# MailPeek vs MBOX Viewer & Reader · Convert

The clearest difference is price: MBOX Viewer & Reader · Convert at Free against MailPeek's $3.99. MBOX Viewer & Reader · Convert also leads on update cadence (every 4 days vs every 3 months) and iOS requirement (16.0 vs 18.4). MailPeek's advantage is in-app purchases (none vs 9). On ads and device support there is nothing between them.

MBOX Viewer & Reader · Convert is free to download; MailPeek costs $3.99 up front. MBOX Viewer & Reader · Convert sells 9 in-app purchases, starting at $6.99 per 7 days. MailPeek asks for nothing beyond the download.

MailPeek ships an update every 3 months, MBOX Viewer & Reader · Convert every 4 days. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | MailPeek | MBOX Viewer & Reader · Convert |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mbox-viewer-and-reader-convert/id6777394850/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 15 MB |
| Requires iOS | 18.4 | **16.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Sneed IT GmbH](https://appshunter.io/developer/1123369428) | [RUSH TOOLS LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### MailPeek

[App page](https://appshunter.io/ios/app/mailpeek-msg-and-eml-viewer/id6760124273)

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


### MBOX Viewer & Reader · Convert

[App page](https://appshunter.io/ios/app/mbox-viewer-and-reader-convert/id6777394850)

Quickly open, read, and search large MBOX email archives on your Apple devices. Convert emails to PDF, CSV, or JSON, and extract contacts. All processing happens offline for maximum privacy.

**Highlights:** Open MBOX and MBX archives, Read emails with full formatting, Full text search, Export attachments, Convert to PDF, CSV, JSON, Extract contacts to vCard, Offline processing

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $6.99 | per 7 days |
| Pro Weekly | $9.99 | per 7 days |
| Pro Annual | $19.99 | per year |
| Pro Annual | $29.99 | per year |
| Pro Annual | $39.99 | per year |
| Pro Annual | $44.99 | per year |
| Pro Annual | $49.99 | per year |
| Pro Annual | $79.99 | per year |
| Lifetime Access | $110.99 | one-time |


## Frequently asked questions

### Is MailPeek free?

MailPeek costs $3.99, with no in-app purchases.

### Is MBOX Viewer & Reader · Convert free?

MBOX Viewer & Reader · Convert is free to download, with in-app purchases available.

### Do MailPeek or MBOX Viewer & Reader · Convert have ads?

Neither MailPeek nor MBOX Viewer & Reader · Convert shows ads.

### Which is updated more often, MailPeek or MBOX Viewer & Reader · Convert?

MailPeek ships an update every 3 months, and MBOX Viewer & Reader · Convert every 4 days. Most recently, MailPeek was updated on November 9, 2026 and MBOX Viewer & Reader · Convert on November 10, 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.*