Downloading win|RTA 2.1 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The software lies within Multimedia Tools, more precisely Editors & Converters.
The most frequent installer filename for the program is: wrta.exe. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The software can also be called "winRTA". This software was originally produced by AcoustX LLC. The following versions: 2.1 and 2.0 are the most frequently downloaded ones by the program users.
From the developer:
win|RTA is an advanced software for sound analysis. This flexible software is optimized for cinema sound, offering features not found in generic sound analysis software.
There are three versions of win|RTA, one designed to interface with the D2 hardware (win|RTA for the D2), and two standalone versions (win|RTA Standard and win|RTA Basic).
You may want to check out more software, such as WinRT Viewer for Reporting Services or Syncfusion Essential Studio, which might be similar to win|RTA.