Games like 21 Steps

"Ilamentia is a first-person puzzler with 96 levels, where the goal is to activate souls and escape. Each level features unique mechanics, ranging from manipulating structures to reacting to phasms, and aims to test players' cognitive abilities. The mystery lies in discovering each level's specific mechanics, which become increasingly complex as you progress."

Cube mission is a fun isometric action platforming puzzler. Travel through a floating world with all kinds of different obstacles and precarious puzzles. This journey can be enjoyed by anyone looking for an amusing, challenging and rewarding adventure. Move the cube and find the best path to your destination. Solve tricky puzzles and escape malicious traps. The difficulty is between challenging an…

"Imbroglio" is a single-player musical puzzle game featuring over 40 brain-melting challenges across 7 diverse worlds. While based on sokoban mechanics, each puzzle is unique, introducing new ideas and requiring exploration to find solutions. With its atmospheric worlds and challenging gameplay, "Imbroglio" offers a satisfying experience for puzzle enthusiasts.

Color Symphony is basically a side scrolling game. But it has the added element of color and gives you something different. You can be a main character in the game and fight the enemy, eliminate the obstacles or find a new route by using color.

Inspired by Portal and Minecraft, Metamorphic is an atmospheric, first person physics-based puzzle game, which lets the player absorb, configure and then morph non-gravity, gravity and antigravity cubes to complete each level.

"Cubot" is a single-player action game with a focus on puzzle-solving. The objective is to move color cubes to tiles of the same color, with the challenge increasing level by level. The game features 80 levels, various elements such as buttons and teleporters, and a clean, soothing design to allow for maximum concentration. Help is available if you get stuck, making it accessible for players of all skill levels.

"Tidalis is an arcade puzzle game with single-player and local multi-player modes for up to 2 players. The game features a unique 'streams' mechanic where players set up chain reactions of like-colored blocks by right-clicking and dragging paths through arrows. With 20 game modes, 115 adventure levels, and various special blocks and items, Tidalis offers both casual appeal and hardcore depth."

"Wood Block Puzzle - Brain Game" is a popular puzzle game that trains your brain with classic wood block gameplay. It boasts great mechanics, amazing visuals, and plenty of humor, but be prepared for lots of grinding and annoying ads. Despite some bugs, it was a hit in 2021 for those seeking a challenging and engaging brain game.

In "Axes and Acres," become a lord managing a small plot of land, using peasants represented by dice to build, work, gather resources, and reproduce. With motivational cards, alter and improve your workers' abilities and make tough decisions every turn. Each play-through is unique, offering a fresh, engaging strategy game experience.

"A vertical modular warping maze that finds the player navigating portals and defeating a chanting, floating head with a sniper rifle."