# Void vs Retn

The clearest difference is price: Retn at Free against Void's $9.99. Retn also leads on update cadence (weekly vs monthly) and iOS requirement (15.6 vs 17.6). Void's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

Retn is free to download; Void costs $9.99 up front. Retn sells 1 one-off in-app purchase. Void asks for nothing beyond the download.

Void ships an update monthly, Retn weekly. Both last shipped on October 22, 2026.

## The numbers

| Metric | Void | Retn |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 1 MB | 25 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [hsla0001](https://appshunter.io/developer/1778537322) | [Neointro](https://appshunter.io/developer/543832840) |

## What reviewers say

### Void

[App page](https://appshunter.io/ios/app/void-infinite-notepad/id6738432193)

**Features:** macOS Compatibility

**In-app purchases:** none


### Retn

[App page](https://appshunter.io/ios/app/retn-imprint-one-focus/id6756639719)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Retn Premium | $1.99 | one-time |


## Frequently asked questions

### Is Void free?

Void costs $9.99, with no in-app purchases.

### Is Retn free?

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

### Do Void or Retn have ads?

Neither Void nor Retn shows ads.

### Which is updated more often, Void or Retn?

Void ships an update monthly, and Retn weekly. Most recently, Void was updated on October 22, 2026 and Retn on October 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.*