RouletteBox vs ハッピーカード
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RouletteBox
This app provides a simple roulette wheel for decision-making and random selection. Easily input your options, save and load custom lists, and spin the wheel to get a random result for games or everyday choices.
- Customizable roulette wheel
- Save and load data
- Random result generation
- Game and decision support
- Simple user interface
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It's a simple RouletteBox app. Please use it for rice, game ordering, etc. === How to use === ① Click the edit button ② Enter the data and click the OK button ③ Click the pull button to start RouletteBox! About data ･ You can save the entered data by pressing the save button on the edit screen. ･ You can load the saved data from the load button on the edit screen. Please take self-responsibility for the result of RouletteBox.
ハッピーカード
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ハッピーカードはカップルや親子に向けて作られた「ふたりだけの」スタンプカードです。 親子のお手伝いカードから、ちょっとユニークな「お風呂に入れました」カードなんて使い方もできます！ 【スタンプカードの開始は簡単3ステップ】 1. カードの作成 2. QRコードの読み取り 3. リクエストの許可
Screenshots
Verdict
The clearest difference is ads: ハッピーカード at none against RouletteBox's shown. ハッピーカード also leads on update cadence (every 4 days vs every 6 months). On price, in-app purchases, 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. Neither carries in-app purchases, so what you see is what you pay.
RouletteBox ships an update every 6 months, ハッピーカード every 4 days. The most recent releases landed on September 1, 2026 and September 9, 2026 respectively.
| Parameter | RouletteBox | ハッピーカード |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 months | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 58 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Mizuho Sakakibara | Studio Benjamin Inc. |
In-app purchases
RouletteBox
No in-app purchases
ハッピーカード
No in-app purchases
