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Grid & Tile Puzzles
Falling blocks, sliding tiles, merge mechanics and the whole lineage descending from a Soviet mainframe in 1984. Endlessly refined, never improved on.
16 sites
The original tile-merging game, written in a weekend and responsible for an enormous amount of lost 2014.
Mahjong solitaire in a dozen layouts with no download and no account, exactly as it was on every family PC in 2004.
- 10 min
Roll a rectangular block across floating tiles into a hole, with switches placed to force you to think in three dimensions.
- 10 min
- Desktop
Falling blocks rotated onto a hexagon and sped up, which sounds like a novelty and turns out to be genuinely hard.
Turn any photograph into a jigsaw of up to three hundred pieces, then send the link to a relative who will finish it faster.
- 10 min
Multiplayer jigsaws where several people drag pieces around the same table at once, mostly getting in each other's way.
- 10 min
- Desktop
Bare-bones stacking practice with sprint, cheese race and replays, used by people who take block placement very seriously.
- 10 min
- Desktop
Proper Minesweeper with leaderboards, no-guess boards and enough statistics to prove you are worse at it than you thought.
- 10 min
Daily nonograms in every size from five squares to fifty, with a timer and no attempt whatsoever at decoration.
- 10 min
Forty logic puzzles on one page, each generated fresh and each solvable by pure reasoning. The interface is ancient and it does not matter.
Push crates into place in rooms built to punish the obvious first move, with thousands of community-made levels behind them.
- 10 min
- Desktop
Clean daily sudoku across five difficulties, with a notes mode that behaves the way a pencil is supposed to.
- 10 min
Drop fruit into a box, merge matching pairs and watch the pile creep towards the line. Physics does the rest of the work.
Competitive multiplayer stacking with modern rules and opponents who will finesse you into the floor within ninety seconds.
- 10 min
- Desktop
The official browser Tetris, marathon mode included, so you can settle the argument about whether you are still any good.
- 10 min
Billions of generated puzzles in a layout untouched since 2005, which is precisely why it still loads before you finish blinking.
- 10 min
- Desktop
How we picked these
Every entry in Detour is hand-sorted rather than scraped: filed under one category, given one to three moods, and placed in a time band for how quickly it pays off. The practical facts — cost, sign-up, sound, device and whether it is safe at a desk — are recorded per site and shown on every card, so you can rule things out before you click.
Grid & Tile Puzzles: questions
How many sites are in Grid & Tile Puzzles?
16 sites, each hand-sorted by category, mood and how long it takes to pay off.
Which of these sites are free with no sign-up?
16 of the 16 are free and need no account. None of them are paid.
Do these sites work on a phone, and are they safe for work?
10 of 16 work on a phone; the rest are desktop only. 16 are safe for work and 16 work with the sound off.