Fast vs Fasting Timer by TrainerDay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fast
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The simplest way to track your fasting journey. Start, track, and complete your fasts with a beautiful, intuitive interface. Whether you're new to intermittent fasting or maintaining a daily routine, Fast keeps you on track without the complexity. Effortless Tracking, begin your fast with one tap. Watch your progress in real-time as you move through fasting stages, from the initial hours to deep ketosis. Clear visual indicators keep you motivated every step of the way. Your Schedule, Your Way. Choose popular protocols like 16:8, 18:6, or 20:4, or create a custom fasting window that fits your lifestyle. Fast adapts to you—flexible and always in your control. Stay Motivated, review your fasting history, track your streaks, and celebrate milestones. Build a sustainable practice and see the results of your commitment over time. Beautifully Simple, no cluttered screens. No overwhelming data. Just the information you need, presented elegantly. Download Fast and start your transformation today. Privacy Policy - https://enginezero.tech/app-privacy-policy/ Terms of Use (EULA) - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Fasting Timer by TrainerDay
This app simplifies intermittent fasting with a one-tap start and customizable durations. Track your progress visually and review your fasting history. It's designed for easy habit building without complex features.
- One-tap fast start
- Customizable fasting durations
- Flexible start times
- Visual progress tracking
- Fasting history
- Shareable results
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Fasting Timer is a simple, no-fuss intermittent fasting tracker designed to help you build healthy fasting habits. It's the ultimate app for ADF fasters. Each day when you start your fast. It's just one click, even when you forget to start it at your normal fasting time. Features: • One-tap start - Begin your fast instantly • Customizable durations - Set your preferred fasting window (12, 14, 16, 18, 20+ hours) • Flexible start times - Start now or schedule for later • Visual progress - See your fasting progress at a glance • History tracking - Review your completed fasts • Share your achievements - Export and share your fasting results Whether you're doing 16:8, 18:6, or any other intermittent fasting schedule, this app makes it easy to track your fasting windows without complicated setup or unnecessary features. Free and simple. Start fasting today.
Screenshots
Verdict
The clearest difference is in-app purchases: Fasting Timer by TrainerDay at none against Fast's 1. Fasting Timer by TrainerDay also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.4). On price and ads 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. Fast sells 1 in-app purchase, starting at $0.99 per month. Fasting Timer by TrainerDay asks for nothing beyond the download.
| Parameter | Fast | Fasting Timer by TrainerDay |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (12 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 12 — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 45 MB | 30 MB |
| Age rating | 4+ | 17+ |
| Developer | EngineZero | TrainerDay Inc |
In-app purchases
Fast
- Premium$0.991 Month
Fasting Timer by TrainerDay
No in-app purchases
Questions
Is Fast free?
Is Fasting Timer by TrainerDay free?
Do Fast or Fasting Timer by TrainerDay have ads?
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