Comparison

RealVNC Viewer vs MRU4u

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

Head to head
About

RealVNC Viewer

Access and control your Mac, Windows, or Linux computers remotely from any device. View your desktop, use your keyboard and mouse, and manage files securely with end-to-end encryption. Sync connections across all your devices for seamless access.

Highlights
  • Instant remote access to computers
  • Control mouse and keyboard remotely
  • End-to-end session encryption
  • Cloud service for easy connection
  • Backup and sync connections
  • Virtual keyboard with advanced keys
  • Bluetooth keyboard support
Features
Read full description

RealVNC® Viewer from RealVNC® gives you instant remote access to your Mac, Windows and Linux computers from anywhere in the world. You can view your computer's desktop, and control its mouse and keyboard as though you were sitting down in front of it. Download RealVNC Connect to each computer you want to control. Then sign in to RealVNC Viewer on your device using your RealVNC account credentials. You'll see your computers automatically appear; simply tap to connect. RealVNC Connect password-protects each computer out-of-the-box. You may need to enter the same user name and password you use to log in to your computer. All sessions are then encrypted end-to-end. During a session, your device's touch screen serves as a trackpad to give you precise control. Drag your finger to move the remote mouse cursor and tap anywhere to left-click (other gestures such as right-click and scroll are explained in-app). As the original inventors of VNC remote access technology, we're confident you'll love what RealVNC Viewer has to offer. If you're still not convinced, check out our reviews! ===Key features=== - Connect with ease via our cloud service to computers running RealVNC Connect. - Backup and sync your connections between all your devices by signing in to RealVNC Viewer on each one. - A scrolling bar above the virtual keyboard includes advanced keys such as Command/Windows. - Support for Bluetooth keyboards. ===Contact=== We’d love to hear from you: iphone-support@realvnc.com twitter.com/RealVNC facebook.com/realvnc Better still, leave us a review!   ===Terms of Use=== https://static.realvnc.com/media/documents/RealVNCServicesTCs.pdf ===Trademarks=== RealVNC and VNC are trademarks of RealVNC Limited and are protected by trademark registrations and/or pending trademark applications in the European Union, United States of America and other jurisdictions. Protected by UK patents 2481870, 2479756; US patent 8760366; EU patent 2652951.

About

MRU4u

Control MRU Fluegas Monitoring Units remotely via Bluetooth. Transfer and store measured data on your smartphone or tablet, with options to export as CSV or email screenshots. View live data as text or charts, with customizable value displays.

Highlights
  • Bluetooth remote control
  • Live data display (text/chart)
  • Customizable data views
  • Data storage on device
  • CSV data export
  • Email data screenshots
Features
Read full description

Remote control of MRU Fluegas Monitoring Units via Bluetooth. Transfer to and storage of measured data on Smartphone and Tablet. Data export as CSV file or screenshot as an email attachment. Control the most important functions of your MRU unit with your iPhone or iPad. Measured data are shown live on the screen, either as text or as curve chart. Measured values to be indicated may be individually chosen by the user. Stored measuring data always comprise all possible values of the measuring unit. Measurements may be stored on the controlling unit, assigned to a heating facility and sent by mail.

Screenshots

RealVNC Viewer4 screens
MRU4u4 screens

Verdict

The call

The clearest difference is review sentiment: RealVNC Viewer at 72% against MRU4u's 17%. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

RealVNC Viewer ships an update every 2 months, MRU4u every 5 weeks. The most recent releases landed on November 2, 2026 and October 4, 2026 respectively.

Scorecard1 real difference · 9 level
RealVNC Viewer versus MRU4u: the parameters behind the verdict, then further details
ParameterRealVNC ViewerMRU4u
PriceFreeFree
Rating4.8 (15K ratings) — better—
Positive reviews72.3% of reviews — better16.7% of reviews
Number of ratings15K — better—
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size9 MB145 MB
Age rating4+4+
DeveloperRealVNCMRU Messgeräte für Rauchgase und Umweltschutz GmbH

Customer experience

RealVNC Viewer

All ratings15,340 ratings
Positive94.8%
Neutral2.0%
Negative3.1%
Written reviews1,525 reviews
Positive72.3%
Neutral7.1%
Negative20.7%

MRU4u

Written reviews6 reviews
Positive16.7%
Neutral0.0%
Negative83.3%

Bugs and requests

RealVNC Viewer

Reported bugs

4 issues
  • Cursor and screen synchronization issues
  • Incompatibility with certain macOS and iOS versions
  • Frequent disconnections and login problems
  • Keyboard input not working as expected

Requested features

5 requests
  • Add support for audio streaming
  • Improve clipboard and file transfer functionality
  • Provide better multi-monitor support
  • Allow customization of keyboard and mouse controls
  • Implement a true touch-based interface

MRU4u

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

RealVNC Viewer

No in-app purchases

None

MRU4u

No in-app purchases

Questions

Is RealVNC Viewer free?
RealVNC Viewer is free to download, with no in-app purchases.
Is MRU4u free?
MRU4u is free to download, with no in-app purchases.
Do RealVNC Viewer or MRU4u have ads?
Neither RealVNC Viewer nor MRU4u shows ads.
Which is updated more often, RealVNC Viewer or MRU4u?
RealVNC Viewer ships an update every 2 months, and MRU4u every 5 weeks. Most recently, RealVNC Viewer was updated on November 2, 2026 and MRU4u on October 4, 2026.

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