# ToDoRank vs Hollow Zero

The clearest difference is in-app purchases: ToDoRank at none against Hollow Zero's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Hollow Zero sells 2 in-app purchases, starting at $12.99 per month. ToDoRank asks for nothing beyond the download.

## The numbers

| Metric | ToDoRank | Hollow Zero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 29 MB | 22 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OXCORP Limited](https://appshunter.io/developer/1722899147) | [Geronti Liparteliani](https://appshunter.io/developer/1886274741) |

## What reviewers say

### ToDoRank

[App page](https://appshunter.io/ios/app/todorank/id6746975195)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hollow Zero

[App page](https://appshunter.io/ios/app/hollow-zero/id6761696293)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hollow Premium Monthly | $12.99 | per month |
| Hollow Premium Yearly | $99.99 | per year |


## Frequently asked questions

### Is ToDoRank free?

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

### Is Hollow Zero free?

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

### Do ToDoRank or Hollow Zero have ads?

Neither ToDoRank nor Hollow Zero 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.*