Apple App Store - Install apps on your iDevice via the App Store.
Windows Remix - Web-based batch software installer with zero dependencies. Recommended first visit after reinstalling Windows or buying a new laptop.
AppRecs - AppRecs sorts through reviews in the App Store and automatically helps you filter out inauthentic results.
Scoop - A command-line installer for Windows
GetJar - Discover and play paid apps and games for free.
Aiiguide - Aiiguide is a library of more than 200,000 applications that you can download and install on Windows and macOS.