Cube Solver AI vs LetCube
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cube Solver AI
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Solve any Rubik's cube in seconds — just scan it. Cube Solver AI uses your camera to read your scrambled cube, then guides you to the solution move by move in smooth 3D. Whether you've never solved a cube or you're chasing a new personal best, everything you need is in one beautifully simple app. SCAN & SOLVE • Point your camera — the app detects every sticker colour automatically • Get the solution and follow it step by step with fluid 3D animations • Replay, pause and go at your own pace EVERY CUBE • 2×2, 3×3 and 4×4 are fully auto-solvable • 5×5 and bigger to play and learn (5×5 solver coming soon) LEARN FROM SCRATCH • Guided tutorials from absolute beginner to expert • Clear lessons, verified algorithms and illustrated 3D cases SPEEDCUBING TIMER • WCA-style timer with averages (ao5), personal bests and full history PLAY MODE • Scramble and turn a real virtual cube, from 2×2 up to giant sizes WHY YOU'LL LOVE IT • Free, with no ads • Works entirely on your device — no account, nothing leaves your phone • Premium, distraction-free design Built with care by an independent developer. Your feedback shapes every update — thank you for your support. Cube Solver AI is not affiliated with, endorsed by or sponsored by the Rubik's brand.
LetCube
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LetCube turns cube solving into a visual learning game that children can understand and follow. A matching 3D cube shows every change. Instead of memorizing formulas first, kids learn by turning, observing, checking, and correcting. A wrong turn is not failure - LetCube keeps collecting clues and always offers another useful step. QUICK SCAN OR MANUAL INPUT Photograph the six faces in numbered order and LetCube recognizes the whole cube. Every face can be reviewed, retaken, or fixed with a tap. The complete 3x3x6 color editor is always available when the camera is not. STEP-BY-STEP 3D GUIDANCE Every step is a real, gentle turn of the 3D cube with friendly arrows on the moving layer - no cryptic notation to decode. Play or pause, step back, step forward, at a pace you choose. Reduce Motion replaces animated effects with clear static guidance. CUBE ACADEMY No cube at hand? Swipe the 3D cube: the layer follows your finger and snaps into place. Start with small lessons, then solve scrambled cubes, beat the clock, and play freely. Every finished round earns stars and points - full stars for solving alone, and stars are always earned even with hints. Levels grow with practice, so children can see their own progress. A Circle Map lays the cube's 54 stickers flat on the crossings of nine circles; turn a layer and the stickers on that ring slide along with it, so kids see the 3D cube and the flattened whole at once. KID-FRIENDLY THEMES Choose classic colors, animals, or fruits. Themes change only the display - not cube recognition or solving. Narration, sound effects, and guide speed are adjustable. FOR GROWN-UPS - Completely free and ad-free - No data collected; scanning, solving, and progress all work fully offline - Camera images are processed only on-device, never saved or uploaded, and discarded immediately - Settings and outbound links are protected by a grown-up multiplication gate - An optional tip jar in the parent area is handled by Apple and unlocks nothing From exploration and observation to a solved cube: pick it up, follow along, and learn.
Screenshots
Verdict
The clearest difference is in-app purchases: Cube Solver AI at none against LetCube's 3. Cube Solver AI also leads on iOS requirement (14.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. LetCube sells 3 one-off in-app purchases. Cube Solver AI asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on October 24, 2026.
| Parameter | Cube Solver AI | LetCube |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (6 ratings) — better | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 14 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | 2 fresh studio | RUEI YI WU |
In-app purchases
Cube Solver AI
No in-app purchases
LetCube
- Small Coffee$0.99
- Medium Coffee$4.99
- Large Coffee$9.99









