gpavgio.dll has 30 known versions, the most recent one is 13.6.20.2174. The average file size is about 302.65 KB. It is an authenticode code-signed executable issued to Avira Operations GmbH & Co. KG by the certification authority VeriSign.
Avira Host Service AVGIO plugin is part of Avira Free Antivirus, a free antivirus program from Avira that runs as a background process which checks every file opened or downloaded. Like many antivirus programs, it can run a full or custom scan to check the PC for malware in order to remove them. It updates its virus definitions automatically everyday by default using the Internet.
Germany installs about 16.05% of Avira Free Antivirus.