Download of TrustedQSL 1.13 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The following version: 1.1 is the most frequently downloaded one by the program users.
The program lies within Multimedia Tools, more precisely Editors & Converters. The actual developer of the free program is ARRL. The program's installer files are commonly found as tqslcert.exe or tqsl.exe etc.
We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. You can execute this free PC program on Windows XP/Vista/7/8/10/11 32-bit.
From the developer:
The mission of the Trusted QSL Group is to keep eQSL an open and free activity for amateur radio operators by promoting the Digital Signature Standard (DSS).
The goal of the Trusted QSL Group is to set the standards and create the necessary tools and software needed to implement the Trusted DSS model.
You may want to check out more software, such as Trusted QSL, which might be similar to TrustedQSL.