Rhythm SYNC. vs SilverKin
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rhythm SYNC.
This app connects to heart rate monitors to display real-time data, manage activity modes, and track workout history. It allows for software updates and integrates with HealthKit for saving workout data.
- Connects to Rhythm 24 and Rhythm+ monitors
- Manages activity modes and biometrics
- Displays heart rate and battery level
- Configures data sharing with other apps
- Collects and downloads recorded activities
- Performs software and firmware updates
- HealthKit integration
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The award-winning Rhythm Heart Rate Monitors use patented technology to capture exceptionally accurate performance in both wet and dry conditions. This Scosche Rhythm Sync app: · Connects to Rhythm 24 and Rhythm+ Heart Rate Monitors · Manages Rhythm 24 activity modes and biometrics functionality: Heart Rate Only, Running, Cycling, Swimming, Heart Rate Variability, Duathlon, and Triathlon · Displays heart rate data from your Rhythm Monitors · Displays Rhythm battery level · Configures sharing with compatible heart rate tracking apps, fitness watches, bike computers, and fitness equipment, to stream your fitness-data in real time, track heart rate history, and more! · Collects Rhythm 24 recorded activities and has download capabilities · Allows for Rhythm Heart Rate Monitors software and firmware updates · HealthKit integration which allows you save workout data recorded on the sensor.
SilverKin
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SilverKin helps you stay connected to your loved one. Caring for an aging parent or loved one comes with a lot of unknowns. Are they sleeping well? Staying active? Going about their day like usual? SilverKin gives you gentle insight into their daily routines, so you can feel confident they're doing okay, even when you can't be there in person. Paired with a simple, comfortable wearable, the SilverKin app picks up on subtle changes in everyday patterns and shares meaningful updates with you in a reassuring way. What you'll get with SilverKin: - Peace of Mind, Every Day Get a clearer picture of how your loved one is doing at home, without constant check-ins or guesswork. - Subtle Changes That Matter SilverKin helps surface small shifts in daily routines that could signal something worth paying attention to. - Simple, Thoughtful Updates No overwhelming data, just easy-to-understand insights designed for real life. - Stay Connected Support your loved one's independence while still feeling informed and involved. - Designed for Families Whether your loved one lives alone or with you, SilverKin helps you feel closer, more confident, and more in control. Peace of mind shouldn't require constant worry.
Screenshots
Verdict
The clearest difference is update cadence: SilverKin at every 3 weeks against Rhythm SYNC.'s every 3 months. Rhythm SYNC.'s advantage is iOS requirement (12.0 vs 16.4). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Rhythm SYNC. ships an update every 3 months, SilverKin every 3 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.
| Parameter | Rhythm SYNC. | SilverKin |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (130 ratings) — better | — |
| Positive reviews | 13.1% of reviews | — |
| Number of ratings | 130 — better | — |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 47 MB | 148 MB |
| Age rating | 4+ | 17+ |
| Developer | Scosche | CarePredict |
Bugs and requests
Rhythm SYNC.
Reported bugs
17 issues- App fails to detect device despite Bluetooth connection
- Bluetooth connection drops frequently during workouts
- App crashes on startup (splash screen freeze)
- Firmware update fails repeatedly
- HRV readings not displaying or accessible
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- Custom heart rate zones not applied to recordings
- Battery level shows as zero or incorrect
- Settings menu items non-functional or unresponsive
- App loses connection when device syncs with other apps
- Data disappears when monitor disconnects
- Export to CSV ignores custom zones
- App crashes when attempting to share workout data
- Last mode setting not remembered between sessions
- Unable to modify personal details (height, weight, birthday)
- Incompatibility with iPhone X and newer models
- Firmware update window won't open
- App incompatible with iOS 11 and newer versions
Requested features
12 requests- HRV (Heart Rate Variability) mode that actually works
- Comprehensive workout history and logging
- Data export to multiple health apps (MyFitnessPal, TrainingPeaks, etc.)
- Customizable heart rate zones that persist
- Batch download and export of multiple files
Show 7 moreShow fewer
- Auto-sync feature when device is detected
- Detailed analytics and charts
- Better user profile settings (height, weight, age)
- Dark mode option
- Improved troubleshooting and help documentation
- Ability to delete saved connections to health apps
- Support for multiple languages in documentation
SilverKin
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Rhythm SYNC.
No in-app purchases
SilverKin
No in-app purchases
Questions
Is Rhythm SYNC. free?
Is SilverKin free?
Do Rhythm SYNC. or SilverKin have ads?
Which is updated more often, Rhythm SYNC. or SilverKin?
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