# MX3 Diagnostics vs Catapult Vector

The clearest difference is rating: MX3 Diagnostics at 5.0 against Catapult Vector's 3.5. MX3 Diagnostics also leads on iOS requirement (10.0 vs 17.0). Catapult Vector's advantage is update cadence (fortnightly vs monthly). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MX3 Diagnostics holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

MX3 Diagnostics ships an update monthly, Catapult Vector fortnightly. The most recent releases landed on August 20, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | MX3 Diagnostics | Catapult Vector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mx3-diagnostics/id1473092965/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/catapult-vector/id6447058436/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | Free |
| Size | 124 MB | 157 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [MX3 DIAGNOSTICS](https://appshunter.io/developer/1309508113) | [Catapult Sports Pty Ltd](https://appshunter.io/developer/398092981) |

## 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


### Catapult Vector

[App page](https://appshunter.io/ios/app/catapult-vector/id6447058436)

This app provides real-time performance and health data from specialized devices for sports scientists and coaches. It offers an intuitive interface to monitor athlete metrics live, enabling data-driven decisions for performance optimization and injury risk reduction.

**Highlights:** Real-time performance data streaming, Athlete load and movement monitoring, Live health metrics tracking, Efficient hardware setup, Intuitive user interface, Supports S8, S7, X7 Vector devices

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is MX3 Diagnostics free?

MX3 Diagnostics is free to download, with no in-app purchases.

### Is Catapult Vector free?

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

### Which has better reviews, MX3 Diagnostics or Catapult Vector?

MX3 Diagnostics is rated higher. MX3 Diagnostics averages 5.0 out of 5 from 2 ratings, while Catapult Vector averages 3.5 from 2 ratings.

### Do MX3 Diagnostics or Catapult Vector have ads?

Neither MX3 Diagnostics nor Catapult Vector shows ads.

### Which is updated more often, MX3 Diagnostics or Catapult Vector?

MX3 Diagnostics ships an update monthly, and Catapult Vector fortnightly. Most recently, MX3 Diagnostics was updated on August 20, 2026 and Catapult Vector on September 24, 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.*