The website hosts over a thousand HTML5 (and previously Flash) browser games.

Based in Irvine, California, the site was founded in 2004 by Daniel McNeely.

Each game is uploaded and maintained by its original developer, and some include unlockable player achievements.

On March 3, 2019, Armor Games revealed that they had a data breach in 2019 and that the database was sold on the Dream Market.

[10] The American news station KSTU listed it as one of the 10 websites that they considered the best for finding "free online games".