Little-known anti-malware programs display warnings, which are often identified as false positive. Nevertheless, it is recommended to recheck the file with your antivirus software after downloading.
We do not have a download file for the latest version (2.53), but you can try downloading it from the developer's site
Download version 1.6 from the developer's website
Version: 1.6
Date update: May 22, 2015
File name: FastTasks_2_v1_65.dmg
Size: 798 KB