# Noctua vs Star Document Reader

The clearest difference is update cadence: Star Document Reader at daily against Noctua's every 5 days. Star Document Reader also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.6). On price, ads 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.

Noctua ships an update every 5 days, Star Document Reader daily. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Noctua | Star Document Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Daily** |
| Size | 37 MB | 41 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Leonardo Melegari](https://appshunter.io/developer/1859398420) | [Markus Stadi](https://appshunter.io/developer/1888545692) |

## What reviewers say

### Noctua

[App page](https://appshunter.io/ios/app/noctua-personal-library/id6758920123)

**Features:** macOS Compatibility

**In-app purchases:** none


### Star Document Reader

[App page](https://appshunter.io/ios/app/star-document-reader/id6768236698)

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

**In-app purchases:** none


## Frequently asked questions

### Is Noctua free?

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

### Is Star Document Reader free?

Star Document Reader is free to download, with no in-app purchases.

### Do Noctua or Star Document Reader have ads?

Neither Noctua nor Star Document Reader shows ads.

### Which is updated more often, Noctua or Star Document Reader?

Noctua ships an update every 5 days, and Star Document Reader daily. Most recently, Noctua was updated on October 7, 2026 and Star Document Reader on October 15, 2026.

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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.*