Purchase Confirmed

Thank you for your
purchase.

Your Modbus Poll license is confirmed. You will receive your license key via email from Polar.sh. Follow the steps below to download and activate.

Download for Mac Back to product page

Activation Steps

1

Get your license key

Check your email for the license key from Polar.sh. It will look like: VOLTRUS-MODBUS-XXXX-XXXX-XXXX

2

Download Modbus Poll

Download the DMG for macOS below. Open it and drag Modbus Poll to your Applications folder.

3

Activate your license

Launch Modbus Poll. On first launch, enter your license key when prompted. The app will activate online — one click, done.

4

Start polling

Connect to your Modbus TCP or RTU device and start reading registers. Or switch to slave mode to simulate a device.

macOS (recommended)
Apple Silicon (M1/M2/M3/M4)
Download DMG
macOS Intel
Intel-based Macs
Download DMG
Windows
x64 (64-bit)
Download MSI
Linux
x64 (64-bit)
Download AppImage

Version 1.0.0 · macOS 13+ / Windows 10+ / Linux x64

While you're setting up

Polling one device? Watch the whole plant.

Voltrus SCADA monitors every Modbus device continuously — dashboards, alarms, history — in a single binary on your own hardware. From $49 lifetime.

Explore Voltrus SCADA See pricing

Need help with activation or have questions?

[email protected]