The largest seasonal sale is the Steam winter sale, but there is also the notable Steam summer sale. If you’re patient, you can stock up on games during these sales and play them throughout the rest of the year - or at least until the next sale. Additionally, check out huge Steam seasonal sales when almost everything on the Steam market is discounted.These sales bring a variety of discounts and you can sometimes even get free Steam games, though play may be limited to a certain time frame. They are constantly running small sales - a daily deal, weekly deals, mid-weekly deals and weekend sales. Your discount or reward will be automatically taken off when you purchase an applicable game or product. Enter your Steam coupon code in the box.Click on the “Games” tab at the top of the page and then “Activate a product on Steam.”.Stay tuned for all the latest on what Steam has to offer. Almost every game on the Steam market regularly goes on sale and you’ll frequently see up to 80% off specials. If you can be patient, you’ll save a huge amount of money on PC games. Steam is all about the sales, which is a big advantage of Steam over traditional consoles.