# Right PDF Reader vs Notator | Annotate Documents

The clearest difference is rating: Right PDF Reader at 4.6 against Notator | Annotate Documents's 2.0. Right PDF Reader also leads on in-app purchases (none vs 2) and ratings volume (5 vs 1). Notator | Annotate Documents's advantage is update cadence (every 2 months vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. Notator | Annotate Documents sells 2 in-app purchases, starting at $1.99 per month. Right PDF Reader asks for nothing beyond the download.

Right PDF Reader holds the better App Store score, 4.6 against 2.0. That said, the two scores are not equally well evidenced: Right PDF Reader has 5 ratings behind it against 1, so its average is the more settled of the two.

Right PDF Reader ships an update every 11 months, Notator | Annotate Documents every 2 months. The most recent releases landed on September 27, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Right PDF Reader | Notator | Annotate Documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/right-pdf-reader/id690338821/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/notator-annotate-documents/id6447326736/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | **Free** | Freemium |
| Size | 79 MB | 30 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ZEON Corp](https://appshunter.io/developer/528554283) | [CIMTOPS SG LAB Pte. Ltd.](https://appshunter.io/developer/1657070999) |

## What reviewers say

### Right PDF Reader

[App page](https://appshunter.io/ios/app/right-pdf-reader/id690338821)

This application provides robust PDF viewing, annotation, and management tools. It allows users to organize, share, and sign documents with a user-friendly interface and advanced features.

**Highlights:** Fast PDF viewing, Annotation tools (highlight, draw, text), Document organization with folders, Cloud storage integration (Dropbox, WebDAV), Handwritten signature creation, Form filling, Password protection

**Features:** macOS Compatibility

**In-app purchases:** none


### Notator | Annotate Documents

[App page](https://appshunter.io/ios/app/notator-annotate-documents/id6447326736)

This app allows for detailed annotation of PDFs and images with various tools, including support for Apple Pencil. It offers flexible import options, high-quality rendering for large files, and intuitive page management. Upgrade to Pro for advanced export and editing capabilities.

**Highlights:** PDF and image annotation, Apple Pencil support, Flexible PDF import, High-quality PDF support, Zoom up to 1000%, Intuitive page management, Cloud storage integration

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Notator Pro Monthly | $1.99 | per month |
| Notator Pro Yearly | $8.99 | per year |


## Frequently asked questions

### Is Right PDF Reader free?

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

### Is Notator | Annotate Documents free?

Notator | Annotate Documents is free to download, with in-app purchases available.

### Which has better reviews, Right PDF Reader or Notator | Annotate Documents?

Right PDF Reader is rated higher. Right PDF Reader averages 4.6 out of 5 from 5 ratings, while Notator | Annotate Documents averages 2.0 from 1 ratings.

### Do Right PDF Reader or Notator | Annotate Documents have ads?

Neither Right PDF Reader nor Notator | Annotate Documents shows ads.

### Which is updated more often, Right PDF Reader or Notator | Annotate Documents?

Right PDF Reader ships an update every 11 months, and Notator | Annotate Documents every 2 months. Most recently, Right PDF Reader was updated on September 27, 2026 and Notator | Annotate Documents on October 6, 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.*