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👆 Drag a candy piece onto the grid to fit it - fill every cell with no gaps!
Mochi Fit·Puzzle·By Anime Mochi

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Mochi Fit

Slice every target shape into glossy candy polyominoes, then drag and spin those pieces back together so they cover the grid exactly, one cell each, no gaps and no overlaps.

About Mochi Fit

Mochi Fit is a polyomino packing puzzle. Each level shows a target region drawn on a grid and lines a small tray of pieces along the bottom, each piece a different bright candy colour and made of two to nine connected cells. The goal is to drag every piece out of the tray and lock it onto the shape so that each grid cell ends up covered exactly once. As you move a piece across the board it snaps to the nearest grid anchor and shows a ghost: the ghost tints green when the whole piece would land on empty target cells, and red the moment it would overlap another piece or poke outside the silhouette, so you always know whether a spot will work before you release.

Tapping a piece instead of dragging it spins it to its next orientation. Early on that means cycling through its four rotations; from the Mint world onward pieces can also be flipped, so a single tap walks through rotations and mirror images alike until the shape faces the way you need. A placed piece is never stuck either: tap one already on the board to lift it back into the tray, or press R (or Reset in the settings menu) to clear the whole grid and rebuild the level from scratch. There is no timer and no fail state, so a wrong guess only costs you the moment it takes to pick the piece back up.

The 20 hand-tuned levels are grouped into five candy worlds, four levels each. Berry teaches the snap-and-spin flow on small rectangles with three or four pieces. Citrus widens the grid and hands you five or six pieces. Mint introduces flipping. Ocean carves the rectangle into irregular candy silhouettes, and Galaxy combines everything into large mirrored blobs of up to nine pieces. Clearing a level always awards all three stars and unlocks the next one, and your unlocked levels and stars are saved on your own device.

Past level 20, an endless run takes over. Every endless puzzle has both mechanics switched on from the very first board (irregular silhouettes and flipping), and the grid and piece count keep climbing with the level number rather than resetting to something easy, so the boards grow up to roughly twelve by eleven cells. Crucially, every puzzle in the game, curated or generated, is built by cutting a real solved region into pieces and then verified to tile back perfectly before you ever see it, which means there is always at least one way to make everything fit.

How to play Mochi Fit

  1. Study the silhouette on the grid and the candy pieces resting in the tray strip along the bottom.
  2. Press and hold a tray piece, then drag it up over the shape; a ghost outline snaps to the grid to show where it will land.
  3. Read the ghost colour: green means the piece drops cleanly into empty cells, red means it would overlap or stick out, so nudge it until it goes green and release to lock it in place.
  4. If a piece is facing the wrong way, tap it in the tray (a quick press with no drag) to spin to its next orientation, including flipped forms once you reach the Mint world.
  5. Changed your mind about a placed piece? Tap it on the board to pop it back into the tray; to start the whole level over, press R or open Settings and choose Reset.
  6. Fill every target cell exactly once with no gaps or overlaps to clear the level, see the candy-burst win card, and move on to the next.

Controls

InputAction
Drag from trayPick up a candy piece and carry it onto the grid; it floats just above your finger so you can see where it lands
Release on green ghostLock the piece into those empty cells
Tap a tray pieceSpin it to its next orientation (rotations, plus flips from Mint on)
Tap a placed pieceLift it off the board and back into the tray
Hint buttonLight up where a piece belongs and turn it the right way, using the puzzle's guaranteed solution
Undo buttonLift the last piece you placed back into the tray
R keyReset the board and rebuild the current level
Settings buttonOpen level select, the mute toggle, How to play, and Reset

Tips & strategy

  • Place the largest or oddest-shaped pieces first; they fit in the fewest spots, and the small two- and three-cell pieces almost always tuck into whatever gaps are left.
  • Tight corners and narrow inlets of the silhouette are the most constrained cells, so work out which piece can reach into them before you fill the open middle.
  • Treat the green and red ghost as a free hint: hover a piece around a likely area and the colour instantly tells you whether that orientation can ever fit there.
  • If a piece refuses to land, keep tapping to cycle every orientation, and remember that from the Mint world on its mirror image counts as one of those orientations too.
  • Match the empty cells against the pieces still in the tray; if the totals feel off, you have probably set a piece one cell too far over, so lift it and slide it.
  • Nothing punishes a mistake here, so when a board jams up, pick a placed piece back up or hit Reset and rebuild from a different corner rather than forcing a piece that does not belong.

Game features

  • Polyomino packing built from a guaranteed solution: each silhouette is cut into pieces and verified to tile back perfectly before you play, so every puzzle is always solvable.
  • Drag-and-snap placement with a live green-or-red ghost that shows exactly whether a piece fits before you let go.
  • One-tap orientation cycling through a piece's rotations, with mirror-flips added from the Mint world onward.
  • Lift any placed piece back into the tray, or reset the whole board, with no penalty for experimenting.
  • 20 hand-tuned levels across five candy worlds: Berry, Citrus, Mint, Ocean, and Galaxy, four levels apiece.
  • A clear difficulty climb: from 4x3 rectangles with three pieces up to large nine-by-eight irregular silhouettes with nine.
  • Endless mode past level 20 with both mechanics on from the start and boards that keep growing to around twelve by eleven cells.
  • Glossy candy-tile art with per-world colour themes, looping background music plus gentle synthesized sound that chimes higher as the board fills, a mute toggle, and unlocked levels and stars saved on your device.

The Quiet Click Of A Perfect Fit

What sells Mochi Fit is the moment a piece settles home. Press a candy block in the bottom tray and it lifts to float a little above your fingertip, so your hand never hides the cell you are aiming at. Carry it over the grid and a snap-ghost appears: when the whole piece would land on empty target cells, the real coloured block previews right there under a green halo that pulses in and out, and the instant it would overlap or poke past the edge it flips to a flat red outline that simply will not lock. Release on green and it drops with a chime that climbs a note for every piece already down.

Watch a single board fill and that chime walks up a short scale, then resets clean when the next puzzle loads, so the audio quietly tracks how close you are to done. The art carries the same logic into shape. Each polyomino squares off the seams between its own cells and rounds only its outer corners, so a five-cell L reads as one glossy connected sweet rather than a stack of tiles. The empty target sits as a dimpled inset slab traced by a glowing edge, the whole scene tinted by its world, berry pink through citrus amber, mint, ocean blue, and a deep galaxy violet, with faint sparkles drifting behind it all.

What separates this from most tangram clones is the honesty under the hood. Every board, curated or endless, is cut from a region that was already solved, then re-tiled and checked to cover perfectly before it loads, so no arrangement you face is secretly impossible. That changes how you play. With no clock and no fail state, the loop is to commit a big piece, read the leftover gaps, and lift it back off, the same float gesture works on placed blocks too, then try a different corner. The hint never bluffs either, reading straight from the stored solution to turn a piece the right way and light up exactly where it belongs.

It rewards a tinkering mood over a competitive one, and the climb is paced for that. The early Berry rectangles are simple enough that a young child grasps the drag-and-spin in a minute, and an animated how-to-play demo walks through a drag and a spin before you start. Then one screw turns at a time: more pieces, then mirror flips folded into the same tap-to-spin cycle so an S or L often needs reflecting rather than rotating, then irregular silhouettes with awkward inlets, until Galaxy hands you nine shapes at once. Endless begins near that ceiling and keeps widening the grid toward twelve by eleven, so the difficulty never jumps, it just keeps creeping.

Game details

Title
Mochi Fit
Genre
Puzzle
Players
1 player
Controls
Drag a tray piece onto the grid; tap it to spin through its orientations; tap Hint if you get stuck (mouse or touch)
Platforms
Web browser, Android, iOS (no download)
Developer
Anime Mochi
Released
2026
Last updated
June 2026
Price
Free to play

Frequently asked questions

What exactly is a polyomino in Mochi Fit?

Each tray piece is a polyomino, a small blob of two to nine grid squares joined edge to edge, like Tetris shapes but in many sizes. A level is solved when those pieces together cover the target silhouette so every cell is filled exactly once, with no square left empty and no two pieces ever overlapping.

Where do the tray pieces come from?

Every level starts from one solid target region and slices it into connected blobs by growing several seed cells outward until they meet. Those blobs become your tray pieces, so the set always fits the silhouette like a jigsaw cut from a single sheet. The game then scrambles the tray order and each piece's facing so you never open a board that is already solved.

How do I rotate or flip a piece?

Tap a piece in the tray without dragging it and it spins to its next orientation. In the Berry and Citrus worlds that cycles its four rotations only; from the Mint world onward mirror-flipped versions are folded into the same cycle, so repeated taps walk through every rotation and its reflection. A piece that looks like an S or an L often needs a flip, not just a turn, to drop in.

What do the green and red outlines mean?

While you drag, a ghost of the piece snaps to the grid under your finger. Green means the whole piece would land on empty target cells and can be dropped there; red means it would overlap a placed piece or poke outside the silhouette, so releasing on red just springs it back to the tray instead of placing it.

What happens if I leave gaps or pieces overlap?

You simply cannot. The ghost only turns green and the piece only locks down when every one of its cells sits on an empty target square, so overlaps and out-of-bounds drops are blocked outright. A level counts as cleared the instant the last empty cell is covered, which means a perfect no-gap, no-overlap tiling is the only finish state.

How many levels are there, and what changes between the worlds?

There are 20 hand-tuned levels in five worlds of four. Berry and Citrus are plain rectangles, from a 4x3 with three pieces up to a 6x5 with six. Mint adds piece flipping. Ocean carves the rectangle into irregular silhouettes, and Galaxy stacks both twists onto 9x8 boards of up to nine pieces. Past level 20 an endless run takes over with both twists on from the first board and grids that keep growing toward twelve by eleven.

Can I undo a piece I already placed?

Yes, instantly. Tap the Undo button to lift the last piece back into the tray, tap any piece already on the board to lift just that one, or press R (Reset in the settings menu) to clear the whole board at once. There is no timer and no way to fail, so trying a piece, lifting it, and trying somewhere else costs nothing.

What if I get stuck?

Tap the Hint button (the light-bulb in the top corner). Because every Mochi Fit puzzle is built from a real solution, the hint can always show you a piece that belongs on the board: it turns that piece the right way and lights up exactly where it goes, so you only have to drag it across. First-timers also get a short guided walkthrough, which you can replay any time from Settings under How to play.

If you like Mochi Fit

About the developer

Anime Mochi
Independent browser-game studio

Anime Mochi is a small independent studio making free, original browser games by hand in HTML5, JavaScript, and Canvas.

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