The Indie Stone
Company
Documents about The Indie Stone
Article
How Project Zomboid Just Kept Selling
Project Zomboid, the isometric co-op zombie survival sim from The Indie Stone, has become a quiet "evergreen" success.
- Project Zomboid has sold over 15 million units on Steam alone, with a median playtime exceeding 13 hours and an average of over 65 hours, consistently ranking in the Top 50 most-played games by concurrent users.
- Key factors for Project Zomboid's sustained success include its sandbox nature allowing players to customize their experience, a vital and extensive modding scene (with half the dev team being ex-modders), and its high watchability for streamers and YouTubers due to legible in-game events.
- The game benefits from complex in-game progression, permadeath, and social dynamics that generate unique, anecdote-worthy playthroughs, fostering a highly dedicated fanbase with many players logging 1,000 to 5,000+ hours.
Game Discovery NowJun 2026
Article
How Project Zomboid Made 23x Its Normal Sales Numbers
Project Zomboid, a decade-old isometric zombie survival game still in Steam Early Access, surged into the Steam top 10 grossing games in early January 2022 after releasing 32-player multiplayer with Minecraft-style dedicated servers on December 20th.
- The release of a 32-player multiplayer update and architectural rewrite drove Project Zomboid to 23x its previous year's sales by December 2021.
- The multiplayer update triggered a 13x increase in monthly sales compared to the period immediately preceding the release.
- Project Zomboid reached a peak of 64,000 concurrent users in December 2021, fueled by a viral loop of returning players and high visibility on Twitch and YouTube.
GameDiscoverCoDec 2021
