Based on our record, Steam Inventory Helper should be more popular than AllKeyShop. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Keysites my friend allkeyshop.com/blog/ is your friend, I never pay full price unless its a PS only game. Source: about 2 years ago
I think I used steam in conjunction with https://steaminventoryhelper.com/. Source: over 1 year ago
Only thing I can think of would be https://steaminventoryhelper.com/ But I don't think it's open source :(. Source: almost 2 years ago
GG.DEALS - Very good and clear site for best deals.
Enhanced Steam - A Chrome and Firefox browser extension that enhances the Steam storefront with all kinds of extra...
IsThereAnyDeal - "When the price is right, you will play all night."
Augmented Steam - Enhanced Steam fork by IsThereAnyDeal.
GoCDKeys - Gocdkeys is your video game prices comparison site. Compare prices for Digital download, PC, Xbox one, PlayStation 4 and many other platforms!
Steam Tools Hub - A set of Steam related WebApps built around trading cards, emoticons and backgrounds.