# Error vs Daypen

The clearest difference is in-app purchases: Error at none against Daypen's 3. Daypen's advantage is device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Daypen sells 3 in-app purchases, starting at $4.99 per month. Error asks for nothing beyond the download.

## The numbers

| Metric | Error | Daypen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 41 MB | 70 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jacob Olssøn](https://appshunter.io/developer/6791055728) | [Ali Can](https://appshunter.io/developer/6789727434) |

## What reviewers say

### Error

[App page](https://appshunter.io/ios/app/error-log-your-mistakes/id6791055726)

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

**In-app purchases:** none


### Daypen

[App page](https://appshunter.io/ios/app/daypen-ai-notes-and-planner/id6809175941)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Daypen Pro | $4.99 | per month |
| Daypen Pro Year | $29.99 | per year |
| Daypen Pro Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Error free?

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

### Is Daypen free?

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

### Do Error or Daypen have ads?

Neither Error nor Daypen 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.*