How many people are playing Day of Defeat: Source right now?

201 people are playing Day of Defeat: Source on Steam right now, making it the 1485th most played game on Steam. In the last 24 hours it peaked at 409 players. The number updates every few minutes.

What is Day of Defeat: Source's all-time peak player count?

Day of Defeat: Source's highest concurrent player count on Steam is 7,507, reached in February 2009.

Is Day of Defeat: Source good? What do Steam reviews say?

90% of 16,068 Steam user reviews are positive (Very Positive).

How much does Day of Defeat: Source cost on Steam?

Day of Defeat: Source costs $9.99 on Steam (US).

Does Day of Defeat: Source work on Steam Deck?

Day of Defeat: Source is Playable on Steam Deck (with small issues), according to Valve's Steam Deck compatibility check.

Day of Defeat: Source

by Valve · Released Jul 12, 2010

Steam Deck PlayableLinux & Deck: Platinum

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Players now

#1,485

201

▲ 6.3%vs 24h ago · updates every minute

Review score

90% positive

Very Positive16,068 reviews

Owners (est.)2M–5M

24h peak

409

Highest seen7,507

Feb 200917.8 years ago

Price on Steam

$9.99

Lowest ever $9.99 Oct 2026

RisingSteadyFalling

Players +6.3% in the last 24 hoursUpdated 13:20 UTC · tracking since 2012-07-01

Concurrent players

Last 7 days

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Players onlineSteam sale started

Media & details

Screenshots, achievements, specs and price history from Steam.

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Where to buy

Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.

Steam Official

Prices update every 6 hours

$9.99

Buy

Other authorized stores

No authorized Steam key store lists this game right now.

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Editions and bundles on Steam

Day of Defeat: SourceEdition
$9.99
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Bundles with this game (2), biggest discount first

Source Multiplayer PackBundle
$16.98
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Valve Complete PackBundle
$116.84
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Reviews

90% positive of 16,068 · Very Positive · Live from Steam

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Steam Deck

Works, but may need extra effort. Results from Valve's own testing.

Steam Deck Playable

!Default controller config not fully functional
!Controller glyphs do not match deck device
!Text input does not automatically invokes keyboard
!Interface text is not legible
✓Default configuration is performant

Steam Deck

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Patches & builds

Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.

Sep 16, 2026, 5:24 PM UTC
Build 25338206the current build when we started tracking4.4 GB on Windows

Betas and other versions (1)

Sep 16, 2026, 5:24 PM UTC
prerelease · build 25338206
Latest available build

Patch notes

Sep 16, 2026
PatchDay of Defeat: Source Update Released
An update to Day of Defeat: Source has been released. The update will be applied automatically when you restart Day of Defeat: Source. The major changes include: Fixed badges from earning achievements not showing up
Aug 24, 2026
PatchDay of Defeat: Source Update Released
An update to Day of Defeat: Source has been released. The update will be applied automatically when you restart Day of Defeat: Source. The major changes include: Security and stability improvements Fixed incorrect check on Linux servers when setting the winter…
Feb 18, 2025
PatchDay of Defeat: Source Update Released
An update to Day of Defeat: Source has been released. The update will be applied automatically when you restart Day of Defeat: Source. The major changes include: Added 64-bit Support. 64-bit binaries will automatically be launched on systems with a 64-bit OS. …
Jul 2, 2021
PatchDay of Defeat: Source Update Released
An update to Day of Defeat: Source has been released. The update will be applied automatically when you restart Day of Defeat: Source. The major changes include: Numerous security and stability improvements
Oct 8, 2019
PatchUpdate Released for Counter-Strike: Source, Day of Defeat: Source, Half-Life Deathmatch: Source, Half-Life 2: Deathmatch, and the Source SDK 2013 Base
Updates for Counter-Strike: Source, Day of Defeat: Source, Half-Life Deathmatch: Source, Half-Life 2: Deathmatch, and the Source SDK 2013 Base have been released. The updates will be applied automatically when you restart the game. The major changes include: *…
Jul 24, 2018
PatchUpdate Released for Counter-Strike: Source, Day of Defeat: Source, Half-Life Deathmatch: Source, Half-Life 2: Deathmatch, and the Source SDK 2013 Base
Updates for Counter-Strike: Source, Day of Defeat: Source, Half-Life Deathmatch: Source, Half-Life 2: Deathmatch, and the Source SDK 2013 Base have been released. The updates will be applied automatically when you restart the game. The major changes include: *…

Other news (10)

Aug 25, 2026
Valve updated a bunch of their older Steam shooters
While Valve didn't seem to publicly celebrate their 30th anniversary, they did at least go back to some older titles to fix them up. Read the full article here: https://www.gamingonlinux.com/2026/08/valve-updated-a-bunch-of-their-older-steam-shooters/
Feb 18, 2025
Counter-Strike: Source and Day of Defeat: Source get major updates with 64bit support
A nice surprise for some classic Valve games today with multiple titles like Counter-Strike: Source and Day of Defeat: Source getting major updates. Read the full article here: https://www.gamingonlinux.com/2025/02/counter-strike-source-and-day-of-defeat-sourc…
Jul 29, 2016
DoDy: WW2 FPS Day Of Infamy Invades Early Access
Valve seemingly have little interest in making a new Day of Defeat but they are at least letting someone else have a crack. Now on Steam Early Access is Day of Infamy , a World War 2 multiplayer FPS heavily inspired by Day of Defeat – and made with Valve…
Jun 20, 2016
DoD-y Day Of Infamy Goes Commercial With Valve s Help
Day of Infamy , the Insurgency mod unashamedly based on Valve’s WW2 FPS Day of Defeat, is becoming a standalone commercial game – with Valve’s blessing. Insurgency devs New World Interactive started Day of Infamy as a free mod made with the h…
Oct 15, 2015
Counter-Strike: Source, Day of Defeat: Source, Half-Life 2: Deathmatch, and Half-Life Deathmatch: Source Updates Released
Updates to Counter-Strike: Source, Day of Defeat: Source, Half-Life 2: Deathmatch, and Half-Life Deathmatch: Source have been released. The major changes include: * Fixed a problem with the Steam Overlay for Mac clients; * Fixed maps using static prop lighting…
Sep 16, 2015
Counter-Strike: Source, Day of Defeat: Source, and Half-Life 2: Deathmatch Updates Released

Patches & builds

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History

What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.

Review score: 90% on 2026-11-01 → 90% today (16,068 reviews)

Oct 31, 2026Price$9.99

History

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Trading cards

6 cards. Buying one of each costs $0.84, which crafts this game's badge; the foil set costs $9.18.

Axis Panzerschreck$0.15

Foil cards (6)

Axis Panzerschreck$1.15

Prices checked 2026-11-02, lowest Steam Community Market listing in US dollars.

Trading cards

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Day of Defeat: Source player count and quick facts

How many people are playing Day of Defeat: Source right now?: 201 people are playing Day of Defeat: Source on Steam right now, making it the 1485th most played game on Steam. In the last 24 hours it peaked at 409 players. The number updates every few minutes.
What is Day of Defeat: Source's all-time peak player count?: Day of Defeat: Source's highest concurrent player count on Steam is 7,507, reached in February 2009.
Is Day of Defeat: Source good? What do Steam reviews say?: 90% of 16,068 Steam user reviews are positive (Very Positive).
How much does Day of Defeat: Source cost on Steam?: Day of Defeat: Source costs $9.99 on Steam (US).
Does Day of Defeat: Source work on Steam Deck?: Day of Defeat: Source is Playable on Steam Deck (with small issues), according to Valve's Steam Deck compatibility check.

Live data from Steam, tracked by SteamPlayerBase.