Game artwork from the official Steam store; rights belong to the respective publisher.
Steam store edition · PC
CN · CNY · Steam
Price observed in the CN store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Steam store edition · PC
DE · EUR · Steam
Price observed in the DE store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Antivirus PROTOCOL is an incremental game about destroying Viruses. Learn and adapt, collect data, upgrade yourself, and eliminate the Virus that has taken over the world.
Collect various code fragments and data from viruses.
Use the collected data to upgrade yourself and unlock powerful new weapons and abilities.
Kill the Virus Boss at the end of the level to progress.
Advance through levels to unlock new enemies and gather more data.
Satisfying Incremental progression
Multiple resources to collect
Wide variety of unique weapons and droppable powers
Official store excerpt · Description source ↗
Read the store description ↗
Included content and base-game requirements have not been verified in the published record. Check the linked product source before buying.
Play on: PCCheck product contents and requirements ↗CN / CNY · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
CNY 15.40 lowest in the displayed observations, from Oct 16, 2026, 10:07 PM UTC to Oct 16, 2026, 10:07 PM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 16, 2026, 10:07 PM UTC | CNY 15.40 |
DE / EUR · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
EUR 3.49 lowest in the displayed observations, from Oct 16, 2026, 09:02 PM UTC to Oct 16, 2026, 09:02 PM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 16, 2026, 09:02 PM UTC | EUR 3.49 |