Comparison

RealVNC Viewer vs Acumera Tech

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
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

Acumera Tech

This app streamlines the activation of security devices for onsite installers. It allows users to securely log in, scan device QR codes, upload site information, and access support resources. Direct contact with the support center is also available.

Highlights
  • Secure device activation
  • QR code scanning
  • Photo and note uploads
  • Site map and list view
  • Access to support resources
  • Direct contact with NOC
Features
Read full description

The Acumera Tech™ mobile app, which was designed for onsite installers, speeds up new installations by helping you to quickly and securely activate the Acumera Edge Security Devices. To get started, log in with your AcuVigil™ dashboard username, password and two-factor code and then scan the Acumera Edge Security Device’s QR code. From there, you’ll be able to upload photos and add notes to the AcuVigil dashboard, view your sites in both map and list formats and quickly access support resources and training tutorials. The Acumera Tech mobile app also supports one-button phone dialing and live chat to immediately contact the Acumera Network Operations Center (NOC) for assistance.

Screenshots

RealVNC Viewer4 screens
Acumera Tech4 screens

Verdict

The call

The clearest difference is ratings volume: RealVNC Viewer at 15K against Acumera Tech's 1. RealVNC Viewer also leads on update cadence (every 2 months vs every 6 months). Acumera Tech's advantage is rating (5.0 vs 4.8). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Acumera Tech holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: RealVNC Viewer has 15K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

RealVNC Viewer ships an update every 2 months, Acumera Tech every 6 months. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 7 level
RealVNC Viewer versus Acumera Tech: the parameters behind the verdict, then further details
ParameterRealVNC ViewerAcumera Tech
PriceFreeFree
Rating4.8 (15K ratings)5.0 (1 ratings) — better
Positive reviews72.4% of reviews—
Number of ratings15K — better1
Update frequencyEvery 2 months — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better14.4
Further details — not scored
Size9 MB18 MB
Age rating4+4+
DeveloperRealVNC LimitedAcumera, Inc.

Customer experience

RealVNC Viewer

All ratings14,634 ratings
Positive95.1%
Neutral2.0%
Negative2.9%
Written reviews1,523 reviews
Positive72.4%
Neutral7.0%
Negative20.6%

Acumera Tech

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

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

Acumera Tech

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

RealVNC Viewer

No in-app purchases

None

Acumera Tech

No in-app purchases

Questions

Is RealVNC Viewer free?
RealVNC Viewer is free to download, with no in-app purchases.
Is Acumera Tech free?
Acumera Tech is free to download, with no in-app purchases.
Which has better reviews, RealVNC Viewer or Acumera Tech?
Acumera Tech is rated higher. RealVNC Viewer averages 4.8 out of 5 from 15K ratings, while Acumera Tech averages 5.0 from 1 ratings.
Do RealVNC Viewer or Acumera Tech have ads?
Neither RealVNC Viewer nor Acumera Tech shows ads.
Which is updated more often, RealVNC Viewer or Acumera Tech?
RealVNC Viewer ships an update every 2 months, and Acumera Tech every 6 months. Most recently, RealVNC Viewer was updated on October 14, 2026 and Acumera Tech on October 6, 2026.

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