iNoJB - iNoJB, formerly iNoCydia, is an amazing Cydia alternative requiring no jailbreak!
MacMenuBar - A curated directory of 200+ Mac menu bar apps
Apple App Store - Install apps on your iDevice via the App Store.
Altstore - A home for apps that push the boundaries on iOS
Cydia - An alternative app store for jailbroken devices.
Intercom App Store - Integrate with Intercom and grow your business