# FitRest: Sleep Tracker & HRV — Heart Rate, Stress & Recovery > HealthKit data tracker for sleep, stress, heart rate, HRV, and activity. (iPhone/iPad app by Taohidul Islam.) - Source: https://appshunter.io/ios/app/fitrest-sleep-tracker-and-hrv/id6751546749 (this page in markdown: same URL + `.md`) - Developer: [Taohidul Islam](https://appshunter.io/developer/1835698446) - Category: Health & Fitness, Lifestyle - Price: Free with in-app purchases - Rating: 4.80/5 from 125 App Store ratings · 142 written reviews indexed - Age rating: 4+ - Requires: iOS 17.0 · 83 MB - Languages: American English, Arabic, Catalan, Croatian, Czech, Danish, Dutch, Finnish, Canadian French, German (Germany) and 23 more - Released: 2025-09-10 - Data updated: 2026-10-19 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/fitrest-sleep-tracker-and-hrv/id6751546749/reviews.md ## What is FitRest? FitRest is the ultimate health and fitness tracker for Apple Health, transforming your HealthKit data into actionable wellness insights. Track sleep quality, monitor stress levels, analyze heart rate and HRV, log hydration and vitals, track workouts, and stay active. Compatible with Apple Watch, Fitbit, Garmin, Oura Ring, Whoop, and other devices through HealthKit. Why FitRest Is Different • Actionable health insights, not just raw numbers • Complete wellness app: sleep tracker, recovery & readiness analysis, stress monitor, heart rate analysis, activity tracker, and workout analytics • Works with Apple Watch and all HealthKit-compatible fitness trackers • Ad-free, privacy-first Heart Health & Sleep Tracking • Recovery & Readiness scoring with personalized activity suggestions • Resting heart rate monitoring with daily trends • Heart Rate Variability (HRV) analysis for recovery tracking • Blood Oxygen (SpO₂) tracking during sleep • Advanced sleep quality scoring with personalized analysis • Sleep pattern comparisons and trend tracking • Respiratory rate and sleep disruption monitoring • Enhanced hypnogram visualization for sleep stages • Sleep efficiency analysis with activity correlation • Sleep chronotype and circadian rhythm analysis Stress Management & Monitoring • Daily stress monitoring with scoring • 14-day trend visualization to spot patterns and improvements • See how HRV, heart rate, sleep, and activity impact your stress levels • Personalized stress reduction tips Activity & Workout Tracking • Beautiful home screen widgets • Comprehensive steps analytics with 30-day trends • Widget variants: Compact view, Hourly chart, Weekly trends • Activity rings with detailed progress tracking • Steps, calories, active minutes, distance monitoring • Workout analysis with heart rate zones and intensity scoring • Interactive route maps with heart rate zone visualization • Shareable workout images with custom titles • MET Scores for performance insights Health Logging & Vitals • Water Intake Tracker with smart daily hydration goals • Blood Glucose Monitor with meal context tracking • Caffeine Tracker with daily limit warnings • Blood Pressure Log with status classification • Track trends over days, weeks, and months • Easily log water, caffeine, blood pressure, and blood glucose from convenient home screen widgets, and set reminders to stay on track Achievements & Motivation • Earn fitness badges for milestones and personal records • Streak monitoring and visual celebrations • Daily notifications for goal completion Apple Watch App • Quick health logging from your wrist • Guided breathing with haptic feedback • 7-day HRV & sleep trends with insights • Real-time heart rate monitoring with live zones Intelligent Health Dashboard • Recovery trends with HRV, heart rate, and sleep combined analysis • Comprehensive health score and daily readiness • Actionable recommendations for better balance • BMI & BMR tracking with calorie breakdowns • Track your daily sunlight exposure to improve sleep, mood, and circadian rhythm. Smart Features • Export health data in CSV, PDF or text format • Customizable workout and bedtime reminders • Context-aware health suggestions • Goal celebrations and motivational insights Perfect For • Fitness enthusiasts tracking workout performance • Health-conscious individuals monitoring sleep and heart health • Athletes optimizing training with HRV and recovery metrics • Apple Watch users seeking detailed health analytics • Anyone wanting comprehensive wellness tracking FitRest transforms your health data into meaningful progress. Track sleep, monitor heart health, analyze workouts, log vitals, earn achievements, and build healthier habits with actionable insights. Disclaimer: For fitness and wellness purposes only. Not a medical device. Consult healthcare professionals for medical advice. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://fitrestapp.com/privacy ## Key features - Sleep quality tracking - Stress and HRV analysis - Heart rate monitoring - Activity and workout tracking - Health logging (hydration, vitals) - Personalized wellness insights ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Annual Premium | $39.99 | per year | | Monthly Premium | $7.99 | per month | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Lifetime Premium | $39.99 | one-time | ## What do users think of FitRest? Reviews of FitRest are mostly positive: the Health & Fitness app is rated 4.8/5 from 125 App Store ratings. What users like most: absolutely amazing, smart, Clean & Super Useful. Summarized from real user reviews. **Pros** - 🚀 Absolutely amazing! - 👍 Smart, Clean & Super Useful! - 👍 Truely Impressive Tracker - 👍 A Complete Wellness Companion — Highly Recommend! - 👍 Everything I want from a sleep, fitness, and recovery app — in one place. - 👍 Helpful for fitness - 👍 Everyday health tracker - 👍 Great and helpful! - 👍 Best app for fitness and sleep - 👍 Fresh app for fresh starts ✨ - 👍 Great app!!! ## Is FitRest safe? FitRest: Sleep Tracker & HRV appears safe based on user ratings. The AppsHunter Safety Score for FitRest is 92 out of 100. This assessment is based on 125 user ratings, with an App Store average of 4.8 out of 5. Of 125 App Store ratings, 94.4% point to a safe experience, 2.4% suggest some concerns, and 3.2% point to a risky experience. ## Is FitRest legit? FitRest: Sleep Tracker & HRV appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for FitRest is 78 out of 100 points across 7 verification signals from App Store and developer data. ## Recent user reviews (10 of 142) All indexed reviews: https://appshunter.io/ios/app/fitrest-sleep-tracker-and-hrv/id6751546749/reviews.md ### 5/5 — Useful app for everyday use *2026-10-12* I’ve been using FitRest for the past 6 months with my Apple Watch, and I’m genuinely impressed with this app. I especially love the detailed analysis, which helps me understand my data better. Interface is user-friendly. This app has been very useful in my everyday life. Widget is also good, you can edit it to suit your own needs. **Developer response:** Thank you! We’re glad FitRest’s detailed analysis and customizable widgets have been helpful in your everyday life. Many more improvements to come! ### 5/5 — Отличное приложение. *2026-10-03* Метрики то что надо.зватает бесплатной версии. **Developer response:** Спасибо за отзыв! Рад, что вам нравятся метрики. Скоро появится ещё много нового! ### 5/5 — Great health & recovery insights app *2026-09-28* A really well-designed health and fitness app that has a clean UI/UX. I especially like how it brings sleep, sun exposure, HRV, recovery, stress, heart rate, workouts, and daily activity into clear perspective. Also, the Apple Watch integration, watch complications, and widgets are useful, and the insights make the data much easier to understand. **Developer response:** Thank you so much for the thoughtful feedback! I'm really glad you're enjoying the design, Apple Watch integration, and the way Fit Rest brings your health and recovery data together. More improvements, deeper insights, and new features are already in progress. ### 5/5 — 很好，一直在更新持续进步 *2026-09-28* 一直在更新，持续进步，希望能被更多人发现 **Developer response:** 感谢您的支持与宝贵建议！ 很高兴您喜欢我们的应用，这对我们来说意义重大。 关于互动分享和表盘功能，我们正在积极开发中，后续版本会尽快推出，敬请期待！ 如果您有更多想法或建议，欢迎随时与我们分享！ ### 5/5 — Perfect Fitness App Find *2026-09-28* Out of n number of apps found Fit Rest the most interesting and apt for my daily workout and recovery tracking.. Made me purchase their lifetime premium… Hoping to see more updates soon🥰!! **Developer response:** Thank you so much for the kind words and for choosing Fit Rest! I'm really glad you're finding it useful for your workouts and recovery. More improvements and new features are already in progress, with many more updates coming soon! ### 4/5 — 很好，什么时候出个表盘就更好了 *2026-09-28* 很好，什么时候出个表盘就更好了 **Developer response:** 感谢您的反馈和建议！很高兴您喜欢 Fit Rest。Apple Watch 表盘/相关功能已经在计划中，后续会逐步加入更多改进。感谢您的使用！ ### 5/5 — Health Daten perfekt aufbereitet *2026-09-26* Absolut perfekte Darstellung der Gesundheitsdaten aus den gesammelten Health-Daten. Das Design ist modern und selbsterklärend aufgebaut. Man kommt sehr gut durch die Werte und kann sich in die tiefen Analysen seiner Daten begeben. Die App matcht hervorragend mit Steply, wenn man noch nicht genug Auswertungen seiner Schritte in FitRest hat. Absolut zu empfehlen, hinzu kommt ein freundlicher Entwickler, der auf Anregungen sofort reagiert und die App regelmäßig weiterentwickelt. 5 Sterne dafür. **Developer response:** Vielen Dank für die ausführliche und freundliche Bewertung! Es freut mich sehr, dass Ihnen die Darstellung und die detaillierten Analysen in Fit Rest gefallen. Weitere Verbesserungen sind bereits in Arbeit. Wenn Sie jederzeit Feedback, Ideen oder Wünsche haben, lassen Sie es mich gerne wissen! ### 5/5 — Excelente *2026-09-25* Excelente **Developer response:** Muito obrigado! Ficamos felizes que você esteja gostando do Fit Rest. Muitas novidades e melhorias chegarão em breve! ### 5/5 — Love it *2026-09-24, version 3.31.0* Great app. Really helpful and informative. Thanks to the developers for who created it. Cheers to you all!! ### 5/5 — Great app! *2026-09-24* Tons of informations in a glance! **Developer response:** Thank you so much! I'm thrilled that you're enjoying Fit Rest's UI and finding the detailed insights useful. Many more improvements are on the way. Cheers! ## Frequently asked questions about FitRest ### What does FitRest do? FitRest transforms your HealthKit data into actionable wellness insights. It tracks sleep quality, monitors stress levels, analyzes heart rate and HRV, logs hydration and vitals, and tracks workouts. The app provides personalized recommendations for better health and balance. ### What are the key features of FitRest? Key features include advanced sleep quality scoring with hypnogram visualization, stress monitoring with HRV and heart rate analysis, activity and workout tracking with detailed analytics, and health logging for water intake, blood glucose, and blood pressure. It also offers recovery and readiness scoring with personalized suggestions. ### Is FitRest free to use? The app is free to download and use with in-app purchases available for unlocking additional features or content. This allows users to explore core functionalities before committing to any paid options. ### What devices is FitRest compatible with? FitRest is compatible with Apple Watch and integrates with HealthKit. This means it can work with data from various other devices and services that sync with HealthKit, including Fitbit, Garmin, Oura Ring, and Whoop. ### How can FitRest help me manage stress? FitRest monitors your daily stress levels and visualizes 14-day trends to help you spot patterns. It shows how HRV, heart rate, sleep, and activity impact your stress, and provides personalized stress reduction tips to help you improve your well-being. ## Version history (last 5 releases) ### 3.34.0 — 2026-10-15 Sleep • New Restorative Sleep card - see your deep and REM sleep over 7, 14, 30 or 60 days, with your average marked and every night a tap away • Open it for the full picture: how your deep and REM sleep spread across the night, how your bedtime and sleep length shape it, weeknights vs weekends, and your best nights • Sleep range menus now show the dates they cover Thank you for using FitRest! We believe you love these updates! Please take a moment to rate FitRest if you're enjoying these new features. Your rating helps us grow and improve! Have feedback? Contact us at support@fitrestapp.com ### 3.33.0 — 2026-10-12 Apple Watch • A new look for round complications - your number in the middle, its icon below, and a colour ring that shows where you stand • The Water and Caffeine complications now fill a ring toward your daily water goal and caffeine limit • The Energy tile on your watch now always shows your daily goal Calendar • Track Water and Caffeine in the calendar, with monthly averages and your best day • Steps in the calendar now measure against your own step goal Water • New Water Increments option in Settings > Units - log in smaller steps of 25 ml or 1 oz, on your iPhone, your watch and the widget • Water you log in other apps now shows on your widgets too Thank you for using FitRest! We believe you love these updates! Please take a moment to rate FitRest if you're enjoying these new features. Your rating helps us grow and improve! Have feedback? Contact us at support@fitrestapp.com ### 3.32.0 — 2026-09-27 Apple Watch • New Water and Caffeine complications - see today's totals on your watch face, and tap to log straight from the page • Choose the amount your watch's Water page opens on, right from Settings > Watch Pages on your iPhone • Body Battery and Stress charts on your watch now show the last 24 hours, matching your iPhone and widgets Recovery • Your Recovery score now holds steady through the day once you wake up, on your iPhone and your watch Sleep • Sleep Details now lists each sleep session of the night, including naps, with its times, its duration and the time awake between sessions Thank you for using Fit Rest! We believe you love these updates! Please take a moment to rate Fit Rest if you're enjoying these new features. Your rating helps us grow and improve! Have feedback? Contact us at support@fitrestapp.com ### 3.31.0 — 2026-09-24 Apple Watch Faces • Live scores right on your watch face - Recovery, Stress, Body Battery and Exertion stay fresh all day, straight from your wrist • Every score complication now has its own symbol, so a face full of them reads at a glance Widgets • Your tiles always have a number for you - Recovery, Stress, Exertion, Body Battery and Sleep keep your latest reading in view Heart • Cardio Fitness now shows what your level is measured against, so your rating makes sense right next to the Health app Thank you for using Fit Rest! We believe you love these updates! Please take a moment to rate Fit Rest if you're enjoying these new features. Your rating helps us grow and improve! Have feedback? Contact us at support@fitrestapp.com ### 3.30.0 — 2026-09-14 Sleep on Apple Watch • See each sleep session of the night, with its start and end time • Tap a session to explore its sleep stages and your heart rate through the night, with lowest, average and highest • Sleep from your favorite apps and wearables now shows up on the watch too • Nights recorded as time in bed are now clearly labeled Time in Bed • Stage colors now match the iPhone app Apple Watch • Your Sleep score, hours and stages always tell the story of the same night, and older nights are labeled with their day • Your morning Sleep score now reflects just last night's sleep • Exertion, Stress and your daily totals start fresh right at midnight • The Today page refreshes when you raise your wrist to it • Your latest sleep arrives on the watch even without FitRest widgets on your iPhone China Map Alignment • Workout routes recorded in mainland China now line up with the roads on the map • Find it in Settings > Maps. It turns on automatically when your iPhone's region is mainland China Workouts • Distance now shows for more workouts, including cycling, swimming and skiing Widgets • The Body Battery and Stress widgets now round their numbers the same way as the app, so they always match Thank you for using Fit Rest! We believe you love these updates! Please take a moment to rate Fit Rest if you're enjoying these new features. Your rating helps us grow and improve! Have feedback? Contact us at support@fitrestapp.com ## Apps similar to FitRest | App | Rating | Price | Category | | --- | --- | --- | --- | | [Emotica: Understand Emotions](https://appshunter.io/ios/app/emotica-understand-emotions/id6757162931) | 4.4 (8) | Free | Health & Fitness | | [Vagaloom: Bedtime Wind Down](https://appshunter.io/ios/app/vagaloom-bedtime-wind-down/id6757396957) | 3.0 (2) | Free | Health & Fitness | | [KarmaSync: Health Dashboard](https://appshunter.io/ios/app/karmasync-health-dashboard/id6759564126) | 5.0 (3) | Free | Health & Fitness | | [Cyclic Sighing: Stress Relief](https://appshunter.io/ios/app/cyclic-sighing-stress-relief/id6757509105) | 5.0 (3) | Free | Health & Fitness | | [HRV, Sleep & Recovery: Pulseon](https://appshunter.io/ios/app/hrv-sleep-and-recovery-pulseon/id6757773772) | 4.6 (13) | Free | Health & Fitness | | [Box Breathing - Breathe Even](https://appshunter.io/ios/app/box-breathing-breathe-even/id6751648959) | 4.7 (24) | Free | Health & Fitness | ## More apps by Taohidul Islam - [Steply: Step Counter Pedometer](https://appshunter.io/ios/app/steply-step-counter-pedometer/id6755107453) - [Odo: Speedometer, Drive & Ride](https://appshunter.io/ios/app/odo-speedometer-drive-and-ride/id6759611784) All apps by Taohidul Islam: https://appshunter.io/developer/1835698446 --- *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 2026-10-19.*