Flutter vs Rest Pulse
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flutter
Experience your heartbeat as a live haptic sensation on your wrist. Connect with loved ones by sharing real-time heartbeats, fostering a sense of presence and intimacy across any distance. Choose from various haptic styles for a personalized and calming experience.
- Live haptic heartbeat feedback on Apple Watch
- Solo Sync for personal awareness
- Partner Sync for sharing with others
- Real-time BPM display
- Multiple haptic pulse styles
- Invite-based partner pairing
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Flutter lets you feel a heartbeat directly on your wrist through Apple Watch. Designed for calm, focused awareness, Flutter turns heartbeat into a live haptic experience you can physically feel in real time. During a session, Flutter reads heart rate, displays BPM clearly, and translates each beat into a precise pulse on your wrist. Different haptic styles let you choose the sensation that feels most comfortable or meaningful. Flutter includes Solo Sync for personal heartbeat awareness and Partner Sync for sharing live heartbeats with someone you care about. Couples, friends, and family can connect through invite-based sessions and experience real-time heartbeats together, creating a simple and intimate way to stay connected across any distance. Sessions are easy to start and stop, with a minimal interface designed to stay out of the way and keep attention on rhythm, presence, and connection. Features • Solo Sync for personal heartbeat awareness • Partner Sync for sharing live heartbeats with another person • Real-time heart rate (BPM) display • Live haptic heartbeat feedback on Apple Watch • Multiple haptic pulse styles • Invite-based partner pairing • Minimal, distraction-free interface • Account deletion from the Profile screen Flutter is a quiet, modern way to feel rhythm, presence, and connection. • Privacy Policy: https://flutter.cyberian.tech/privacy.html • Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Rest Pulse
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Rest Pulse - Heartbeat Simulator is a minimalist relaxation app for iPhone and Apple Watch. We recommend playing your favorite ASMR audio or music in the background while using the app. Haptic feedback is available on supported devices such as iPhone and Apple Watch. iPad devices do not support haptic vibration. Feel a gentle, rhythmic heartbeat through precise haptic feedback, paired with a calming breathing animation. Adjust the heart rate (BPM), vibration intensity, and session duration to help yourself relax, focus, or fall asleep. Features: • Adjustable heart rate (BPM) with presets • Fine-tuned haptic intensity control • Auto-off timer with countdown • Elegant breathing animation with customizable color • Apple Watch support for immersive haptics • No account required This app is designed for relaxation and mindfulness. It is not a medical device.
Screenshots
Verdict
The clearest difference is in-app purchases: Rest Pulse at none against Flutter's 3. Rest Pulse also leads on update cadence (weekly vs every 3 weeks). Flutter's advantage is iOS requirement (17.6 vs 26.2). On price, ads 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. Flutter sells 3 in-app purchases, starting at $14.99 per month. Rest Pulse asks for nothing beyond the download.
Flutter ships an update every 3 weeks, Rest Pulse weekly. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.
| Parameter | Flutter | Rest Pulse |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | — |
| Devices | iPhone, Apple Watch | iPhone, iPad, Apple Watch — better |
| Requires iOS | 17.6 — better | 26.2 |
| Further details — not scored | ||
| Size | 21 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | CYBERIAN TECHNOLOGIES LLC | 轩 林 |
In-app purchases
Flutter
- Partner Sync (Monthly)7 Days trial$14.991 Month
- Partner Sync Quarterly7 Days trial$39.993 Months
- Partner Sync Annual7 Days trial$119.991 Year
Rest Pulse
No in-app purchases









