# Paperzero vs Nextflow

The clearest difference is iOS requirement: Nextflow at 13.0 against Paperzero's 15.1. On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Paperzero | Nextflow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Update frequency | Every 4 months | — |
| Size | 38 MB | 13 MB |
| Requires iOS | 15.1 | **13.0** |
| Age rating | 4+ | 4+ |
| Developer | [Eczacıbaşı Bilişim](https://appshunter.io/developer/913717200) | [Eczacıbaşı Bilişim](https://appshunter.io/developer/913717200) |

## What reviewers say

### Paperzero

[App page](https://appshunter.io/ios/app/paperzero/id1619073875)

**In-app purchases:** none


### Nextflow

[App page](https://appshunter.io/ios/app/nextflow/id6474742753)

**In-app purchases:** none


## Frequently asked questions

### Is Paperzero free?

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

### Is Nextflow free?

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

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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.*