# MBOX Viewer vs Mailbox

The clearest difference is device support: MBOX Viewer at 3 against Mailbox's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. MBOX Viewer sells 3 in-app purchases, starting at $3.99 per 7 days and Mailbox sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 5 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | MBOX Viewer | Mailbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/mbox-viewer-email-file-reader/id6760871775/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Subscription | — |
| Size | 24 MB | 1 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [延平 陈](https://appshunter.io/developer/1833168926) | [Jhomar Maravillas](https://appshunter.io/developer/6783703541) |

## What reviewers say

### MBOX Viewer

[App page](https://appshunter.io/ios/app/mbox-viewer-email-file-reader/id6760871775)

Easily open, convert, and export MBOX email archives to various formats like PDF, EML, HTML, or TXT. This app offers fast performance for large files, batch conversion, and robust search capabilities. It prioritizes user privacy with 100% offline functionality and no account requirement.

**Highlights:** MBOX to PDF, EML, HTML, TXT conversion, Batch email export, Fast performance for large archives, Search and filter emails, View and extract attachments, Cross-device access with one subscription, 100% offline functionality

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium Yearly | $9.99 | per year |
| MBOX Viewer & Converter Premium | $19.99 | one-time |


### Mailbox

[App page](https://appshunter.io/ios/app/mailbox-mbox-viewer/id6792488577)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Unlimited | $4.99 | one-time |


## Frequently asked questions

### Is MBOX Viewer free?

MBOX Viewer is free to download, with in-app purchases available.

### Is Mailbox free?

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

### Do MBOX Viewer or Mailbox have ads?

Neither MBOX Viewer nor Mailbox shows ads.

### Which is updated more often, MBOX Viewer or Mailbox?

MBOX Viewer ships an update every 5 days, and Mailbox every 5 days. Most recently, MBOX Viewer was updated on October 24, 2026 and Mailbox on October 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.*