A scrambled 3×3 cube has
43,252,003,274,489,856,000
possible states. exactly one is solved.
Enter any scramble and follow an animated 3D guide to solved — in under ten minutes, guaranteed. Then learn the method yourself, and time how fast you get.
God's number — the most moves any solve ever needs
From scramble to solved, guaranteed
Last-layer cases in the PLL trainer
Solvability checks before the solver runs
What's inside
A guaranteed solver, a hands-on teacher, and the tools to get quick — all working from the same one source of truth.
A two-phase solver cracks any valid scramble in 20 moves or fewer — every time, from any position.
Follow each turn on a rotating cube, with the next layer highlighted and plain-language steps.
A beginner course that teaches the layer-by-layer method on the cube in your own hands.
Point your webcam at each face and Cuby reads the colors, with a confirm step for every side.
A speedcubing timer with WCA inspection, ao5, ao12, and your personal best.
Drill all 21 last-layer cases — study each algorithm, or test your recognition against the clock.
Eight solvability checks flag an impossible cube before the solver ever runs.
Enter or generate moves in standard notation and watch them build on the cube, then solve.
Paint it, scan it, or try a demo — Cuby takes it from any of those 43 quintillion states to solved, and shows you how.