# Know Time vs PenPaper

The clearest difference is price: Know Time at $0.99 against PenPaper's $4.99. Know Time also leads on iOS requirement (13.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

Know Time costs $0.99 and PenPaper $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Know Time | PenPaper |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Size | 30 MB | 31 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [剑波 王](https://appshunter.io/developer/1595524797) | [Murat Yasin YAZDIRAN](https://appshunter.io/developer/1835040365) |

## What reviewers say

### Know Time

[App page](https://appshunter.io/ios/app/know-time/id6748224936)

**Features:** macOS Compatibility

**In-app purchases:** none


### PenPaper

[App page](https://appshunter.io/ios/app/penpaper/id6753998803)

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

**In-app purchases:** none


## Frequently asked questions

### Is Know Time free?

Know Time costs $0.99, with no in-app purchases.

### Is PenPaper free?

PenPaper costs $4.99, with no in-app purchases.

### Do Know Time or PenPaper have ads?

Neither Know Time nor PenPaper 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.*