Photo app addicts looking for a new thrill can get a double dose of filter fun with these apps that stitch two or more photos together. Tell a multifaceted story by combining images and adding layers of effects with these easy-to-share iOS apps.
- Diptic ($2, pictured at right) — Designed for both the iPad and iPhone, the 19 different available layouts and user-friendly interface will make you a photo-editing pro without ever touching complicated editing software. Even more editing and layout options are available with an additional in-app purchase. Share the designs directly to other apps that accept JPG files as well as to Facebook, Posterous, and Flickr communities.
- PicFrame ($1) — Build a photo collage of up to four pictures together in this highly rated app. With 16 adjustable frame layouts and image ratios beyond 1:1, it will take a lot of collage building before you get bored with PicFrame. The borders can be rounded and edited in different colors and patterns for a highly customizable experience. Share your work to Facebook, Tumblr, Flickr, and Twitter.