AppUp is described as 'The Intel AppUp(SM) center is a simple, secure, one-stop-shop for netbook apps' and is an app in the Online Services category. There are six alternatives to AppUp for a variety of platforms, including Mac, Windows, Linux, Online / Web-based and Ubuntu. The best alternative is Npackd, which is both free and Open Source. Other great apps like AppUp are Snap Store (Free, Open Source), Mac App Store (Free), Deepin Software Center (Free, Open Source) and Get Mac Apps (Free).
Npackd (pronounced "unpacked") is an application store/package manager/marketplace for applications for Windows. It helps you to find and install software, keep your system up-to-date and uninstall it if no longer necessary.
The Snap Store gives you instant access to thousands of free and open-source applications. And now you can buy apps from some of the leading providers too. All our software is easy to find and install so you can have a customised desktop that suits you in no time.
The Mac App Store is the best place to find apps for Mac. No more boxes, no more disks, no more time-consuming installation. Just like the App Store for iPhone and iPad, click once to download and install any app on your Mac.
Deepin Software Center, aka DSC, is one of the most talked about applications of Linux Deepin. Installing new applications is just a one-click operation. DSC supports parallel downloading, resuming downloads, update notification and cache cleaning.
Milouz Market is a free software manager for Windows XP/Vista/7 32/64bits. It allows to download and install automatically a list of famous piece of software. Thanks a functioning community, it warms if an update is available.