# King vs Athletic Trainer System (ATS)

The clearest difference is rating: King at 5.0 against Athletic Trainer System (ATS)'s 2.5. King also leads on iOS requirement (9.0 vs 13.0). Athletic Trainer System (ATS)'s advantage is device support (3 vs 1) and ratings volume (6 vs 2). On price, update cadence, 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.

King holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 6 respectively.

King ships an update every 2 months, Athletic Trainer System (ATS) every 4 weeks. The most recent releases landed on September 15, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | King | Athletic Trainer System (ATS) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/king-devick-test/id1033607954/reviews)** | [2.5 (6 ratings)](https://appshunter.io/ios/app/athletic-trainer-system-ats/id6469543312/reviews) |
| Number of ratings | 2 | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 243 MB | 23 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [King-Devick Test, LLC](https://appshunter.io/developer/424793545) | [Keffer Development Services, LLC](https://appshunter.io/developer/1712169549) |

## What reviewers say

### King

[App page](https://appshunter.io/ios/app/king-devick-test/id1033607954)

This app provides a quick and objective sideline concussion screening test for athletes. It helps identify potential concussions by assessing eye movements, attention, and concentration through a simple number-reading exercise. Requires an existing King-Devick Online account.

**Highlights:** Objective sideline concussion screening, Assess eye movements and attention, Administer baseline and post-injury tests, Works offline, Suitable for ages 5+

**Features:** macOS Compatibility

**In-app purchases:** none


### Athletic Trainer System (ATS)

[App page](https://appshunter.io/ios/app/athletic-trainer-system-ats/id6469543312)

This application offers real-time data for athletes and their injuries. It is designed for health and fitness professionals to manage athlete information and track progress.

**Highlights:** Real-time athlete data, Injury tracking, Athlete management, Progress monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is King free?

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

### Is Athletic Trainer System (ATS) free?

Athletic Trainer System (ATS) is free to download, with no in-app purchases.

### Which has better reviews, King or Athletic Trainer System (ATS)?

King is rated higher. King averages 5.0 out of 5 from 2 ratings, while Athletic Trainer System (ATS) averages 2.5 from 6 ratings.

### Do King or Athletic Trainer System (ATS) have ads?

Neither King nor Athletic Trainer System (ATS) shows ads.

### Which is updated more often, King or Athletic Trainer System (ATS)?

King ships an update every 2 months, and Athletic Trainer System (ATS) every 4 weeks. Most recently, King was updated on September 15, 2026 and Athletic Trainer System (ATS) 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.*