# Liminal Clock vs Paper AI

The clearest difference is iOS requirement: Paper AI at 13.0 against Liminal Clock's 17.5. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Liminal Clock sells 1 in-app purchase, starting at $19.99 per year and Paper AI sells 1 in-app purchase, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Liminal Clock | Paper AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 195 MB | 33 MB |
| Requires iOS | 17.5 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Braviata LLC](https://appshunter.io/developer/1851884696) | [Lvya](https://appshunter.io/developer/1760152606) |

## What reviewers say

### Liminal Clock

[App page](https://appshunter.io/ios/app/liminal-clock/id6755091701)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Liminal Clock Premium - Yearly | $19.99 | per year |


### Paper AI

[App page](https://appshunter.io/ios/app/paper-ai-planner-and-templates/id6757413607)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Paper Generator (Weekly) | $0.99 | per 7 days |


## Frequently asked questions

### Is Liminal Clock free?

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

### Is Paper AI free?

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

### Do Liminal Clock or Paper AI have ads?

Neither Liminal Clock nor Paper AI 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.*