# Lucid Note vs PDF Viewer

Lucid Note and PDF Viewer are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Lucid Note | PDF Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 7 MB | 45 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Satoshi Takezawa](https://appshunter.io/developer/1677095481) | [Mohamed Nagy](https://appshunter.io/developer/1582361271) |

## What reviewers say

### Lucid Note

[App page](https://appshunter.io/ios/app/lucid-note/id6804167399)

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

**In-app purchases:** none


### PDF Viewer

[App page](https://appshunter.io/ios/app/pdf-viewer-reader-and-markup/id6806775683)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lucid Note free?

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

### Is PDF Viewer free?

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

### Do Lucid Note or PDF Viewer have ads?

Neither Lucid Note nor PDF Viewer 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.*