# CTRL Habits vs Derin

The clearest difference is in-app purchases: CTRL Habits at none against Derin's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Derin sells 3 in-app purchases, starting at $3.99 per 7 days. CTRL Habits asks for nothing beyond the download.

## The numbers

| Metric | CTRL Habits | Derin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 70 MB | 51 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CTRL Studio UG (haftungsbeschrankt)](https://appshunter.io/developer/1860698869) | [Skander Blaiti](https://appshunter.io/developer/1723821983) |

## What reviewers say

### CTRL Habits

[App page](https://appshunter.io/ios/app/ctrl-habits-social-tracker/id6756443356)

**In-app purchases:** none


### Derin

[App page](https://appshunter.io/ios/app/derin-deep-work-timer/id6805166820)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Derin Pro Weekly | $3.99 | per 7 days |
| Derin Pro Monthly | $7.99 | per month |
| Derin Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is CTRL Habits free?

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

### Is Derin free?

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

### Do CTRL Habits or Derin have ads?

Neither CTRL Habits nor Derin shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*