Wheelspinner vs Katachi
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Wheelspinner
This app helps resolve group decisions directly within iMessage. Easily add custom options and spin a virtual wheel to make choices about food, activities, or anything else, keeping everyone engaged in the chat.
- Instant decision-maker
- Add custom options
- Operates within iMessage
- Ideal for group chats
- Settles debates quickly
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Wheelspinner – The Decision-Making Wheel for iMessage Can’t decide what to eat? Who goes first? What movie to watch? Let Wheelspinner decide for you! This simple and fun wheel spinner lives right in your iMessage, so you and your friends can instantly spin a wheel and settle debates without ever leaving the chat. - Instant Decision-Maker – Add your own options and spin the wheel. - Right Inside iMessage – No app-switching, just tap and spin. - Perfect for Groups – Make decisions fun, fast, and fair. Download now to start spinning with Wheelspinner!
Katachi
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〔What is Katachi?〕 Shapes stream across the screen — circles, triangles, squares, stars — in four directions and five colors. One rule: tap only the ones that match the prompt. Sounds simple. Gets real fast. 〔Four Ways to Play〕 · 10-Question Challenge — Four difficulty levels (Easy to Expert) plus negation prompts ("tap everything except…") keep every session fresh · Daily Challenge — 10 questions shared worldwide each day. Track your streak and share results Wordle-style · Endless Mode — Survive as long as you can. No mercy. · 200 Levels — A long-form progression that grows with you 〔Brain Age〕 Your reaction speed is measured and converted into a brain-response age (15–80). Play daily to push it younger. 〔Built with care〕 · 80 prompt patterns (4 shapes × 5 colors × 4 directions) · Detailed stats with Swift Charts · Dark mode and color-accessibility support · No internet required (except ads) · Zero personal data collected 〔Privacy〕 All gameplay data stays on your device. No account needed. Privacy Policy: https://kazusa703.github.io/privacy.html Terms of Use: https://kazusa703.github.io/terms.html Support: https://kazusa703.github.io/support.html
Screenshots
Verdict
The clearest difference is in-app purchases: Wheelspinner at none against Katachi's 1. Wheelspinner also leads on ads (none vs shown) and update cadence (weekly vs monthly). On price, device support and iOS requirement 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. Katachi sells 1 one-off in-app purchase. Wheelspinner asks for nothing beyond the download.
Wheelspinner ships an update weekly, Katachi monthly. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.
| Parameter | Wheelspinner | Katachi |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Weekly — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 11 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Confetti Social Inc. | atsuko imai |
In-app purchases
Wheelspinner
No in-app purchases
Katachi
- Remove Ads$2.99









