Ares vs FastArc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ares
This app provides a customizable interval timer for various workouts like HIIT, Tabata, yoga, and stretching. It features real-time heart rate zone tracking with Apple Watch integration and allows users to create and save unlimited training sessions and workout sets. Voice cues guide users through workouts, ensuring focus remains on exercise.
- Customizable interval timer
- HIIT, Tabata, Yoga, Stretch modes
- Apple Watch control and heart rate zones
- Unlimited training session saving
- Workout set creation
- Voice and sound cues
- Training history tracking
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An interval timer that does the counting for you. Set rounds, work and rest in seconds, and Ares guides you by voice through the whole workout: HIIT, Tabata, EMOM, AMRAP, circuits, yoga, stretching and mobility. Heart rate from Apple Watch or earbuds, your workout on the Lock Screen, no ads. INTERVAL TIMER • Work time, rest time and number of rounds, down to the second • Left/Right mode times each side for you. Perfect for stretching, yoga and exercises done one side at a time • Countdown before you start, the option to begin with a warmup and an optional final rest • Pin favorite workouts to the Home Screen and repeat your last one with a single tap WORKOUTS, SETS AND EXERCISES • Ready-made workouts and sets to get you started: 14 workouts and 6 sets, free • Save as many workouts as you like, each with its own name and icon, and edit or duplicate them anytime • Workout sets: rounds, custom rests between workouts, edit straight from the list • Share workouts and sets with a link or QR code, with a preview before adding • Exercise library, expanded regularly • Exercise names read aloud during your workout HEART RATE: APPLE WATCH AND EARBUDS • Control your workout from your wrist: pause, skip, resume • Live heart rate and heart rate zones on Apple Watch and iPhone • Heart rate from earbuds too, no watch needed, even on iPad: AirPods Pro 3, Powerbeats Pro 2 or newer (iOS and iPadOS 26 or later) • Train with just your watch: put a workout on Apple Watch and leave your iPhone at home • Calories tracked in every workout • Automatic sync with Apple Health ALWAYS AT HAND • Your workout on the Lock Screen and in the Dynamic Island, with a timer and a pause button, no unlocking needed • Widgets for the Home Screen and the Lock Screen • Keeps running with the screen locked and never stops your music, it just turns it down for voice cues • A big, clear timer on iPad that you can read from across the room PROGRESS AND HISTORY • Heart rate chart for every workout: work and rest with the average heart rate of each phase • Weekly trends for number of workouts and training time • Calendar, list and details of every workout • Share your result as a card for a story or post, with your own photo and title • Weekly streak: one workout a week keeps it alive • A reminder when your streak is at risk, at most once a week Privacy Policy: https://ares.eris.one/privacy-policy/ License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
FastArc
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FastArc is a simple intermittent fasting timer designed for people who want a clear fasting window without complicated setup. Choose a gentle 14:10 plan, classic 16:8 plan, or steady 18:6 plan. Start the timer, watch your progress arc move through the window, and grow a small fasting garden as time passes. After a fast, record how it felt and review your weekly pattern locally. Main features: - 14:10, 16:8, and 18:6 fasting plans - Live fasting timer with seconds, progress arc, and fasting garden animation - Optional local end reminder - Feeling note after each finished fast - Weekly pattern summary - Start, finish, and reset controls - Local fasting history and completion rate - English and Chinese language switch - In-app wellness citations and privacy policy Disclaimer: FastArc is a timer and general wellness tracker. It does not provide medical diagnosis, treatment advice, weight loss guarantees, or personalized medical guidance. Consult a qualified health professional before changing your eating schedule if you have a medical condition or medication affected by meal timing.
Screenshots
Verdict
The clearest difference is in-app purchases: FastArc at none against Ares's 3. On price, ads, device support and iOS requirement 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. Ares sells 3 in-app purchases, starting at $1.99 per month. FastArc asks for nothing beyond the download.
| Parameter | Ares | FastArc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (25 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 25 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 18.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 113 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Krzysztof Orlowski | Shanxi Jinshangxing Technology Co., Ltd |
In-app purchases
Ares
- Ares Plus$1.991 Month
- Ares Plus$9.991 Year
- Ares Plus Forever$24.99
FastArc
No in-app purchases









