Looking to stay productive while on the go? Your Android phone can do a lot more than scroll social media. With the right apps, it becomes a complete mobile office. This guide highlights the best apps for writing, calculating, presenting, storing files, and even scanning documents so you can work smarter wherever you are.

In the past, “scanning documents” meant using a dedicated scanner to convert the physical document into a PDF or image file. Nowadays, however, you can simply scan documents on your phone. The camera feature has made it incredibly easy to capture an image of your document.

Remember in 2012 when Dropbox’s data, which contained details of around two-thirds of its customers, were leaked? At the time, Dropbox reported that a collection of users’ email addresses had been stolen, but it wasn’t until recently that the company discovered that passwords had been stolen as well.