# Right PDF Reader vs PDF Vault

The clearest difference is review sentiment: Right PDF Reader at 92% against PDF Vault's 50%. Right PDF Reader also leads on in-app purchases (none vs 2) and iOS requirement (14.0 vs 18.1). PDF Vault's advantage is update cadence (fortnightly vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. PDF Vault sells 2 in-app purchases, starting at $4.99 per month. Right PDF Reader asks for nothing beyond the download.

Right PDF Reader ships an update every 11 months, PDF Vault fortnightly. The most recent releases landed on September 27, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Right PDF Reader | PDF Vault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/right-pdf-reader/id690338821/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **92.3% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 79 MB | 4 MB |
| Requires iOS | **14.0** | 18.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [ZEON Corp](https://appshunter.io/developer/528554283) | [Dmytro Skorokhod](https://appshunter.io/developer/994177751) |

## 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


### PDF Vault

[App page](https://appshunter.io/ios/app/pdf-vault-document-app/id1599303874)

This ultra-lightweight application offers a comprehensive suite of PDF tools, including text-to-speech functionality, digital signing, document scanning, organization, and instant translation. It's designed for efficiency and ease of use, saving device space while enhancing productivity for work, study, or personal tasks.

**Highlights:** Text-to-speech for PDFs, Digital document signing, Scan paper documents to PDF, Organize and manage PDF files, Instant document translation, Ultra-lightweight and fast

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mox PDF Tool Unlimited Monthly | $4.99 | per month |
| Mox PDF Tool Unlimited Annually | $19.99 | per year |


## Frequently asked questions

### Is Right PDF Reader free?

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

### Is PDF Vault free?

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

### Do Right PDF Reader or PDF Vault have ads?

Neither Right PDF Reader nor PDF Vault shows ads.

### Which is updated more often, Right PDF Reader or PDF Vault?

Right PDF Reader ships an update every 11 months, and PDF Vault fortnightly. Most recently, Right PDF Reader was updated on September 27, 2026 and PDF Vault on September 26, 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.*