Fasting vs Lyse
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fasting
Easily track your intermittent fasting periods with this app. Adjust your fasting start and end times with simple drag gestures. All your data is stored locally on your device, ensuring privacy and no account creation is necessary.
- Record fasting times
- Adjust start and end times
- View and change fasting history
- No account required
- Local data storage
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Fasting Timer helps you to keep track of your intermittent fasting times. It allows you to easily adjust the start and the end of your fasting with just a single finger drag. You can use Fasting Timer without having to create an account. All the data is yours and stays on your device! Fasting Timer does not advice you to fast. It helps you if you decide this on your own. Please ask your doctor! Features: - Record your fasting times - Easily adjust start and end times - View and change your fasting history - No account or profile is needed - Uses only the local storage on your device Security: Fasting Timer stores your fasting times only locally on your device. Your data is not stored on any third party cloud servers. Therefore you don’t need any separate account / login or any kind of profile to use Fasting Timer. It’s your data. Feedback: If you have any questions or suggestions to improve the app, please use the integrated feedback functionality in our app.
Lyse
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Lyse is a simple and effective app for tracking and managing your intermittent fasting journey, whether you're a beginner or a experienced faster. Features: - Built-in fasting timer presets: 16, 18, 20, 24, or 36 hours - Fasting history with editable records - Dark mode for a sleek and eye-friendly interface - No account needed — start using the app instantly - Works offline, so you can stay on track anytime, anywhere Simple, intuitive, and distraction-free, Lyse helps you stay consistent with your intermittent fasting practice. With no unnecessary clutter or ads, this app ensures a stress-free fasting journey. Start your fasting journey today with Lyse — your reliable fasting companion!
Screenshots
Verdict
The clearest difference is update cadence: Fasting at monthly against Lyse's every 9 months. Fasting also leads on iOS requirement (14.0 vs 17.0). On price, ads, 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
Fasting costs $0.99 and Lyse $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Fasting ships an update monthly, Lyse every 9 months. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.
| Parameter | Fasting | Lyse |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 2.5 (2 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Monthly — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 2 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Christian Kirsch | Aleksei Torshin |
In-app purchases
Fasting
No in-app purchases
Lyse
No in-app purchases









