Sailforms Database for Android is a free download, and allows for creation of a "personal" database of tasks, lists, contacts and activities.

If you're looking to keep track of data on your Android device, PortoDB might be exactly what you need. Here's how to install and use this mobile database.

Build an Android app that monitors the user's location and then records this information to a Firebase database, so you can view the device's exact coordinates in realtime.

Here's a look at 10 real-world NoSQL use cases, demonstrating how companies from a variety of industries are employing this relatively new database.