# Concussion Ed vs Nature Exchange

The clearest difference is update cadence: Nature Exchange at every 3 weeks against Concussion Ed's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Concussion Ed ships an update every 7 months, Nature Exchange every 3 weeks. The most recent releases landed on October 2, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Concussion Ed | Nature Exchange |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 21 MB | 139 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Parachute](https://appshunter.io/developer/1116134014) | [Science North & Dynamic Earth](https://appshunter.io/developer/474786686) |

## What reviewers say

### Concussion Ed

[App page](https://appshunter.io/ios/app/concussion-ed/id1116134015)

This application provides tools to prevent, recognize, and manage concussions. It helps users track symptom duration and severity, integrating scientific research with accessible content for athletes, parents, educators, and coaches.

**Highlights:** Concussion prevention guidance, Symptom recognition tools, Concussion management support, Symptom tracking and severity monitoring, Scientifically-backed information, Accessible content for various users

**Features:** macOS Compatibility

**In-app purchases:** none


### Nature Exchange

[App page](https://appshunter.io/ios/app/nature-exchange/id6753319968)

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

**In-app purchases:** none


## Frequently asked questions

### Is Concussion Ed free?

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

### Is Nature Exchange free?

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

### Do Concussion Ed or Nature Exchange have ads?

Neither Concussion Ed nor Nature Exchange shows ads.

### Which is updated more often, Concussion Ed or Nature Exchange?

Concussion Ed ships an update every 7 months, and Nature Exchange every 3 weeks. Most recently, Concussion Ed was updated on October 2, 2026 and Nature Exchange on October 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.*