# SmartCuffs vs Suji

The clearest difference is rating: Suji at 3.4 against SmartCuffs's 2.5. Suji also leads on review sentiment (50% vs 22%). SmartCuffs's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Suji sells 1 in-app purchase, starting at $4.99 per month. SmartCuffs asks for nothing beyond the download.

Suji holds the better App Store score, 3.4 against 2.5. Both are backed by a comparable volume of ratings — 33 and 13 respectively. Written reviews point the same way: 22% of SmartCuffs's written reviews are positive against 50% of Suji's.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 22, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | SmartCuffs | Suji |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (33 ratings)](https://appshunter.io/ios/app/smartcuffs/id1632227731/reviews) | **[3.4 (13 ratings)](https://appshunter.io/ios/app/suji/id6493856498/reviews)** |
| Number of ratings | **33** | 13 |
| Positive reviews | 21.7% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | **Free** | Freemium |
| Size | 37 MB | 452 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Smart Tools Plus, LLC](https://appshunter.io/developer/1520284709) | [SujiBFR](https://appshunter.io/developer/1534129267) |

## 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


### Suji

[App page](https://appshunter.io/ios/app/suji/id6493856498)

This app utilizes targeted compression technology to alleviate joint pain and enhance isolated muscle strength. It aids in accelerating muscle recovery, requiring a compatible device. It is not intended for professional sports medicine training.

**Highlights:** Targeted compression technology, Joint pain relief, Increase isolated muscle strength, Accelerate muscle recovery, Requires compatible device

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Suji Athlete Subscription | $4.99 | per month |


## Frequently asked questions

### Is SmartCuffs free?

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

### Is Suji free?

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

### Which has better reviews, SmartCuffs or Suji?

Suji is rated higher. SmartCuffs averages 2.5 out of 5 from 33 ratings, while Suji averages 3.4 from 13 ratings.

### Do SmartCuffs or Suji have ads?

Neither SmartCuffs nor Suji shows ads.

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

SmartCuffs ships an update monthly, and Suji monthly. Most recently, SmartCuffs was updated on September 22, 2026 and Suji on September 11, 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.*