風車吹き vs Decide by Message
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
風車吹き
Read full descriptionHide full description
このアプリは、iPhoneのマイクに息を吹きかけて風車を回転(加速)させるものです。 音声レベルが一定の閾値を超えた場合に風車を回転(加速)させます。また、音声レベルの増減を棒グラフ表示します。v1.2では画面横に3Dアニメーションで動くフレーム(額縁)を追加しました。また、音量閾値をスライダーで変更できるようにしました。
Decide by Message
Read full descriptionHide full description
Got a dilemma? Lunch choices, weekend plans, or just need a second opinion? You know that feeling when you wish you could just text your crew for a quick answer? This app is your personal decision-making playground! It lets "your registered crew" magically text you back with the perfect answer, all in a fun, chat-style roulette. Just type in your question and options, spin the wheel, and boom! Watch as one of your custom-made "friends" pops up with the random, hilarious, or surprisingly helpful result, just like they're right there in your group chat. It's like a virtual hangout where every spin leads to a decision. Jump into the most unique "pretend-to-chat" roulette and let your custom crew help you pick your next move!
Screenshots
Verdict
The clearest difference is ads: 風車吹き at none against Decide by Message's shown. On price, update cadence, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
風車吹き ships an update fortnightly, Decide by Message every 10 days. The most recent releases landed on October 18, 2026 and October 3, 2026 respectively.
| Parameter | 風車吹き | Decide by Message |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Every 10 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.4 — better | 16.6 |
| Further details — not scored | ||
| Size | 3 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | yoot | Kana Uchida |
In-app purchases
風車吹き
No in-app purchases
Decide by Message
No in-app purchases









