In this game, you can…

• …upload pictures, GIFs, or videos to build your own card deck.
• …restrict deals to only guaranteed-winnable starting layouts.
• …pick from 120+ solitaire variants, including Spider, FreeCell, Yukon, Pyramid, TriPeaks, and Russian Solitaire.

In this game, you can…

• …push a box into itself, push it out of itself, and walk out of a box while still remaining inside it.
• …create loops where box A is inside box B is inside box C is inside box A again, then use the cycle to move things.
• …turn paradoxes into the actual solution, including puzzles where you use infinity as a tool you can manipulate.

In this game, you can…

• …solve every hex-grid board with pure logic and never have to guess.
• …use blue number tiles that count how many blue cells sit within a radius, including other radius-clue tiles.
• …hit question-mark tiles that hide information and split the board into sections, forcing you to narrow down huge uncertain areas.

In this game, you can…

• …enter an eight-digit seed, generate a new board instantly, and share that exact puzzle with friends.
• …build your own puzzle in an editor and have an auto-solver verify it's solvable with zero guessing.
• …use edge numbers and special symbols to prove which tiles are mines without guessing.

In this game, you can…

• …solve every puzzle by deduction without ever needing to guess.
• …use bracket and dash symbols that tell you whether blue cells in a line must be consecutive or separated.
• …click a number outside the grid to strike through an entire row once you've ruled it out, changing how you work the board.