What are some alternatives?
When comparing Phot-Awe and picinfinity, you can also consider the following products
PhotoALBM - Online social photo sharing community.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Flickr - image and video hosting website
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
ImageShack - Unlimited space to host images, easy to use image uploader, albums, photo hosting, sharing, dynamic image resizing on web and mobile.
Buddy Image - Buddy image is an image hosting site with unlimited storage, and up to 8mb per image.