Softplanet
Automatic Call Recorder
Automatic Call Recorder is an app that lets you record calls on your cellular phone. Installing Automatic Call Recorder on your Android phone gives you a number tools to record and save important phone calls. The app records calls you want and initially stores them in an inbox on your phone.
Fingerprint Pattern App Lock
Fingerprint Pattern App Lock protects individual apps from unauthorized access. Individuals choose a fingerprint, PIN, or swipe code to lock each app. In seconds, users can add another layer of security to their devices.
F-Droid
This is an open-source and account-free substitute application for the Google Play Store. This is an app store for Android and carries the extra benefit of not needing to have an account to download anything. All of the apps are open source and their source code is freely available to every developer can tweak things to his personal ideal.
Adblock Plus for Android
Adblock Plus is an ad-blocking application developed by Adblock Plus. On a standard Android device, Adblock Plus can block most of the advertisements you'll come across when connected to a Wi-Fi connection. For those that can root their device, Adblock Plus has the bonus of being able to block the same advertisements when you're using mobile data as well.
VPNhub
VPNHub is a VPN application developed by AppAtomic LTD. This application gives users free access to a VPN. By using VPNHub, you gain access to a free VPN server at a single location but that can be enough if you are using VPNHub just for your privacy.
SHAREit
SHAREit is a file-sharing application developed by SHAREit Technologies Co LTD. As with other file-sharing programs, SHAREit uses a protocol that's 200 times faster than file-sharing over Bluetooth but SHAREit lets you share with more platforms and devices. For example, Android users can easily share their files with iOS users despite many of the restrictions Apple puts on their operating system.