We do not have a download file for the latest version (6.20), but you can try downloading it from the developer's site
Download version 2.8.0.19 from Software Informer
Scanned by 79 antivirus programs on Jul 28, 2024.
The file is clean, see the report.
Version: 2.8.0.19 (x86/x64)
Date update: May 29, 2015
File name: Stamp_2.8_Installer.zip
Size: 2 MB