# Mail Docs vs Open MSG to PDF · Email Viewer

The clearest difference is ads: Mail Docs at none against Open MSG to PDF · Email Viewer's shown. Open MSG to PDF · Email Viewer's advantage is update cadence (every 8 days vs every 2 months) and device support (4 vs 2). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Mail Docs sells 2 in-app purchases, starting at $2.99 per month and Open MSG to PDF · Email Viewer sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Mail Docs ships an update every 2 months, Open MSG to PDF · Email Viewer every 8 days. The most recent releases landed on October 6, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Mail Docs | Open MSG to PDF · Email Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mail-docs/id6473467678/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Freemium | — |
| Size | 12 MB | 45 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Tech Positive](https://appshunter.io/developer/580207852) | [OMER FARUK KIZILTUG](https://appshunter.io/developer/1870337585) |

## What reviewers say

### Mail Docs

[App page](https://appshunter.io/ios/app/mail-docs/id6473467678)

Effortlessly send documents from your device or cloud storage via email with a single tap. Streamline your workflow by quickly emailing files to yourself or others without needing to open separate mail or file management apps.

**Highlights:** Single-tap document emailing, Cloud storage integration (iCloud, Dropbox), Share extension for sending from any app, Support for multiple email addresses, Option to send as compressed zip file, Clean and streamlined interface

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $2.99 | per month |
| All Access | $29.99 | per year |


### Open MSG to PDF · Email Viewer

[App page](https://appshunter.io/ios/app/open-msg-to-pdf-email-viewer/id6760991112)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $5.99 | per 7 days |
| Yearly Premium | $49.99 | per year |
| Lifetime Access | $149.99 | one-time |


## Frequently asked questions

### Is Mail Docs free?

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

### Is Open MSG to PDF · Email Viewer free?

Open MSG to PDF · Email Viewer is free to download, with in-app purchases available.

### Do Mail Docs or Open MSG to PDF · Email Viewer have ads?

Open MSG to PDF · Email Viewer shows ads; Mail Docs does not.

### Which is updated more often, Mail Docs or Open MSG to PDF · Email Viewer?

Mail Docs ships an update every 2 months, and Open MSG to PDF · Email Viewer every 8 days. Most recently, Mail Docs was updated on October 6, 2026 and Open MSG to PDF · Email Viewer on September 24, 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.*