The 18.104.22.1681 version of Visuino is available as a free download on our website. The actual developer of the software is Mitov Software LLC. The program is included in Development Tools.
From the developer:
Visuino is a visual programming tool for Arduino boards.
You may want to check out more software, such as FlashDevelop, PHPEdit or Aqua Data Studio, which might be related to Visuino.