歩くペット vs FastBell
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
歩くペット
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歩くペットは、日々の歩数に応じてペットを育てるシンプルな育成アプリです。 iPhoneのヘルスケア(HealthKit)と連携して歩数を取得し、歩いた分だけエサを獲得できます。集めたエサを使ってペットを育てながら、楽しく運動習慣を続けることができます。 ■ 主な機能 ・歩数に応じてエサを獲得 ・ペットの成長を楽しめる育成要素 ・シンプルで分かりやすい操作 ・日々の運動の記録をサポート 本アプリはHealthKitを利用して歩数データを取得します。取得したデータはアプリ内の育成機能のみに使用されます。 今後のアップデートで新しいペットや機能の追加を予定しています。
FastBell
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FastBell is the simplest way to start intermittent fasting. When the bell rings, eat. When it rings again, stop. Simple enough to stick with. 6 FASTING PLANS - 12:12 — 12 hours fasting / 12 hours eating (free, gentle start) - 14:10 — 14 hours fasting / 10 hours eating (free, easy intro) - 16:8 — 16 hours fasting / 8 hours eating (most popular) - 18:6 — 18 hours fasting / 6 hours eating - 20:4 — 20 hours fasting / 4 hours eating - OMAD — One Meal A Day (23:1) KEY FEATURES - Large countdown timer shows remaining time at a glance - Start and stop fasting with a single tap - Streak tracking to build your fasting habit - Push notifications when fasting starts and ends - Dark theme for comfortable nighttime use - Fully offline — no internet required - No ads — stay focused PRIVACY FIRST All data stays on your device. Nothing is ever sent to a server. FASTBELL PRO Upgrade to Pro to unlock the 16:8, 18:6, 20:4, and OMAD plans, detailed statistics, custom notifications, and widgets. 12:12 and 14:10 are free. Subscription Info: - Weekly, monthly, and yearly plans available - Billing begins after you confirm the selected plan - Payment is charged to your Apple ID account - Subscription auto-renews unless canceled at least 24 hours before the end of the current period - Manage or cancel in Settings > Apple ID > Subscriptions Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://starcrown.co.jp/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: 歩くペット at none against FastBell's 6. 歩くペット also leads on iOS requirement (15.0 vs 17.0). FastBell's advantage is ads (none vs shown) and update cadence (every 5 days vs every 2 months). On price 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. FastBell sells 6 in-app purchases, starting at $0.99 per 7 days. 歩くペット asks for nothing beyond the download.
歩くペット ships an update every 2 months, FastBell every 5 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.
| Parameter | 歩くペット | FastBell |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 30 MB | 4 MB |
| Age rating | 4+ | +4 |
| Developer | Yamamuro Tomoki | Starcrown Inc |
In-app purchases
歩くペット
No in-app purchases
FastBell
- FastBell Pro Weekly3 Days trial$0.997 Days
- Monthly Plan$2.991 Month
- Yearly Plan$17.991 Year
- Coffee$0.99
- Cookie$2.99
- Cake$6.99









