# PDF Reader vs Greenbox Safe

The clearest difference is in-app purchases: PDF Reader at none against Greenbox Safe's 3. Greenbox Safe's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On price and device support there is nothing between them.

Both are free to download. Greenbox Safe sells 3 in-app purchases, starting at $4.99 per month. PDF Reader asks for nothing beyond the download.

PDF Reader ships an update every 5 months, Greenbox Safe every 3 weeks. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PDF Reader | Greenbox Safe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-reader-edit-and-sign-pdf/id1602912131/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 5 MB | 45 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rahul Alagiya](https://appshunter.io/developer/1572484207) | [Discus IT](https://appshunter.io/developer/543285708) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-edit-and-sign-pdf/id1602912131)

Easily read, annotate, fill, and sign PDF documents on your iPhone or iPad. This all-in-one tool allows for convenient document management, sharing, and printing.

**Highlights:** Read and view PDF files, Annotate and mark up PDFs, Fill out PDF forms, Sign PDF documents, Organize and manage PDF files, Share and print PDFs

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

**In-app purchases:** none


### Greenbox Safe

[App page](https://appshunter.io/ios/app/greenbox-safe/id6755424031)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Greenbox Premium (Monthly) | $4.99 | per month |
| Greenbox Premium (Yearly) | $49.99 | per year |
| Greenbox Lifetime | $199.99 | one-time |


## Frequently asked questions

### Is PDF Reader free?

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

### Is Greenbox Safe free?

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

### Do PDF Reader or Greenbox Safe have ads?

PDF Reader shows ads; Greenbox Safe does not.

### Which is updated more often, PDF Reader or Greenbox Safe?

PDF Reader ships an update every 5 months, and Greenbox Safe every 3 weeks. Most recently, PDF Reader was updated on November 3, 2026 and Greenbox Safe on October 28, 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.*