You cannot add the entire Steam library to a single cart at once.
Steam is not designed for bulk purchasing of the entire catalog, leading to several technical hurdles: buy all of steam
Buying every item on Steam is a massive undertaking that currently costs . While there is no official "buy all" button, you can track the total price and manage large purchases through specific community tools and Steam features. Total Cost to Buy Everything You cannot add the entire Steam library to
Developers often create Steam Bundles that allow you to buy entire franchises or publisher catalogs at a set discount. Mass activate free Steam Games | SteamDB Free Packages tool Total Cost to Buy Everything Developers often create
According to tracking from Steam.seewang.me , the cost to purchase every game on the platform fluctuates based on active sales: ~$1,385,598.50 Discounted Price: ~$1,337,311.32 Practical Challenges & Solutions
If you are looking to expand your library significantly, these methods are more efficient:
Steam Support generally does not offer a "buy all" package for standard consumers.