# SmartCuffs vs AthleteSync

The clearest difference is in-app purchases: SmartCuffs at none against AthleteSync's 10. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AthleteSync sells 10 in-app purchases, starting at $69.99 per month. SmartCuffs asks for nothing beyond the download.

SmartCuffs ships an update monthly, AthleteSync every 2 weeks. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | SmartCuffs | AthleteSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (33 ratings)](https://appshunter.io/ios/app/smartcuffs/id1632227731/reviews)** | — |
| Number of ratings | **33** | — |
| Positive reviews | 21.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 37 MB | 70 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Smart Tools Plus, LLC](https://appshunter.io/developer/1520284709) | [AthleteSync OÜ](https://appshunter.io/developer/1727527941) |

## What reviewers say

### SmartCuffs

[App page](https://appshunter.io/ios/app/smartcuffs/id1632227731)

This app pairs with specialized cuffs to enable Blood Flow Restriction (BFR) training. BFR uses low-intensity exercise with reduced arterial flow to achieve results similar to high-intensity training, allowing for muscle growth and strength gains with lighter loads.

**Highlights:** Connects to SmartCuffs 4.0 devices, Enables Blood Flow Restriction (BFR) training, Supports low-intensity exercise, Utilizes TriPressure technology, Offers continuous BFR, Offers intermittent BFR, Offers resting BFR

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### AthleteSync

[App page](https://appshunter.io/ios/app/athletesync/id6476663042)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 35 Athletes | $69.99 | per month |
| 50 Athletes | $79.99 | per month |
| 200 Athletes | $129.99 | per month |
| 1 Athlete (yearly) | $129.99 | per year |
| 5 Athletes (yearly) | $249.99 | per year |
| 15 Athletes (yearly) | $399.99 | per year |
| 35 Athletes (yearly) | $699.99 | per year |
| 50 Athletes (yearly) | $799.99 | per year |
| 100 Athletes (yearly) | $999.99 | per year |
| 200 Athletes (yearly) | $999.99 | per year |


## Frequently asked questions

### Is SmartCuffs free?

SmartCuffs is free to download, with no in-app purchases.

### Is AthleteSync free?

AthleteSync is free to download, with in-app purchases available.

### Do SmartCuffs or AthleteSync have ads?

Neither SmartCuffs nor AthleteSync shows ads.

### Which is updated more often, SmartCuffs or AthleteSync?

SmartCuffs ships an update monthly, and AthleteSync every 2 weeks. Most recently, SmartCuffs was updated on September 22, 2026 and AthleteSync on September 19, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*