PixelLab - Text on pictures

Adding stylish text, 3d text, shapes, stickers and drawing on top of your picture has never been easier. With a simple and clean interface that lets you focus on whatever you're doing, a wide selection of presets, fonts, stickers, backgrounds, more than 60 unique options that you can customize and of course your imagination, you'll be able to create stunning graphics and amaze your friends straight from your phone or tablet.

If you want to see the app in action, here is a YouTube playlist that contains some tutorials : https://www.youtube.com/playlist?list=PLj6ns9dBMhBL3jmB27sNEd5nTpDkWoEET