Name: PAYDAY The Heist (Steam)
Brand: Sony Online Entertainment
SKU: KT-D125AD9847
Price: 5.15 EUR
Availability: InStock

PAYDAY™ The Heist is an action filled first person shooter that lets players take on the role of a hardened career criminal executing intense, dynamic heists in constant pursuit of the next “big score”. Load out with an array of weaponry and equipment. Navigate six high-stake heists with three other live or A.I. Co-Op partners in crime. Time for a PAYDAY™ - Cash in Before you Cash Out! Features Six High-Intensity Heists Interactive 4-Player Co-Op play Endless Replayability Massive Character Progression Tree Build Your Skills to Fit Your Preferred Form of Violence Hostage Trading More DLC: Additional heists, weapons and equipment means PAYDAY™—a digitally distributed AAA quality title for less than half the price of a retail game—is total OVERKILL

Redeem on Steam

You need a Steam account and the Steam app.

Step 1: Open Steam and sign in.
Step 2: Open the Games menu, then choose Activate a Product on Steam…
Step 3: Enter the key and follow the prompts.
Step 4: The game appears in your Library.

Steam's redeem page Full guide for Steam

Activation notes from the publisher

Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "MY GAMES" tab and start downloading.