Download of Piotr's Personal Articulate Spelling DEMO 1.2 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program lies within Education Tools, more precisely Teaching Tools. We recommend checking the downloaded files with any free antivirus. This program is a product of Wieser Software Ltd.
From the developer:
Articulate Spelling is a spelling drill program for use in the home or at school. The program uses Microsoft® Agent Technology to actually speak the words to practice.
You can enter your own word lists and create your own tests very easily, and copy and paste to or from common applications like Excel® and Word®.
You may want to check out more software, such as Personal Best Spelling, Articulate Storyline 360 or Articulate Studio '09 Pro, which might be similar to Piotr's Personal Articulate Spelling DEMO.