FastFlow vs FastLite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FastFlow
This app helps users manage intermittent fasting schedules with a visual timer and customizable patterns. It also allows for weight tracking, meal logging with photos, and smart notifications to build healthy habits.
- Circular fasting timer
- Flexible fasting patterns
- Weight progress graph
- Meal logging with photos
- Smart notifications
- Cloud data sync
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【Who Is This For?】 • Starting 16:8 intermittent fasting • Want easy fasting time management • Track and visualize weight changes • Achieve autophagy benefits for healthy weight loss 【Key Features】 ■ Beautiful Circular Timer Intuitive display showing remaining fasting or eating time. Elegant design with clear progress visualization. ■ Flexible Fasting Patterns • 16:8 (16-hour fast / 8-hour eating window) • 18:6 (18-hour fast / 6-hour eating window) • 14:10 (14-hour fast / 10-hour eating window) • Custom schedules ■ Weight Progress Graph Record daily weight and visualize changes with line graphs. See your fasting results clearly. ■ Meal Log Document meals with photos. Review what you've eaten anytime. ■ Smart Notifications Get push notifications for fasting start and end times. Build lasting habits effortlessly. ■ Cloud Sync Securely backup your data to the cloud. Transfer seamlessly when switching devices. 【Benefits of Intermittent Fasting】 • Activate autophagy for cellular renewal • Improve insulin sensitivity • Enhance fat burning • Boost focus and mental clarity 【Why FastFlow?】 • 100% free with all features unlocked • Simple, intuitive interface • Privacy-focused design • Clean, distraction-free experience Download now and start your healthy fasting journey!
FastLite
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Intermittent fasting you can actually stick with. FastLite does one thing well: a clean fasting timer with a big progress ring, a friendly orange buddy named Tuanzi, and zero pressure. No lectures, no guilt, just gentle support until mealtime. ONE RING FOR YOUR WHOLE FAST - Five plans: 16:8, 18:6, 20:4, 5:2, plus a custom schedule - A large ring shows elapsed time, time left and your current body stage - Adjust start and end times any moment. Forgot to tap last night? Log it after the fact - Eating window countdown and a clear today timeline SEE WHAT YOUR BODY IS DOING - A stage milestone every 2 hours: blood sugar settles, fat burning starts, ketones rise - Open the full rhythm of this fast at any time and know exactly where you are - Finish a fast and Tuanzi celebrates with you, streak and success rate included EVERY FAST COUNTS - Fasting calendar, duration chart, average start and mealtime - Streak, total hours, longest fast and top week - Monthly success rate and personal records so progress is visible LOG WEIGHT, SIP WATER - Weight trend and a weight ruler that shows how far you are from your goal - Water ring with quick-add cups and your last 7 days - Two-way sync of weight and water with the Health app GLANCE WITHOUT OPENING THE APP - Home screen widgets for fasting progress, today's water and a weight calendar - On your wrist: countdown at a glance, quick water and weight logging - Live Activity keeps the countdown on your Lock Screen MEMBERSHIP The 16:8 plan and the core timer are free. Membership unlocks all plans, custom schedules, full statistics and every widget. Choose a yearly subscription with a free trial or a one-time lifetime purchase. Subscription terms: Payment is charged to your Apple account. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or cancel anytime in your account settings. Any unused portion of a free trial is forfeited when you purchase. Health notice: Timers and stage descriptions are for general information only and are not medical advice. If you are pregnant, breastfeeding, under 18 or have a medical condition, fast only under professional guidance. Privacy Policy: https://ziyue.app/fastlite/en/privacy.html Terms of Use: https://ziyue.app/fastlite/en/terms.html Also available in the app under Profile > About.
Screenshots
Verdict
The clearest difference is in-app purchases: FastFlow at none against FastLite's 2. FastFlow also leads on iOS requirement (15.1 vs 18.0). FastLite's advantage is ads (none vs shown). 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. FastLite sells 2 in-app purchases, starting at $3.99 per year. FastFlow asks for nothing beyond the download.
| Parameter | FastFlow | FastLite |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 4 months | — |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 15.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 34 MB | 6 MB |
| Age rating | 12+ | 4+ |
| Developer | Caprio Lab | 永芳 徐 |
In-app purchases
FastFlow
No in-app purchases
FastLite
- FastLite Yearly Membership$3.991 Year
- FastLite Lifetime Membership$9.99







