MBOX Viewer vs MSG Reader · Converter, Opener
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MBOX Viewer
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.
- 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
Read full descriptionHide full description
The easiest way to convert, open, and export MBOX archives on iPhone, iPad, and Mac. ONE SUBSCRIPTION. ALL YOUR DEVICES. Access all premium features across your Apple devices with a single subscription. No ads, no hidden fees—just full support for iPhone, iPad, and Mac. CONVERT & ACCESS YOUR EMAIL ARCHIVES Easily convert MBOX files to PDF, EML, HTML, or TXT for sharing, backup, or documentation. Open and browse your email archives with a fast, reliable viewer designed for large files. Whether it’s a Gmail Takeout, Thunderbird backup, or legacy archive, your emails are ready in seconds. CORE FEATURES • MBOX Conversion: Export emails to PDF, EML, HTML, or TXT • Batch Export: Convert multiple emails quickly and efficiently • Fast Performance: Handles large, multi-gigabyte archives smoothly • Search & Filter: Find emails by sender, subject, date, or keyword • Attachment Support: View and extract attachments easily • Cross-Device Access: One subscription for iPhone, iPad, and Mac PRIVACY FIRST Your data stays on your device—always. • 100% Offline: No uploads, no cloud processing • No Account Required: Start instantly • Zero Tracking: Your data is never collected PERFECT FOR • Gmail Takeout and email backups • Converting emails for sharing or records • Legal, compliance, or offline review • Accessing old email archives Compatibility: Supports standard MBOX (mboxrd) formats Need help or have feedback? Contact us at admin@yenpi.com Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
MSG Reader · Converter, Opener
Read full descriptionHide full description
MSG Viewer Reader | MSG to PDF, EML is the easiest way to open, read, and convert email files on your iPhone, iPad, and Mac. Got a .msg, .eml, or .emlx file you can't open? MSG Viewer shows it exactly as it was sent — sender, recipients, date, formatted body, and every attachment. KEY FEATURES • Open .msg, .eml, and .emlx email files from Files, Mail, Safari, AirDrop, and any other app • See each message exactly as sent — formatted or plain text • View, preview, and save every attachment • Open embedded and nested messages • Search by subject or sender, sort, and group into conversations • Add calendar invites (.ics) and contacts (.vcf) to your device • Works fully offline — nothing is ever uploaded INSPECT EVERY DETAIL • Full message headers and hop-by-hop delivery routing • SPF, DKIM, and DMARC authentication results • Message-ID and complete metadata • Built for IT, support, analysts, and anyone who needs the facts CONVERT & EXPORT • Turn messages into PDF, HTML, text, EML, or MBOX. MSG to PDF. • Combine many messages into one file • Include attachments and add page numbers • Share anywhere with the system share sheet PRIVATE BY DESIGN Your messages never leave your device. No account, no sign-in, no tracking. Everything happens on-device, even offline. MSG Viewer turns a file you couldn't open into something you can read, search, verify, and convert in seconds.
Screenshots
Verdict
The clearest difference is iOS requirement: MSG Reader · Converter, Opener at 15.0 against MBOX Viewer's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. MBOX Viewer sells 3 in-app purchases, starting at $3.99 per 7 days and MSG Reader · Converter, Opener sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.
| Parameter | MBOX Viewer | MSG Reader · Converter, Opener |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (11 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 11 — better | — |
| Update frequency | Every 5 days | Every 5 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | — |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | 延平 陈 | Rush Tools LLC |
In-app purchases
MBOX Viewer
- Premium Weekly$3.997 Days
- Premium Yearly$9.991 Year
- MBOX Viewer & Converter Premium$19.99
MSG Reader · Converter, Opener
- MSG Viewer Pro - Weekly3 Days trial$4.997 Days
- MSG Viewer Pro — Yearly$29.991 Year
Questions
Is MBOX Viewer free?
Is MSG Reader · Converter, Opener free?
Do MBOX Viewer or MSG Reader · Converter, Opener have ads?
Which is updated more often, MBOX Viewer or MSG Reader · Converter, Opener?
Other comparisons















