Apps propose

https://www.microsoft.com/en-au/store/apps/windows?icid=TopNavSoftwareWindowsApps

https://www.apple.com/au/ios/app-store/

https://chrome.google.com/webstore/category/apps

http://www.samsung.com/au/apps/mobile/

https://www.dreamgrow.com/top-15-most-popular-social-networking-sites/