# Prevent vs Catapult Vector

The clearest difference is review sentiment: Prevent at 100% against Catapult Vector's 0%. Prevent also leads on rating (5.0 vs 3.5) and ratings volume (9 vs 2). Catapult Vector's advantage is update cadence (fortnightly vs monthly). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Prevent holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 9 and 2 respectively. Written reviews point the same way: 100% of Prevent's written reviews are positive against 0% of Catapult Vector's.

Prevent ships an update monthly, Catapult Vector fortnightly. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Prevent | Catapult Vector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/prevent/id1121375378/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/catapult-vector/id6447058436/reviews) |
| Number of ratings | **9** | 2 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | Free |
| Size | 46 MB | 157 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Prevent Biometrics, Inc](https://appshunter.io/developer/1121375377) | [Catapult Sports Pty Ltd](https://appshunter.io/developer/398092981) |

## What reviewers say

### Prevent

[App page](https://appshunter.io/ios/app/prevent/id1121375378)

This app pairs with a special mouthguard to monitor head impacts in real-time. It provides detailed data on acceleration, direction, and load for each impact, helping teams and parents assess player safety and identify athletes needing evaluation.

**Highlights:** Real-time head impact data, Linear and rotational acceleration tracking, Impact direction and location analysis, Impact Load measurement, Player and team data views, Live alerts for high-magnitude impacts

**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 Prevent free?

Prevent 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, Prevent or Catapult Vector?

Prevent is rated higher. Prevent averages 5.0 out of 5 from 9 ratings, while Catapult Vector averages 3.5 from 2 ratings.

### Do Prevent or Catapult Vector have ads?

Neither Prevent nor Catapult Vector shows ads.

### Which is updated more often, Prevent or Catapult Vector?

Prevent ships an update monthly, and Catapult Vector fortnightly. Most recently, Prevent was updated on October 2, 2026 and Catapult Vector on October 10, 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.*