StrePla 6.2 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions among StrePla users are 6.2, 6.0 and 5.4.
We recommend checking the downloaded files with any free antivirus. StrePla is sometimes distributed under different names, such as "StrePla4", "StrePla3", "StrePla2". StrePla.exe and StrePla2.exe are the most common filenames for this program's installer. The program lies within Education Tools, more precisely Science Tools. This program is an intellectual property of 8F Computer GmbH.
From the developer:
Asynchron Communication: Communication with the Web is asynchronous, so that the work flow is not disturbed by bad or missing connection.
AAT adapted to the 2011 rules.
Multi selection of waypoints.
DCW Map demonstration accelerated.
Glider index saved with flight track. Default comes from active pilot of the pilot list .
You may want to check out more software, such as NotamView, which might be related to StrePla.