C-4
Waiting for a match? C-4. Improve your gaming skills while you wait. Mini-games used by professional players to improve the brain response. Your spare time will never be the same with C-4! Runs on top of anything. Explode your PC.
Offers
What are keyshops?Keyshops
Third-party resellers. Often cheaper, without official store support. Keyshop prices vs Steam →
About C-4
C-4 is a training tool designed to help you improve your skills without leaving your favorite game.
Run C-4 alongside games that support Full Screen Windowed mode and continue practicing while your game remains open in the background. The application can be minimized at any time and is designed to work without affecting game performance or modifying game files.
Practice while your favorite game is running.
Works with games using Full Screen Windowed mode.
Can be minimized instantly by pressing Esc.
Does not impact game performance.
Does not record player data.
Does not modify game configuration files.
Launch C-4 and then your favorite game;
(favorite game should be in "Full Screen Windowed" mode)
Enable "Play Audio When Game In Background" in your favorite game;
(enable developer console and type snd_mute_losefocus #)
Increase the background FPS limit of your favorite game;
(enable developer console and type engine_no_focus_sleep 0)
C-4 has no impact on the players' performance, nor record data or tamper with game settings files.
Game details
Game details
Age ratings
Game modes
Languages
Features
C-4 price history
Lowest tracked price: €0.49 (Jul 7, 2026) · current best: €0.49 across 2 stores.
C-4 player count & reviews
90% positive reviews all-time · 0 peak players in the last 30 days.
C-4 — frequently asked questions
Where can I buy C-4 at the cheapest price?
Right now the cheapest offer for C-4 is €0.49 at Eneba. KingsPrice compares 2 offers from 2 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price C-4 has ever been?
The lowest price KingsPrice has tracked for C-4 is €0.49 (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 C-4?
C-4 peaked at 0 concurrent players on Steam in the last 30 days (highest on Jul 7, 2026). The player chart on this page updates daily.
Is it safe to buy a C-4 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 C-4 at a discount?
Create a free price alert on this page and KingsPrice will email you when C-4 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
- Requires a 64-bit processor and operating system
- OS: Windows 10 (or compatible)
- Memory: 2 GB RAM
- Graphics: NVIDIA GeForce
- Storage: 360 MB available space
Recommended
- Requires a 64-bit processor and operating system
