COMODO Cloud Antivirus
The 1.21 version of COMODO Cloud Antivirus is available as a free download on our software library. Our antivirus scan shows that this download is clean. The latest installer takes up 10 MB on disk. The software is included in Security Tools. This free program was originally designed by COMODO Group Inc.
From the developer:
Comodo Cloud Antivirus uses a powerful combination of virus monitoring, auto-sandbox and behavior analysis technologies to immediately protect your computer from all known and unknown malware. The cloud based scanner delivers up-to-the-second defense against the latest viruses and the Viruscope technology recognizes and blocks malicious behavior in unknown files.
You may want to check out more software, such as COMODO Cloud, COMODO Cloud Scanner or Panda Cloud Antivirus, which might be similar to COMODO Cloud Antivirus.