Comparison

Msg Viewer Pro vs msg Lense

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Msg Viewer Pro

Easily view and manage Microsoft Outlook .msg, .oft, and .eml files, along with winmail.dat and .mht formats. Access messages, notes, contacts, and attachments with a simple, fast interface. Share, print, or preview files directly from your device.

Highlights
  • Open MSG, OFT, EML, Winmail.dat, MHT files
  • View messages, notes, contacts, attachments
  • Preview and share attachments
  • Add files via iTunes File Sharing
  • Share or open documents with other apps
  • Print documents
  • Dark mode support
Features
Currently charting
Read full description

Msg Viewer Pro: the best, easiest, fastest, and reliable way to view Microsoft Outlook *.msg, *.oft, winmail.dat(Microsoft TNEF), *.mht and *.eml files. No subscription, just one-time purchase for iPhone, iPad, and Mac. KEY FEATURES: ◆Easy to use, open msg, winmail, mht and eml files. ◆Quick look msg, winmail, mht and eml files. ◆Add files through iTunes File Sharing. ◆View messages, notes, contacts, and attachments. ◆Share or open document with other App. ◆Preview attachments, Share attachments. ◆Print document. ◆Dark mode supported. SUPPORT: Please feel free to contact us if you have any questions about using our products at any time. Email: support@firmshell.com

About

msg Lense

This application allows users to easily view and manage Microsoft Outlook .msg files directly on their iPhone or iPad. It supports viewing attachments, embedded files, and even opening files from cloud storage. Users can also reply to and forward emails contained within these files.

Highlights
  • View .msg message content
  • Access message attachments
  • View embedded .msg files
  • Open files from cloud storage
  • Reply and forward emails
  • Access recent files
Features
Read full description

Open and read MSG and EML email files right on your iPhone and iPad. Got an email file you can't open? msg Lense renders the full message — sender, recipients, subject, rich HTML body, inline images, and every attachment — exactly as it was sent. Tap a file in Mail, Files, or any app and read it in seconds. WHY MSG LENSE • Opens .msg and .eml (standard email) files natively • Keeps rich HTML formatting, inline images, and the full recipient list intact • Preview, open, and save every attachment — PDFs, images, documents, and more • Quick Look and Share sheet support: open a message straight from Files, Mail, or anywhere • Print a clean copy or export a message for your records • Reply or forward by handing the message off to Apple Mail, Gmail, Outlook, or Spark • Built-in search across every message you've imported • Designed for both iPhone and iPad PRIVATE BY DESIGN msg Lense does all of its work on your device. No accounts, no servers, no analytics, no tracking — your email never leaves your device. Subscriptions are handled securely by Apple. HOW IT WORKS 1. Receive a .msg or .eml file by email, AirDrop, or in your Files app 2. Tap it, or use Quick Look and the Share sheet 3. Read the full message, save attachments, print, or forward it PERFECT FOR • Business and legal email saved as .msg files • Forwarded message files that won't open on iOS • Archived emails exported from Apple Mail, Gmail, Thunderbird, and more • Anyone who receives email files they can't read on their phone MSG LENSE PLUS An active msg Lense Plus subscription is required to open and read messages. One subscription unlocks everything: • Unlimited message viewing • Open and save attachments • Printing • Reply and forward • Quick Look and Share extensions Choose a monthly or yearly auto-renewing plan. Payment is charged to your Apple Account at confirmation of purchase. Your subscription automatically renews unless it is cancelled at least 24 hours before the end of the current period; your account is charged for renewal within 24 hours prior to the end of the current period. Manage or cancel anytime in Settings → [your name] → Subscriptions. Privacy Policy: https://msglense.credeo.io/privacy.html Terms of Use: https://msglense.credeo.io/terms.html Questions or feedback? Email support@credeo.io

Screenshots

Msg Viewer Pro4 screens
msg Lense4 screens

Verdict

The call

The clearest difference is price: msg Lense at Free against Msg Viewer Pro's $4.99. msg Lense also leads on ratings volume (55 vs 4). Msg Viewer Pro's advantage is in-app purchases (none vs 2) and rating (4.0 vs 3.6). On ads 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

CostPrice · In-app purchases · Ads · Monetization

msg Lense is free to download; Msg Viewer Pro costs $4.99 up front. msg Lense sells 2 in-app purchases, starting at $1.99 per month. Msg Viewer Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Msg Viewer Pro holds the better App Store score, 4.0 against 3.6. That said, the two scores are not equally well evidenced: msg Lense has 55 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 69% of Msg Viewer Pro's written reviews are positive against 44% of msg Lense's.

UpkeepUpdate frequency

Msg Viewer Pro ships an update every 2 months, msg Lense every 6 months. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

Scorecard10 real differences · 1 level
Msg Viewer Pro versus msg Lense: the parameters behind the verdict, then further details
ParameterMsg Viewer Promsg Lense
Price$4.99Free — better
Rating4.0 (4 ratings) — better3.6 (55 ratings)
Positive reviews69.0% of reviews — better44.4% of reviews
Number of ratings455 — better
Update frequencyEvery 2 months — betterEvery 6 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree — better
Best chart rank#65 — better—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS12.0 — better26.0
Further details — not scored
Size8 MB13 MB
Age rating4+4+
Developer群群 刘credeo GmbH

Customer experience

Msg Viewer Pro

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews142 reviews
Positive69.0%
Neutral4.2%
Negative26.8%

msg Lense

All ratings55 ratings
Positive63.6%
Neutral3.6%
Negative32.7%
Written reviews45 reviews
Positive44.4%
Neutral4.4%
Negative51.1%

Bugs and requests

Msg Viewer Pro

Reported bugs

11 issues
  • App crashes repeatedly when opening certain messages
  • Crashes when closing emails within the app
  • M1/M1 Pro/Max compatibility issues
  • Memory management problems with large files
  • Search crashes on large archives
Show 6 more
  • Unexpected quit on macOS 15.5
  • Attachment display mangled or corrupted
  • Nested .eml attachments become corrupt
  • Inconsistent file format support
  • App closes unexpectedly even after normal shutdown
  • Fails to open files from cloud services (Dropbox)

Requested features

9 requests
  • Dark mode and light mode options
  • Drag and drop functionality
  • More powerful search commands
  • Integration with third-party search tools (HoudahSpot)
  • Direct export from .oft to .emltpl format
Show 4 more
  • Better inline image handling
  • Modern toolbar icon design
  • Settings to control image embedding behavior
  • Support for additional document formats

msg Lense

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Msg Viewer Pro

No in-app purchases

2 purchases

msg Lense

Subscriptions2
  • msg Lense Plus Monthly$1.991 Month
  • msg Lense Plus Yearly$14.991 Year

Questions

Is Msg Viewer Pro free?
Msg Viewer Pro costs $4.99, with no in-app purchases.
Is msg Lense free?
msg Lense is free to download, with in-app purchases available.
Which has better reviews, Msg Viewer Pro or msg Lense?
Msg Viewer Pro is rated higher. Msg Viewer Pro averages 4.0 out of 5 from 4 ratings, while msg Lense averages 3.6 from 55 ratings.
Do Msg Viewer Pro or msg Lense have ads?
Neither Msg Viewer Pro nor msg Lense shows ads.
Which is updated more often, Msg Viewer Pro or msg Lense?
Msg Viewer Pro ships an update every 2 months, and msg Lense every 6 months. Most recently, Msg Viewer Pro was updated on October 11, 2026 and msg Lense on October 12, 2026.

Other comparisons