What are some alternatives?
When comparing Phot-Awe and Lynkgram, you can also consider the following products
PhotoALBM - Online social photo sharing community.
Flume - Flume is an elegant Instagram client for the desktop.
Flickr - image and video hosting website
Instagram - Instagram is a mobile, desktop, and Internet-based photo-sharing application and service that allows users to share pictures and videos either publicly, or privately to pre-approved followers.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Uplet - Uplet is an easy-to-use bulk Instagram uploader for Mac.