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Quantum Shift is a free browser particle puzzle. Move with arrow keys, touch red and purple blocks to flip their state, and match every outline target on the level. About ~68 KB, no install, no account.

Want a clock-chain puzzle instead? Try Thirteen Hours. Want paddle rallies? Try Classic Pong.

QUANTUM SHIFT

Arrow keys move your block. Touch particles to toggle red and purple until each one matches its outline. Adapted from Darshan Gada's js13k entry (MIT). About ~68 KB.

Pick a level from the menu, then use arrow keys. Session-only - no save data in this build.

Press Play to load the game.
Session-only play - no localStorage saves.

Quantum Shift is a free browser particle puzzle you can play with no account and no install. Pick a level, move your block, and flip particles between states until every target outline is matched.


How to play

  • Press Play now to launch the level-select menu inside the game panel.
  • Move your block with the arrow keys around the gray obstacle blocks.
  • Touch a particle to toggle it between red (normal) and purple (quantum).
  • Match every particle to its outline target to finish the level, then pick the next one.

Loading and privacy

The game is about 68 KB. It loads once from our static asset host (gh-static.freetool.online) and your browser caches it, so replays start instantly. After that first load it runs entirely in a sandboxed iframe on your device, with no backend during play. Play is session-only: nothing is written to localStorage and no account is required. The build is adapted from Darshan Gada's MIT-licensed js13k entry.

For more free browser games, open the games hub.

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Frequently Asked Questions

What is Quantum Shift?

A free browser particle puzzle: move with arrow keys and touch blocks to flip red and purple states until each one matches its outline target.

How do I play?

After Play loads the level menu, pick a level. Use arrow keys to move your blue block into particles and toggle their color to match the outline.

What do the outlines mean?

A red outline wants the normal (red) state. A purple outline wants the quantum (purple) state. Touch a particle while overlapping it to flip states.

Is progress saved?

No. This build is session-only with no localStorage saves.

How big is the download?

About ~68 KB of HTML, JavaScript, and inlined level data after you press Play.

Does it work on a phone?

It can load on a phone, but arrow-key movement is the primary control, so a keyboard is the better fit.

Is this open source?

Yes. Adapted from dr5hn/quantam-shift by Darshan Gada under the MIT license. This site build adds noindex, inlines levels.json, and ships LICENSE plus CREDITS next to the engine.