Comparison

Tosi Client vs Unitronics' Remote Operator

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

Head to head
About

Tosi Client

This app provides secure remote access to networks and devices via VPN connections. It offers easy setup and robust security features, ensuring device-specific access control and two-factor authentication.

Highlights
  • Secure VPN connections
  • Remote access to devices
  • QR code setup
  • Device-specific access rights
  • Two-factor authentication
  • Network management
Features
Read full description

Tosi Client extends our secure connectivity service to mobile devices, allowing easy remote access also from iOS devices. Our people, technology and software have created a new standard for secure connectivity, remote maintenance and network management. Features: • Enables secure VPN connections to Tosi Gateways, using the mobile device's Wi-Fi or mobile data connection. • Easy to take into use in just a few minutes by scanning a QR code. • Built on solid security foundation: the access rights are controlled from the Tosi Key • The access rights are device-specific and non-transferrable. Utilizes a two-factor authentication scheme. • Does not restrict the usage of apps. Most network-enabled applications will work over the Tosi remote connection. Support and documentation: • https://www.tosi.net/contact Tosi Client requires a Tosi Key device to function.

About

Unitronics' Remote Operator

Access and control Unitronics controllers remotely from your smartphone or tablet. Monitor automation processes, view HMI screens, and manage alarms and data in real-time. Configure and organize multiple controllers for efficient operation.

Highlights
  • Remote access to Vision and Samba controllers
  • Monitor and control automation processes
  • View HMI screens as if physically present
  • Manage alarms and process trends
  • Organize multiple controllers in groups
  • Secure access with password protection
Features
Read full description

The Remote Operator application enables you to remotely access your Unitronics controllers using your smartphone and tablet. Via the application, you can view and operate the controller’s HMI —as if you are physically touching the controller. Using Remote Operator you monitor automation processes, press keys and touch HMI objects, change parameter values, view Alarms and process value Trends. You can define and access multiple controllers from a single device. Main Features - Remotely access Vision and Samba controllers via Internet or wireless LAN - Remotely control/monitor automation processes and machines - Control many controllers from a single mobile device. - View operational conditions, Alarms, data, and Trends in real time - Configure communication channels for multiple controllers - Organize controllers in Favorites and Groups - Shareable Configurations – send/share your list of controllers to another device - Security via Password: prevent unauthorized entry - Pinch to zoom *Supported Controllers Minimum OS version: iOS 7+ Supported Controllers: V350, V430, V700, V570, V1040, V1210, SM35, SM43, SM70 View and Download the QuickStart Guide: http://www.unitronics.com/Unitronics_Apps/Unitronics_Remote_Operator_AppQuickStart.pdf *First-time Use 1. Open Remote Operator. 2. Create a Password, set up password recovery. 3. Tap OK, the app opens an empty Favorites screen. **Adding PLCs to Favorites/Groups Tap + to add PLCS, configure controllers and communication channels. Enter: - PLC Nickname Optional. Must be unique. - PLC Name Must exactly match the actual PLC Name, including capitals. - IP Address/Host, TCP and Port Defines communication channel NOTE: 1. IP Address & Port MUST be a unique combination. 2. Format: Incorrect 10.000.000.037 Correct 10.0.0.37. - Group Name Tap to open the Group list. Add to Favorites: When checked, the PLC is added to the Favorites list as well as a Group. When finished, if desired, tap Check PLC Connection. Tap OK to save the PLC and return to Favorites. To delete a PLC, swipe left. *Adding Groups 1. In the Favorites screen, tap the right facing arrow to open Groups. 2. Tap + to add a Group. 3. Enter Group Name and Comment. 4. Tap OK to add the Group. 5. Tap left facing arrow to return to Favorites. 6. Tap More (three bars, upper right side of the screen) to Hide/Show the Application Bar. *Using Remote Operator In Favorites or Groups, a PLC marked with a green hand is active. Access it remotely by tapping it. During a session, your mobile screen displays the PLC's HMI panel, along with a red Application Bar. This Bar shows (from left to right): - Connected PLC name - Connection duration - Buttons: > Switch modes: View Only /Full Control. Disable/enable buttons and touch properties on the HMI panel displayed on your mobile > Set Refresh rate (seconds) > Pause Remote session > Exit Remote session **PLC Information To view /edit, tap i: PLC Communication - To edit details, tap fields; set View mode: View Only/Full Control. - Check the PLC Connection. PLC System Info - When connected: Tap Get PLC Information to view PLC OS data. - When not connected: Shows details of last session. PLC Location Info - Tap to enter data: location, contact details, comments, edit the PLC’s group. - Delete PLC from Favorites: uncheck Add to Favorites. *Application Settings Tap More to show Application Bar if hidden, then tap Settings button. Startup Page: Remote Operator automatically loads/checks communications for all PLCs on Startup page Sharing Settings: 1. Tap Share, follow instructions to send the file Share.unitronics. 2. When Share.unitronics is received on the second device, tap to open it. Remote Operator opens the Share file. Remote Operator MUST be installed on the receiving device.

Screenshots

Tosi Client4 screens
Unitronics' Remote Operator4 screens

Verdict

The call

The clearest difference is review sentiment: Unitronics' Remote Operator at 67% against Tosi Client's 20%. Unitronics' Remote Operator also leads on iOS requirement (7.0 vs 18.0). Tosi Client's advantage is update cadence (every 4 months vs every 20 months). 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.

UpkeepUpdate frequency

Tosi Client ships an update every 4 months, Unitronics' Remote Operator every 20 months. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 7 level
Tosi Client versus Unitronics' Remote Operator: the parameters behind the verdict, then further details
ParameterTosi ClientUnitronics' Remote Operator
PriceFreeFree
Rating—4.0 (2 ratings) — better
Positive reviews20.0% of reviews66.7% of reviews — better
Number of ratings—2 — better
Update frequencyEvery 4 months — betterEvery 20 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.07.0 — better
Further details — not scored
Size10 MB56 MB
Age rating4+4+
DeveloperTosiboxUnitronics

Customer experience

Tosi Client

Written reviews5 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

Unitronics' Remote Operator

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral33.3%
Negative0.0%

In-app purchases

None

Tosi Client

No in-app purchases

None

Unitronics' Remote Operator

No in-app purchases

Questions

Is Tosi Client free?
Tosi Client is free to download, with no in-app purchases.
Is Unitronics' Remote Operator free?
Unitronics' Remote Operator is free to download, with no in-app purchases.
Do Tosi Client or Unitronics' Remote Operator have ads?
Neither Tosi Client nor Unitronics' Remote Operator shows ads.
Which is updated more often, Tosi Client or Unitronics' Remote Operator?
Tosi Client ships an update every 4 months, and Unitronics' Remote Operator every 20 months. Most recently, Tosi Client was updated on October 14, 2026 and Unitronics' Remote Operator on October 12, 2026.

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