Logic

Place colorful pieces, called "Blays" onto the puzzle board to deduce a single, unique solution while obeying constraints. Clark Street Studio's 'Blay' combines a puzzle system adjacent to Minesweeper and Sudoku with ambient visuals and a soothing soundtrack.

A programming puzzle game where you build computation from simple rules. Route numbers through a honeycomb grid, solve puzzles to create new computational building blocks, and work your way from +1 to arithmetic, algorithms, and beyond.

Stones is a match-3 game about cutting gems. Swap to line up four for a blast, five for a prismatic that clears a whole colour, and chain cascades for the score. Thirty moves is all you get, but big play buys them back. One shared board a day, and eight finishes to earn.

Run a Chinese xianxia alchemy chamber. Consume pills to gain Cultivation and ascend thirteen realms from Qi Refining to Dao Ancestor. Spend Spirit Stones on better alchemy rooms and furnaces, Cultivation on five talent paths, and saved pills on artifacts; reincarnate for permanent Fortune.

Vector Quake is a spatial puzzle-action game where every crate is both a puzzle tool and a weapon. Push and flip crates to open paths and defeat enemies across a 3D grid where floors and walls seamlessly connect.

Explore a modular world, meet its characters and challenge rivals in turn-based 3D strategic duels. Master piece positioning and rotation, solve spatial puzzles, and progress through the world of ModuleZ.

A Sudoku trainer that shows its working. Every hint walks through the argument step by step across 25+ techniques, with SE-compatible difficulty ratings and real Snyder notation built in — a first on Steam. Thousands of hand-tested puzzles from Novice to Master.

Roll Dice no Die is a dark strategy game set in an underground bar. The Dead Man's Coin is found. Strap into the electric chair and outsmart the robotic Master in a lethal board game. Build your deck, roll the dice, and survive a high-stakes thriller.

CRACKME.EXE is a hard hacking puzzle game where you use real tools to mess with the game's files and programs. You'll have to leave the game window to work out what's stopping you, then find a way around it.

Stellar Office is a room‑based point‑and‑click exploration game centered on observing and researching almost everything in the room. Through association and interaction with objects, as well as analysis aided by external tools, players will continuously deduce the hidden logic behind phenomena.

You and 2-5 friends receive a secret word and take turns giving clues. But the impostors don't know the word and must bluff their way through. Discuss, deceive, and vote to uncover the impostors before they fool the table.

Combine two elements and discover the inventions that shaped civilization. Explore 250+ elements across 12 eras, from the Stone Age to the Digital Age, in a relaxing alchemy puzzle.