SIZE: Grow & Shrink

One thumb. One rule. Hold to grow, release to shrink — thread the gaps as the beat speeds up. Simple to learn, brutal to master.

Hold to GROW. Release to SHRINK. That's it — that's the game.

Thread your square through pits and bars as the world speeds up around you. Every obstacle is a split-second choice: big or small?

— One-thumb controls: instantly playable, brutally hard to master — Your best distance is planted in the world as a flag. Run past it. — Build combos to unlock FRENZY: double coins, full music, pure flow — 12 unlockable skins, each with its own glowing trail — A living world that cycles day to night as you run — No ads. No tracking. Ever. Pay once, play forever.

How far can you go?