Flash Roulette vs じゃんけん道
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flash Roulette
Randomly select one of your registered cards, which can feature characters or images. Tap the screen to stop the selection process and reveal your chosen card. The game allows for quick switching between registered cards and offers an option to finish early with a long press.
- Customizable cards with images or characters
- Random card selection
- Quick card switching
- Tap to stop selection
- Long press to finish early
Read full descriptionHide full description
This is a game in which you select one of the cards at random from among the multiple registered cards. You can register characters or images on the card. When you start the game, you can quickly switch between the cards you have registered. When you tap the screen, it stops slowly and one card is selected. You can finish in the middle by pressing and holding the screen.
じゃんけん道
Read full descriptionHide full description
好きなだけじゃんけんができるアプリです。 全国の誰かとランダム通信や友達、CPUとの対戦が可能です。 3つのモードを用意しています。 ぜひプレイしてください！
Screenshots
Verdict
The clearest difference is ads: じゃんけん道 at none against Flash Roulette's shown. じゃんけん道 also leads on update cadence (fortnightly vs every 5 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.
Flash Roulette ships an update every 5 months, じゃんけん道 fortnightly. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.
| Parameter | Flash Roulette | じゃんけん道 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 5 months | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 20 MB | 67 MB |
| Age rating | 12+ | 4+ |
| Developer | Motoki Takahashi | Ikumi NAKAMURA |
In-app purchases
Flash Roulette
No in-app purchases
じゃんけん道
No in-app purchases
