# ClefMastery vs NeuroEndo Trials

The clearest difference is device support: ClefMastery at 4 against NeuroEndo Trials's 2. ClefMastery also leads on iOS requirement (13.0 vs 15.1). On price, ads and in-app purchases there is nothing between them.

Both are free to download. ClefMastery sells 1 one-off in-app purchase and NeuroEndo Trials sells 1 in-app purchase, starting at $7.99 per year. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ClefMastery | NeuroEndo Trials |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Size | 20 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Christopher Michaelis](https://appshunter.io/developer/902580084) | [Nader El Seblani](https://appshunter.io/developer/6776065092) |

## What reviewers say

### ClefMastery

[App page](https://appshunter.io/ios/app/clefmastery/id6759814155)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ClefMastery Lifetime Unlock | $9.99 | one-time |


### NeuroEndo Trials

[App page](https://appshunter.io/ios/app/neuroendo-trials/id6776065090)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NeuroEndo Pro | $7.99 | per year |


## Frequently asked questions

### Is ClefMastery free?

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

### Is NeuroEndo Trials free?

NeuroEndo Trials is free to download, with in-app purchases available.

### Do ClefMastery or NeuroEndo Trials have ads?

Neither ClefMastery nor NeuroEndo Trials 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.*