# FastZen: Intermittent Fasting — Fast Tracker for Weight Loss > Intermittent fasting tracker for weight loss and energy with custom schedules and reminders. (iPhone/iPad app by MefjuDev LLC.) - Source: https://appshunter.io/ios/app/fastzen-intermittent-fasting/id6744087602 (this page in markdown: same URL + `.md`) - Developer: [MefjuDev LLC](https://appshunter.io/developer/1777787735) - Category: Health & Fitness, Lifestyle - Price: Free with in-app purchases - Rating: 5.00/5 from 6 App Store ratings - Age rating: 4+ - Requires: iOS 26.0 · 18 MB - Languages: American English, French (France), German (Germany), Italian, Japanese, Korean, European Portuguese, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan) and 1 more - Released: 2025-04-06 - Data updated: 2026-08-25 - Monetization: freemium - User reviews in markdown: https://appshunter.io/ios/app/fastzen-intermittent-fasting/id6744087602/reviews.md ## What is FastZen? Take control of your fasting journey with FastZen – Intermittent Fasting Tracker. Simple, powerful, and designed to keep you focused — no clutter, just the essentials. Lose weight, boost energy, and stay consistent with the easiest fasting app you’ll ever use. Why choose FastZen: • Custom fasting schedules: 16:8, 20:4, OMAD, or up to 168 hours • Track progress with history, streaks, and insights • Smart reminders before fasting ends, when it finishes, before scheduled starts, and at actual starts • Stay motivated with achievements and milestones • Calendar view of all completed fasts with complete details on click • Clean, modern design with light and dark mode • Simple yet effective widgets FastZen makes intermittent fasting easy, effective, and sustainable — whether you’re just starting or already advanced. ## Key features - Custom fasting schedules (16:8, 20:4, OMAD, up to 168 hours) - Progress tracking with history, streaks, and insights - Smart reminders for fasting start and end times - Achievements and milestones for motivation - Calendar view of completed fasts - Light and dark mode - Widgets ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Yearly | $19.99 | per year | | Weekly | $1.99 | per 7 days | | Monthly | $2.99 | per month | | 3 Months | $7.99 | per 3 months | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Lifetime | $39.99 | one-time | ## Frequently asked questions about FastZen ### What fasting schedules does FastZen support? FastZen supports a variety of custom fasting schedules, including popular options like 16:8, 20:4, OMAD (One Meal A Day), and extended fasts up to 168 hours. ### How does FastZen help users stay motivated? FastZen keeps users motivated through achievements and milestones, celebrating progress and encouraging consistency in their fasting journey. ### What are the subscription options for FastZen? FastZen offers a weekly subscription for $1.99 with a 3-day free trial, a monthly plan for $2.99, a 3-month plan for $7.99, and a yearly plan for $19.99. ### Does FastZen have ads? No, FastZen does not contain advertisements, providing an uninterrupted user experience. ### What devices is FastZen available on? FastZen is currently available on iPhone devices. ### How often is FastZen updated? The latest version of FastZen is 2.0.5, and it was last updated on October 17, 2025, indicating regular maintenance and updates. ### What is the age rating for FastZen? FastZen has an age rating of 4+, making it suitable for a wide range of users. ### Can I see my past fasting data with FastZen? Yes, FastZen allows you to track your progress with a history log, streaks, and insights. It also features a calendar view of all completed fasts with detailed information available on click. ## Version history (last 5 releases) ### 2.0.6 — 2026-07-17 What's new in FastZen: Intermittent Fasting Tracker App: • Streaks card complete changed for stats like Total Completed, Incompleted and also longest fast. • Monthly overview also changed for better visibility. • Calendar details have new information and it's more accurate now with real calculations. ### 2.0.5 — 2025-10-17 What's new in FastZen: Intermittent Fasting Tracker App: - Less strict streaks since longer fasts could break the streak because it's not consecutive day after the finished fast. Now only force finished fasts or eating windows breaking the streaks! Get the longest you can! ### 2.0.4 — 2025-10-09 What's new inside FastZen - Intermittent Fasting Tracker App: - I've missed some words for localization, now whole app is correctly translated. Thanks for early feedback for loyal users! - Only back to standard timer for scheduling since caused problems with some languages. ### 2.0.3 — 2025-10-07 What's new inside FastZen - Intermittent Fasting Tracker App: - Simple bug fix about notifications ### 2.0.2 — 2025-10-07 - Quick fix about scheduled fasts streak counting. Now works as it should. - Added Fasting details when clicked on calendar day. ## Apps similar to FastZen | App | Rating | Price | Category | | --- | --- | --- | --- | | [NicQuit: Quit Smoking Now](https://appshunter.io/ios/app/nicquit-quit-smoking-now/id6739582672) | — | Free | Health & Fitness | | [SunCare: Sun Safe & SPF Alert](https://appshunter.io/ios/app/suncare-sun-safe-and-spf-alert/id6744867671) | 3.7 (6) | Free | Health & Fitness | | [ADHD Planner Organizer - Alti](https://appshunter.io/ios/app/adhd-planner-organizer-alti/id6738433959) | 4.7 (58) | Free | Health & Fitness | | [Posture AI: Reminder & Scale](https://appshunter.io/ios/app/posture-ai-reminder-and-scale/id6670690205) | 4.7 (54) | Free | Health & Fitness | | [MyPlate : Calorie Counter Pal](https://appshunter.io/ios/app/myplate-calorie-counter-pal/id6744751535) | 4.7 (23) | Free | Health & Fitness | | [Pushup Tracker - 100 Challenge](https://appshunter.io/ios/app/pushup-tracker-100-challenge/id6742926582) | 5.0 (1) | Free | Health & Fitness | ## More apps by MefjuDev LLC - [PillMate – Medicine Tracker](https://appshunter.io/ios/app/pillmate-medicine-tracker/id6743670524) - [BeastInterval: Interval Timer](https://appshunter.io/ios/app/beastinterval-interval-timer/id6744288215) - [CalmTrack: Cozy Habit Tracker](https://appshunter.io/ios/app/calmtrack-cozy-habit-tracker/id6744504658) - [QRForge: QR Scanner Generator](https://appshunter.io/ios/app/qrforge-qr-scanner-generator/id6744676395) - [Presetify: Lightroom Presets](https://appshunter.io/ios/app/presetify-lightroom-presets/id6744842075) All apps by MefjuDev LLC: https://appshunter.io/developer/1777787735 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-25.*