Paribus - Find out for free if online stores owe you a refund!
Smaato - Smaato is a mobile-first platform and free ad server for publishers & app developers.
Lolli - Earn bitcoin when you shop online
Vungle - Vungle helps mobile application developers promote and monetize their apps through in-app video trailers.
Slice Watch - Get an email when an item you've added drops in price 💸
Widespace Summit - Summit is a full-stack programmatic ad platform and marketplace designed specifically to deliver branding campaigns on mobile.