# Cerebro Keyboard vs EasyPDF

The clearest difference is in-app purchases: Cerebro Keyboard at none against EasyPDF's 3. EasyPDF's advantage is update cadence (every 2 months vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. EasyPDF sells 3 in-app purchases, starting at $1.99 per month. Cerebro Keyboard asks for nothing beyond the download.

Cerebro Keyboard ships an update every 6 months, EasyPDF every 2 months. The most recent releases landed on September 17, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Cerebro Keyboard | EasyPDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 4 MB | 4 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Allonsy GmbH](https://appshunter.io/developer/1876356976) | [Avi Shany](https://appshunter.io/developer/1768441278) |

## What reviewers say

### Cerebro Keyboard

[App page](https://appshunter.io/ios/app/cerebro-keyboard/id6759010457)

**Features:** macOS Compatibility

**In-app purchases:** none


### EasyPDF

[App page](https://appshunter.io/ios/app/easypdf-documents-manager/id6759500235)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EasyPDF Pro Monthly | $1.99 | per month |
| EasyPDF Pro Yearly | $15.99 | per year |
| EasyPDF Pro Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is Cerebro Keyboard free?

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

### Is EasyPDF free?

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

### Do Cerebro Keyboard or EasyPDF have ads?

Neither Cerebro Keyboard nor EasyPDF shows ads.

### Which is updated more often, Cerebro Keyboard or EasyPDF?

Cerebro Keyboard ships an update every 6 months, and EasyPDF every 2 months. Most recently, Cerebro Keyboard was updated on September 17, 2026 and EasyPDF on September 22, 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.*