# Zenther: AI Calorie Tracker — Habits & Goals Fitness > Private AI-powered fitness tracker for workouts, nutrition, and goals. (iPhone/iPad app by Rudrank Riyam.) - Source: https://appshunter.io/ios/app/zenther-ai-calorie-tracker/id6748252780 (this page in markdown: same URL + `.md`) - Developer: [Rudrank Riyam](https://appshunter.io/developer/1479784360) - Category: Health & Fitness, Lifestyle - Price: Free with in-app purchases - Rating: 3.67/5 from 3 App Store ratings - Age rating: 4+ - Requires: iOS 26.0 · 17 MB - Languages: English, French, German, Japanese, Korean, Polish, Chinese, Spanish, Thai - Released: 2025-07-31 - Data updated: 2026-06-25 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/zenther-ai-calorie-tracker/id6748252780/reviews.md ## What is Zenther? **Your fitness journey, intelligently tracked and completely private.** Zenther helps you understand your workouts, nutrition, and progress with smart insights - all while keeping your data secure on your device. **COMPLETE FITNESS TRACKING** Sleep quality tracking with personalized recommendations. Daily steps and activity monitoring. Workout streak tracking with milestone celebrations. **NUTRITION MADE SIMPLE** Easy food logging with photo, voice, or manual entry. Smart macro tracking based on your fitness goals. Calorie balance tracking for weight management. Personalized daily targets that adapt to your activity. Progress tracking for weight loss, gain, or maintenance. **MOTIVATION THAT WORKS** Streak tracking with visual progress indicators. Personal record detection and achievements. Smart insights about your workout patterns. Contextual motivation based on your actual progress. Gentle reminders that respect your schedule. **BEAUTIFUL WIDGETS** 8 different widgets for quick access to your stats. Live workout data on your home screen and lock screen. Privacy-protected as the data is hidden when your phone is locked. Beautiful design that complements iOS. **YOUR DATA STAYS YOURS** Everything processed on your device and nothing sent to servers. No account required, no data collection. Full transparency about what we access. You control all permissions. **WORKS WITH YOUR APPLE DEVICES** It directly integrates with Apple Health and Apple Watch. Siri shortcuts for quick progress checks. Automatic sync across all your devices. Native iOS design that feels right at home. **FOR EVERYONE** Whether you are just starting out or training seriously, Zenther adapts to your level. Beginner-friendly with helpful guidance. Advanced analytics for serious athletes. Flexible goals that match your lifestyle. No judgment, just helpful insights like a partner. **SMART INSIGHTS** Instead of overwhelming you with data, Zenther highlights what matters. When you perform best during the week. Whether you are on track with your nutrition goals. Simple suggestions to improve your consistency. Download Zenther today and start your journey toward optimal health and fitness! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - AI-powered fitness tracking - Private on-device data processing - Workout and nutrition logging - Personalized daily targets - Streak tracking and achievements - Home and lock screen widgets - Apple Health and Watch integration ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Monthly | $3.89 | per month | | Annual | $28.49 | per year | | Weekly | $1.59 | per 7 days | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Lifetime | $59.99 | one-time | ## Frequently asked questions about Zenther ### Does Zenther have ads? No, Zenther is ad-free. The app focuses on providing a seamless and uninterrupted user experience without advertisements. ### What are the subscription options for Zenther? Zenther offers flexible subscription plans: a weekly plan for $1.59, a monthly plan for $3.89, and an annual plan for $28.49, allowing users to choose the best fit for their needs. ### How does Zenther ensure user privacy? Zenther processes all data directly on your device, meaning no personal fitness information is sent to servers. This ensures your data remains completely private and secure. ### What devices is Zenther compatible with? Zenther is designed for Apple devices, including iPhone and iPad. It also integrates directly with Apple Health and Apple Watch for comprehensive tracking. ### How often is Zenther updated? The latest version of Zenther is 1.3.0, and it was last updated on March 11, 2026. Updates typically bring new features and improvements to enhance the user experience. ### Can Zenther track my workouts? Yes, Zenther offers complete fitness tracking, including sleep quality, daily steps, activity monitoring, and workout streak tracking with milestone celebrations. ### What is the age rating for Zenther? Zenther has an age rating of 4+, making it suitable for a wide range of users. The app provides helpful insights and guidance for all fitness levels. ### How does Zenther help with nutrition? Nutrition is made simple with easy food logging via photo, voice, or manual entry. It features smart macro tracking, calorie balance monitoring, and personalized daily targets that adapt to your activity. ## Version history (last 5 releases) ### 1.3.1 — 2026-06-20 Zenther is now completely free. Every feature is unlocked, with no subscriptions, paywalls, trials, credits, or quotas. ### 1.3.0 — 2026-03-11 New hydration tracking across the app and widgets. Improved calorie deficit guidance and onboarding flow. Refreshed app icon and stability improvements. ### 1.2.2 — 2025-09-20 Bug fixes and improvements ### 1.2.1 — 2025-09-16 Zenther is redesigned for iOS 26 with stunning Liquid Glass! VOICE-POWERED NUTRITION Log your meals easily with the voice nutrition logging feature. Simply speak your food intake and watch as the Apple Intelligence powered feature processes it to making nutrition tracking as easy as having a conversation! AI INTEGRATION Experience the future of fitness with AI powering personalized experience that adapts to your health data from day one, processing everything offline and private. PERSONALIZED MOTIVATION Receive tailored notifications and encouraging messages across nutrition, workout, and sleep tracking. Zenther AI, powered by Apple Intelligence, analyzes your patterns to deliver the motivation at the right moment. Update for Zenther AI and discover a more intelligent, and personalized health partner! ### 1.2.0 — 2025-09-13 Zenther is redesigned for iOS 26 with stunning Liquid Glass! VOICE-POWERED NUTRITION Log your meals easily with the voice nutrition logging feature. Simply speak your food intake and watch as the Apple Intelligence powered feature processes it to making nutrition tracking as easy as having a conversation! AI INTEGRATION Experience the future of fitness with AI powering personalized experience that adapts to your health data from day one, processing everything offline and private. PERSONALIZED MOTIVATION Receive tailored notifications and encouraging messages across nutrition, workout, and sleep tracking. Zenther AI, powered by Apple Intelligence, analyzes your patterns to deliver the motivation at the right moment. Update for Zenther AI and discover a more intelligent, and personalized health partner! ## Apps similar to Zenther | App | Rating | Price | Category | | --- | --- | --- | --- | | [Sonar - Saúde & Performance](https://appshunter.io/ios/app/sonar-saude-and-performance/id1595073849) | 4.7 (333) | Free | Health & Fitness | | [Steps: Workout & Pedometer](https://appshunter.io/ios/app/steps-workout-and-pedometer/id6746096378) | 4.6 (34) | Free | Health & Fitness | | [Longevity Deck](https://appshunter.io/ios/app/longevity-deck/id6753670965) | 5.0 (9) | Free | Health & Fitness | | [Runbuds](https://appshunter.io/ios/app/runbuds/id6744413545) | 4.9 (64) | Free | Health & Fitness | | [Perform: Fitness, Health, HRV](https://appshunter.io/ios/app/perform-fitness-health-hrv/id6745765434) | 4.2 (29) | Free | Health & Fitness | | [The Outsiders: Athlete Tracker](https://appshunter.io/ios/app/the-outsiders-athlete-tracker/id6751584800) | 4.6 (115) | Free | Health & Fitness | ## More apps by Rudrank Riyam - [Gradient Match Game: Descent](https://appshunter.io/ios/app/gradient-match-game-descent/id1479784361) - [WeTipping](https://appshunter.io/ios/app/wetipping/id1483408004) - [Color Match Game: Chroma](https://appshunter.io/ios/app/color-match-game-chroma/id1500196580) - [SF Symbols Game](https://appshunter.io/ios/app/sf-symbols-game/id1507692602) - [Pomodoro Timer: 44Flow](https://appshunter.io/ios/app/pomodoro-timer-44flow/id1521601457) - [Quoting](https://appshunter.io/ios/app/quoting/id1576937390) All apps by Rudrank Riyam: https://appshunter.io/developer/1479784360 --- *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 2026-06-25.*