Balloon Stickies Plus is an iPhone application designed by Masako Sakanashi that allows users to effortlessly add speech balloons to their photos. The program offers a range of features including a straightforward user interface, various balloon styles, the ability to insert photos into speech balloons, voice input functionality, and the option to save data during editing. Additionally, users can write vertically, utilize child-safe mode, save images with frames and captions, replace backgrounds, crop images, apply cartoon filters, and incorporate effects like speed lines.

For those interested in using Balloon Stickies Plus, the process is simple. Users can select a photo from their album or take a picture with the camera. Adding a new balloon is as easy as double-tapping on the photo, with further customization available through the Balloon Editor by double-tapping on the balloon. Moving and resizing the balloons can be done through intuitive gestures, making it a user-friendly experience.