# MX3 Diagnostics vs Suji

The clearest difference is rating: MX3 Diagnostics at 5.0 against Suji's 3.4. MX3 Diagnostics also leads on in-app purchases (none vs 1) and device support (3 vs 1). Suji's advantage is ratings volume (13 vs 2). On price, 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. MX3 Diagnostics asks for nothing beyond the download.

MX3 Diagnostics holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: Suji has 13 ratings behind it against 2, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 15, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | MX3 Diagnostics | Suji |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mx3-diagnostics/id1473092965/reviews)** | [3.4 (13 ratings)](https://appshunter.io/ios/app/suji/id6493856498/reviews) |
| Number of ratings | 2 | **13** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | **Free** | Freemium |
| Size | 124 MB | 452 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [MX3 DIAGNOSTICS](https://appshunter.io/developer/1309508113) | [SujiBFR](https://appshunter.io/developer/1534129267) |

## What reviewers say

### MX3 Diagnostics

[App page](https://appshunter.io/ios/app/mx3-diagnostics/id1473092965)

Measure and track hydration and sweat sodium levels quickly and conveniently. This system allows athletes, coaches, and managers to manage hydration data for individuals or teams anytime, anywhere. Personalize assessments and manage athlete accounts.

**Highlights:** Perform hydration measurements, Perform sweat sodium measurements, View and edit historical data, Personalize hydration assessment, Create team/athlete accounts, Update device firmware

**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 MX3 Diagnostics free?

MX3 Diagnostics 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, MX3 Diagnostics or Suji?

MX3 Diagnostics is rated higher. MX3 Diagnostics averages 5.0 out of 5 from 2 ratings, while Suji averages 3.4 from 13 ratings.

### Do MX3 Diagnostics or Suji have ads?

Neither MX3 Diagnostics nor Suji shows ads.

### Which is updated more often, MX3 Diagnostics or Suji?

MX3 Diagnostics ships an update monthly, and Suji monthly. Most recently, MX3 Diagnostics was updated on September 15, 2026 and Suji on September 30, 2026.

---

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