Steam Player Numbers: Modern Warfare 4 Beta and WARDOGS Update

By Sakib Khandokar, Lead Analyst Published Aug 22, 2026, 2:14 AM UTC 1 min read

Explainer Official details verified High confidence

Recent platform tracking data highlights peak concurrent player milestones on Steam for active releases, including major beta tests and playtests.

Call of Duty Modern Warfare 4 Beta Peak Players

The Call of Duty®: Modern Warfare® 4 - Beta reached a peak of 115,145 concurrent players on its release day, August 21, 2026.

The WARDOGS Playtest reached a peak of 92,595 concurrent players on August 21, 2026. This milestone occurred 48 days after its release.

Valve also outlined the top-selling games on Steam by revenue for the week ending August 18, 2026, tracking market performance across the platform.