Download Unistep

System requirements: Windows 11 and Microsoft Visio desktop edition 2024 already installed.

Get Unistep

The first release of Unistep, the Visio add-in → HTML animation viewer, will be available for download soon.

Be among the first to try it:

  • ✔ Test Unistep with your own Visio diagrams
  • ✔ Export interactive HTML animations
  • ✔ Explore trial mode before licensing

Expected release: late 2025.

Contact us if you’d like to be notified when Unistep is ready.

Installation

  1. Download and unzip the package.
  2. You’ll find two installers: Unistep2025.exe and Unistep2025.msi. Either works.
  3. Run the installer and follow the on-screen steps.

All binaries are digitally signed to verify authenticity.

Standard Windows installer steps for Unistep

Windows SmartScreen

Because Unistep is published by an individual developer, Windows may show a SmartScreen message the first time you install.

To continue, select More info → Run anyway. This does not indicate a security risk.

Windows SmartScreen message with 'More info' highlighted

Publisher verification

You can confirm the signature on the installer and DLLs. Publisher: Ion Alexandre CARTIANT.

(EV code signing is not used; SmartScreen reputation builds after initial installs.)

Digital signature details on the Unistep MSI file

Trial version

  • Verifies Unistep installs as a Visio add-in (you’ll see a dedicated ribbon tab).
  • Lets you evaluate all features with your own diagrams.
  • Note: exports include a watermark until a license is activated.