# NovaFlow Note vs Proviewer

The clearest difference is in-app purchases: Proviewer at none against NovaFlow Note's 4. NovaFlow Note's advantage is device support (4 vs 2) and iOS requirement (13.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. NovaFlow Note sells 4 in-app purchases, starting at $0.99 per month. Proviewer asks for nothing beyond the download.

## The numbers

| Metric | NovaFlow Note | Proviewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 13 months | — |
| Size | 136 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [海瑞 束](https://appshunter.io/developer/1618207642) | [霆 沈](https://appshunter.io/developer/1895320989) |

## What reviewers say

### NovaFlow Note

[App page](https://appshunter.io/ios/app/novaflow-note/id6478515570)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $0.99 | per month |
| 连续包季 | $2.99 | per 3 months |
| 连续包年 | $9.99 | per year |
| 专业版 | $12.99 | one-time |


### Proviewer

[App page](https://appshunter.io/ios/app/proviewer/id6770197693)

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

**In-app purchases:** none


## Frequently asked questions

### Is NovaFlow Note free?

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

### Is Proviewer free?

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

### Do NovaFlow Note or Proviewer have ads?

Neither NovaFlow Note nor Proviewer 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.*