowing you to sync progress across devices and spectate other players. It includes a level builder, limited-edition rabbits, a following system, and a player-driven economy with buying, selling, and tipping features. Your items and friends sync with the racing version of the game, King Rabbit - Race.

Carly and the Reaperman: Escape from the Underworld is a cooperative puzzle game where one player controls Carly in real-time, while the other plays as a ghostly character in a VR environment. Players work together to solve puzzles and navigate through the underworld, using each character's unique abilities. The game features a single-player mode with an AI-controlled partner, but is best experienced in multiplayer.

"Apotheker" is a single-player story-driven logic puzzle game where you brew potions to sell, with 120+ puzzles and near-infinite solutions. Your choices in serving clientele and reacting to conflicts impact the narrative, leading to branching paths and multiple endings. Efficient resource management and upgrading your potion-making tools add depth to the experimental gameplay.

"Feud" is a free, turn-based strategy game with cross-platform play on PC, mobile, and Linux. It features local multiplayer for up to 2 players and a challenging AI opponent in a condensed, abstract strategy experience, similar to a more complex version of chess on a 4x4 grid. Each piece has unique abilities, adding depth to the strategic gameplay.