Resilio Sync is a cloud storage solution for people who don’t trust cloud storage. It creates a cloud storage server on your personal computer. The app lets you sync your files, photos, videos, audio, etc from your computer to your phone and back again. Thus, you get the cloud storage experience without having to trust your data to a third party. The desktop and mobile apps are easy enough to setup and the UI is functional. There is a pro version with some extra features, but the free version does the basics just fine.
Let's be honest: Tasker is very intimidating. But we recognize that this is perhaps the most powerful app available in Google Play. With it, you can script basic actions for your Android to perform when specific conditions are met—like flash the LED when you receive a text message. Learning to use something this powerful can be tricky, but the rewards seem worth it. Android App
In a world rife with messenger apps, WhatsApp is among the most successful, boasting an enormous and dedicated user base. Add to that an integrated web version that lets users take their chats to the desktop. Recently, this app was bolstered by encrypted messaging provided by the minds behind Signal. It might just be the largest secure messaging service out there. Android App