HomeDay of Defeat: Source
Day of Defeat: Source
Valve · released Jul 12, 2010 · data updated Oct 23, 2026
by Valve
Valve's WWII Multiplayer Classic - Now available for Mac.
Released Jul 12, 2010
Steam figures
| Value | As of | |
|---|---|---|
| Steam reviews | Very Positive · 90% positive of 16,048 Steam reviews | Oct 23, 2026 |
| Followers on Steam | No followers data for this game yet | |
| Regular US price | $9.99 | Oct 20, 2026 |
| Twitch peak viewers | 1 | Oct 22, 2026 |
New Steam reviews per month
| Month | New positive | New negative |
|---|---|---|
| Nov 2025 | 58 | 6 |
| Dec 2025 | 82 | 7 |
| Jan 2026 | 107 | 10 |
| Feb 2026 | 64 | 4 |
| Mar 2026 | 78 | 11 |
| Apr 2026 | 62 | 9 |
| May 2026 | 51 | 3 |
| Jun 2026 | 59 | 6 |
| Jul 2026 | 86 | 7 |
| Aug 2026 | 57 | 2 |
| Sep 2026 | 45 | 4 |
Sales estimate
| Copies sold on Steam | 640k – 1.8M | |
|---|---|---|
| Gross revenue on Steam | $2.5M – $8.6M before refunds, tax and Steam’s cut | |
| Steam reviews by buyers | 16,048 | Oct 23, 2026 |
| Copies per review | 40–107 |
Estimates are based on an aggregation of industry-accepted conversion formulas. This game was on Steam before reviews began in November 2013; many copies sold before then have no review, so the ranges may be low. How this is estimated
Tag DNA
| Tag | Share of Steam games |
|---|---|
| World War II | 1 in 166 games |
| Classic | 1 in 140 games |
| Class-Based | 1 in 82 games |
| Team-Based | 1 in 51 games |
| Military | 1 in 42 games |
| War | 1 in 35 games |
| Historical | 1 in 35 games |
| Tactical | 1 in 18 games |
Games like Day of Defeat: Source
| Game | Developer | Match | Steam reviews |
|---|---|---|---|
| Squad 44 | Offworld | 90% | Mostly Positive · 18,971 |
| Day of Defeat | Valve | 92% | Very Positive · 4,493 |
| Red Orchestra 2: Heroes of Stalingrad with Rising Storm | Tripwire Interactive | 88% | Very Positive · 24,895 |
| Day of Infamy | New World Interactive | 89% | Very Positive · 17,502 |
| Call of Duty® 2 | Infinity Ward | 90% | Very Positive · 9,272 |
| Red Orchestra: Ostfront 41-45 | Tripwire Interactive | 93% | Very Positive · 1,508 |
| Hell Let Loose | Expression Games | 84% | Very Positive · 99,932 |
| Call of Duty®: WWII | Sledgehammer Games, Raven Software | 82% | Mostly Positive · 33,859 |