# Grimorio vs Mannin Nibble

The clearest difference is in-app purchases: Mannin Nibble at none against Grimorio's 2. Grimorio's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Grimorio sells 2 in-app purchases, starting at $2.99 per month. Mannin Nibble asks for nothing beyond the download.

Grimorio ships an update every 4 days, Mannin Nibble weekly. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Grimorio | Mannin Nibble |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Size | 173 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Blank Tech](https://appshunter.io/developer/1889611867) | [Karl Hadman](https://appshunter.io/developer/1895869536) |

## What reviewers say

### Grimorio

[App page](https://appshunter.io/ios/app/grimorio/id6761935740)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grimorio Pro Monthly | $2.99 | per month |
| Grimorio Pro Annual | $24.99 | per year |


### Mannin Nibble

[App page](https://appshunter.io/ios/app/mannin-nibble/id6771112344)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grimorio free?

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

### Is Mannin Nibble free?

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

### Do Grimorio or Mannin Nibble have ads?

Both Grimorio and Mannin Nibble show ads.

### Which is updated more often, Grimorio or Mannin Nibble?

Grimorio ships an update every 4 days, and Mannin Nibble weekly. Most recently, Grimorio was updated on October 7, 2026 and Mannin Nibble on October 10, 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.*