Day of Defeat: Source
Valve's WWII Multiplayer Classic - Now available for Mac.
Offers
What are keyshops?Official stores
Official stores with direct support.
Keyshops
Third-party resellers. Often cheaper, without official store support. Keyshop prices vs Steam →
Multipacks (2)
About Day of Defeat: Source
Game details
Game details
Age ratings
Game modes
Languages
Features
Day of Defeat: Source price history
Lowest tracked price: £1.70 (Jul 7, 2026) · current best: £8.50 across 2 stores.
Day of Defeat: Source player count & reviews
91% positive reviews in the last 30 days (92% all-time) · ~2 new reviews/day · 391 peak players in the last 30 days.
Day of Defeat: Source — frequently asked questions
Where can I buy Day of Defeat: Source at the cheapest price?
Right now the cheapest offer for Day of Defeat: Source is £8.50 at Steam. KingsPrice compares 2 offers from 2 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price Day of Defeat: Source has ever been?
The lowest price KingsPrice has tracked for Day of Defeat: Source is £1.70 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
How many people play Day of Defeat: Source?
Day of Defeat: Source peaked at 391 concurrent players on Steam in the last 30 days (highest on Jul 21, 2026). The player chart on this page updates daily.
Is it safe to buy a Day of Defeat: Source Steam key from a keyshop?
Keyshops are marketplaces that resell game keys, usually below official store prices. The keyshops listed on KingsPrice deliver genuine Steam keys, but buyer protection differs from official stores — check the shop's rating and refund policy before buying. You can hide keyshop offers at any time with the keyshops toggle. Keyshop prices vs Steam →
How can I get Day of Defeat: Source at a discount?
Create a free price alert on this page and KingsPrice will email you when Day of Defeat: Source drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
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
