STEAMDB NEXUS

Steam app 300 · updated 12 Sep 2026, 18:29 UTC

Day of Defeat: Source

Valve's WWII Multiplayer Classic - Now available for Mac.

Day of Defeat: Source Steam header artwork
ValveValve
363playing now
39324-hour peak
2,945all-time peak
222average, last 30 days

The last 30 days

+1.2Gain+0.52%% gain439Peak

719 hourly samples, with the daily peak drawn over them. Weekends are shaded.

011923735647413 Aug18 Aug23 Aug28 Aug02 Sep07 Sep12 SepThursday 13 August 2026342 peakFriday 14 August 2026361 peakSaturday 15 August 2026335 peakSunday 16 August 2026386 peakMonday 17 August 2026388 peakTuesday 18 August 2026385 peakWednesday 19 August 2026366 peakThursday 20 August 2026368 peakFriday 21 August 2026397 peakSaturday 22 August 2026381 peakSunday 23 August 2026396 peakMonday 24 August 2026367 peakTuesday 25 August 2026395 peakWednesday 26 August 2026385 peakThursday 27 August 2026420 peakFriday 28 August 2026399 peakSaturday 29 August 2026384 peakSunday 30 August 2026439 peakMonday 31 August 2026384 peakTuesday 01 September 2026428 peakWednesday 02 September 2026369 peakThursday 03 September 2026369 peakFriday 04 September 2026415 peakSaturday 05 September 2026415 peakSunday 06 September 2026391 peakMonday 07 September 2026417 peakTuesday 08 September 2026370 peakWednesday 09 September 2026368 peakThursday 10 September 2026359 peakFriday 11 September 2026393 peakSaturday 12 September 2026363 peak
Daily peakEvery hourly sample

All time

171 months, July 2012 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.

07952k2k3k2012201420172019202120242026July 20122,830 monthly peakAugust 20122,592 monthly peakSeptember 20122,648 monthly peakOctober 20122,945 monthly peakNovember 20122,566 monthly peakDecember 20122,655 monthly peakJanuary 20132,692 monthly peakFebruary 20132,603 monthly peakMarch 20132,716 monthly peakApril 20132,292 monthly peakMay 20132,288 monthly peakJune 20132,143 monthly peakJuly 20132,373 monthly peakAugust 20131,943 monthly peakSeptember 20132,054 monthly peakOctober 20132,059 monthly peakNovember 20132,140 monthly peakDecember 20132,170 monthly peakJanuary 20142,183 monthly peakFebruary 20142,118 monthly peakMarch 20141,912 monthly peakApril 20141,850 monthly peakMay 20141,788 monthly peakJune 20141,758 monthly peakJuly 20141,595 monthly peakAugust 20141,595 monthly peakSeptember 20141,548 monthly peakOctober 20141,669 monthly peakNovember 20141,713 monthly peakDecember 20141,873 monthly peakJanuary 20151,956 monthly peakFebruary 20151,858 monthly peakMarch 20151,757 monthly peakApril 20151,604 monthly peakMay 20151,479 monthly peakJune 20151,576 monthly peakJuly 20151,361 monthly peakAugust 20151,291 monthly peakSeptember 20151,390 monthly peakOctober 20151,383 monthly peakNovember 20151,654 monthly peakDecember 20151,842 monthly peakJanuary 20161,923 monthly peakFebruary 20161,768 monthly peakMarch 20161,652 monthly peakApril 20161,464 monthly peakMay 20161,370 monthly peakJune 20161,337 monthly peakJuly 20161,333 monthly peakAugust 20161,150 monthly peakSeptember 20161,216 monthly peakOctober 20161,257 monthly peakNovember 20161,379 monthly peakDecember 20161,399 monthly peakJanuary 20171,557 monthly peakFebruary 20171,352 monthly peakMarch 20171,272 monthly peakApril 20171,121 monthly peakMay 20171,087 monthly peakJune 20171,168 monthly peakJuly 20171,163 monthly peakAugust 2017978 monthly peakSeptember 20171,026 monthly peakOctober 20171,038 monthly peakNovember 20171,337 monthly peakDecember 20171,317 monthly peakJanuary 20181,353 monthly peakFebruary 20181,185 monthly peakMarch 20181,089 monthly peakApril 20181,003 monthly peakMay 2018935 monthly peakJune 2018915 monthly peakJuly 2018848 monthly peakAugust 2018808 monthly peakSeptember 2018764 monthly peakOctober 2018819 monthly peakNovember 2018932 monthly peakDecember 2018978 monthly peakJanuary 2019983 monthly peakFebruary 2019882 monthly peakMarch 2019857 monthly peakApril 2019747 monthly peakMay 2019797 monthly peakJune 2019856 monthly peakJuly 2019824 monthly peakAugust 2019720 monthly peakSeptember 2019782 monthly peakOctober 2019781 monthly peakNovember 2019819 monthly peakDecember 2019826 monthly peakJanuary 2020859 monthly peakFebruary 2020793 monthly peakMarch 20201,388 monthly peakApril 20201,298 monthly peakMay 20201,262 monthly peakJune 2020861 monthly peakJuly 2020783 monthly peakAugust 2020685 monthly peakSeptember 2020670 monthly peakOctober 2020775 monthly peakNovember 2020910 monthly peakDecember 20201,013 monthly peakJanuary 20211,023 monthly peakFebruary 2021979 monthly peakMarch 2021865 monthly peakApril 2021873 monthly peakMay 2021810 monthly peakJune 2021690 monthly peakJuly 2021642 monthly peakAugust 2021644 monthly peakSeptember 2021630 monthly peakOctober 2021687 monthly peakNovember 2021726 monthly peakDecember 2021829 monthly peakJanuary 2022861 monthly peakFebruary 2022780 monthly peakMarch 2022697 monthly peakApril 2022654 monthly peakMay 2022576 monthly peakJune 2022574 monthly peakJuly 2022568 monthly peakAugust 2022533 monthly peakSeptember 2022551 monthly peakOctober 2022601 monthly peakNovember 2022665 monthly peakDecember 2022769 monthly peakJanuary 2023740 monthly peakFebruary 2023671 monthly peakMarch 2023743 monthly peakApril 2023664 monthly peakMay 2023614 monthly peakJune 2023545 monthly peakJuly 2023615 monthly peakAugust 2023586 monthly peakSeptember 2023674 monthly peakOctober 2023654 monthly peakNovember 2023710 monthly peakDecember 2023813 monthly peakJanuary 2024760 monthly peakFebruary 2024733 monthly peakMarch 2024740 monthly peakApril 2024660 monthly peakMay 2024655 monthly peakJune 2024530 monthly peakJuly 2024559 monthly peakAugust 2024557 monthly peakSeptember 2024593 monthly peakOctober 2024616 monthly peakNovember 2024590 monthly peakDecember 2024668 monthly peakJanuary 2025643 monthly peakFebruary 2025629 monthly peakMarch 2025587 monthly peakApril 2025525 monthly peakMay 2025539 monthly peakJune 2025503 monthly peakJuly 2025437 monthly peakAugust 2025518 monthly peakSeptember 2025487 monthly peakOctober 2025512 monthly peakNovember 2025482 monthly peakDecember 2025617 monthly peakJanuary 2026618 monthly peakFebruary 2026588 monthly peakMarch 2026509 monthly peakApril 2026526 monthly peakMay 2026456 monthly peakJune 2026447 monthly peakJuly 2026445 monthly peakAugust 2026439 monthly peakSeptember 2026428 monthly peak
Monthly peak

The last four months

Show:

The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.

0120240360481July 2026August 2026September 2026October 2026July 2026445 peak — daily detail belowAugust 2026439 peak — hourly detail belowSeptember 2026428 peak — hourly detail below
Monthly peakHas finer data

July 2026

31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.

012024036048101 Jul06 Jul11 Jul16 Jul21 Jul26 Jul31 JulWednesday 01 July 2026434 peakThursday 02 July 2026409 peakFriday 03 July 2026373 peakSaturday 04 July 2026445 peakSunday 05 July 2026411 peakMonday 06 July 2026351 peakTuesday 07 July 2026364 peakWednesday 08 July 2026364 peakThursday 09 July 2026359 peakFriday 10 July 2026323 peakSaturday 11 July 2026350 peakSunday 12 July 2026387 peakMonday 13 July 2026333 peakTuesday 14 July 2026331 peakWednesday 15 July 2026327 peakThursday 16 July 2026359 peakFriday 17 July 2026380 peakSaturday 18 July 2026379 peakSunday 19 July 2026359 peakMonday 20 July 2026382 peakTuesday 21 July 2026391 peakWednesday 22 July 2026370 peakThursday 23 July 2026396 peakFriday 24 July 2026358 peakSaturday 25 July 2026375 peakSunday 26 July 2026396 peakMonday 27 July 2026381 peakTuesday 28 July 2026368 peakWednesday 29 July 2026380 peakThursday 30 July 2026377 peakFriday 31 July 2026376 peak

August 2026

31 days as the curve, each the highest figure that day. Behind it, 438 hourly samples from 13 Aug, which is as far back as the source keeps every hour. Weekends are shaded.

011923735647401 Aug06 Aug11 Aug16 Aug21 Aug26 Aug31 AugSaturday 01 August 2026359 peakSunday 02 August 2026355 peakMonday 03 August 2026361 peakTuesday 04 August 2026370 peakWednesday 05 August 2026344 peakThursday 06 August 2026350 peakFriday 07 August 2026366 peakSaturday 08 August 2026358 peakSunday 09 August 2026391 peakMonday 10 August 2026340 peakTuesday 11 August 2026354 peakWednesday 12 August 2026340 peakThursday 13 August 2026342 peakFriday 14 August 2026361 peakSaturday 15 August 2026335 peakSunday 16 August 2026386 peakMonday 17 August 2026388 peakTuesday 18 August 2026385 peakWednesday 19 August 2026366 peakThursday 20 August 2026368 peakFriday 21 August 2026397 peakSaturday 22 August 2026381 peakSunday 23 August 2026396 peakMonday 24 August 2026367 peakTuesday 25 August 2026395 peakWednesday 26 August 2026385 peakThursday 27 August 2026420 peakFriday 28 August 2026399 peakSaturday 29 August 2026384 peakSunday 30 August 2026439 peakMonday 31 August 2026384 peak

September 2026

12 days as the curve, each the highest figure that day. Behind it, 281 hourly samples. Each dip is a night. Weekends are shaded.

011623134746201 Sep03 Sep05 Sep07 Sep09 Sep11 SepTuesday 01 September 2026428 peakWednesday 02 September 2026369 peakThursday 03 September 2026369 peakFriday 04 September 2026415 peakSaturday 05 September 2026415 peakSunday 06 September 2026391 peakMonday 07 September 2026417 peakTuesday 08 September 2026370 peakWednesday 09 September 2026368 peakThursday 10 September 2026359 peakFriday 11 September 2026393 peakSaturday 12 September 2026363 peak

October 2026

Day of Defeat: Source was released on 12 Jul, 2010.

Not out yet.There is nothing to draw for this month.
Nothing here is interpolated or estimated; where a sample is missing the line is broken.

Game information

Updated 12 Sep 2026, 18:29 UTC
App ID
300
Last updated
24 Aug 2026 build 24606146
Developer
Valve
Publisher
Valve
Release date
12 Jul, 2010
Platforms
WindowsLinux
Download size
2.26 GB2.20 GB
Install size
4.08 GB3.97 GB
Genres
Action
Game modes
Multi-player, Cross-Platform Multiplayer
Controller support
Unknown
Achievements
54
Metacritic
80

Features & support

Steam features

Steam AchievementsSteam Trading CardsValve Anti-Cheat enabledStatsIncludes Source SDKFamily Sharing

Controllers & input

Accessibility

Camera ComfortColor AlternativesCustom Volume ControlsAdjustable DifficultyStereo SoundSurround Sound

Popular tags

FPSWorld War IIMultiplayerActionShooterWarMilitaryTeam-BasedFirst-PersonHistoricalClass-BasedClassicTacticalRealisticOnline Co-OpGoreStrategyMassively MultiplayerViolentSimulation
About this gameFull description from Steam
Day of Defeat offers intense online action gameplay set in Europe during WWII. Assume the role of infantry, sniper or machine-gunner classes, and more. DoD:S features enhanced graphics and sounds design to leverage the power of Source, Valve's new engine technology.
Content & age ratingsSteam content notice · 2 regional ratings

Content notice

This game includes frequent violence.

Regional ratings

DEJUS14Violência
IGRS18Interaksi Daring · Kekerasan
System requirementsMinimum and recommended hardware

Minimum

Minimum: 1.7 GHz Processor, 512MB RAM, DirectX® 8.1 level Graphics Card (Requires support for SSE), Windows® 7 (32/64-bit)/Vista/XP, Mouse, Keyboard, Internet Connection Recommended: Pentium 4 processor (3.0GHz, or better), 1GB RAM, DirectX® 9 level Graphics Card, Windows® 7 (32/64-bit)/Vista/XP, Mouse, Keyboard, Internet Connection

Recommended

macOS

Minimum: OS X version Leopard 10.5.8, Snow Leopard 10.6.3, 1GB RAM, NVIDIA GeForce 8 or higher, ATI X1600 or higher, or Intel HD 3000 or higher Mouse, Keyboard, Internet Connection
Supported languages1 languages
LanguageFull audio
English

A blank audio cell means full audio was not marked in the returned language list.

Screenshots & trailersScreenshots and trailers
Day of Defeat: Source screenshot 1Day of Defeat: Source screenshot 2Day of Defeat: Source screenshot 3Day of Defeat: Source screenshot 4Day of Defeat: Source screenshot 5

Trailers

AchievementsTotal count and selected achievements

54 achievements in total.

Show selected achievements (may contain spoilers)
Double CrossAchievement
MarksmanAchievement
Kilroy Was HereAchievement
Don't Bring a GunAchievement
AWOLAchievement
RationingAchievement
Eviction NoticeAchievement
Take No PrisonersAchievement
BeachheadAchievement
Trophy CollectorAchievement

View all Steam achievements

5 developer announcements, Mar 2013 to Aug 2026 · times in UTC

August

  1. Day 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…

    Patch notes

February

  1. Day 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…

    Patch notes

July

  1. Day 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

    Patch notes

March

  1. Day of Defeat: Source now delivered via SteamPipe

    We've upgraded Day of Defeat: Source to Steam's new content delivery system! The benefits to players are: Faster and smoother downloads Faster game boot times and map load times Easier distribution, installation, and management of mods A…

    fletcherd
  2. Day of Defeat: Source now delivered via SteamPipe

    We've upgraded Day of Defeat: Source to Steam's new content delivery system! The benefits to players are: Faster and smoother downloads Faster game boot times and map load times Easier distribution, installation, and management of mods A…

    FletcherDunnValve

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