# Differential Evolution vs NREMT EMR

The clearest difference is in-app purchases: Differential Evolution at none against NREMT EMR's 4. Differential Evolution also leads on iOS requirement (11.0 vs 18). On price, ads and device support there is nothing between them.

Both are free to download. NREMT EMR sells 4 in-app purchases, starting at $15.99 per month. Differential Evolution asks for nothing beyond the download.

## The numbers

| Metric | Differential Evolution | NREMT EMR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 33 MB | 29 MB |
| Requires iOS | **11.0** | 18 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jakub Sosna](https://appshunter.io/developer/1610607884) | [Sunny Dasari](https://appshunter.io/developer/6798379765) |

## What reviewers say

### Differential Evolution

[App page](https://appshunter.io/ios/app/differential-evolution/id1662013881)

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

**In-app purchases:** none


### NREMT EMR

[App page](https://appshunter.io/ios/app/nremt-emr-exam-prep-2026/id6806400487)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $15.99 | per month |
| 3 Months | $34.99 | per 3 months |
| 6 Months | $59.99 | per 6 months |
| Annual | $99.99 | per year |


## Frequently asked questions

### Is Differential Evolution free?

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

### Is NREMT EMR free?

NREMT EMR is free to download, with in-app purchases available.

### Do Differential Evolution or NREMT EMR have ads?

Neither Differential Evolution nor NREMT EMR shows ads.

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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.*