# PDF Noted vs Researchist

The clearest difference is iOS requirement: PDF Noted at 17.6 against Researchist's 27.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PDF Noted sells 1 one-off in-app purchase and Researchist sells 1 in-app purchase, starting at $39.99 per year. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | PDF Noted | Researchist |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 2 MB | 113 MB |
| Requires iOS | **17.6** | 27.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [ReferencesOnTap](https://appshunter.io/developer/301316543) | [Essayist Software Inc.](https://appshunter.io/developer/1537845386) |

## What reviewers say

### PDF Noted

[App page](https://appshunter.io/ios/app/pdf-noted/id6744330375)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $7.99 | one-time |


### Researchist

[App page](https://appshunter.io/ios/app/researchist-pdf-reader/id6749282472)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Researchist Pro (Yearly) | $39.99 | per year |


## Frequently asked questions

### Is PDF Noted free?

PDF Noted is free to download, with in-app purchases available.

### Is Researchist free?

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

### Do PDF Noted or Researchist have ads?

Neither PDF Noted nor Researchist 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.*