Browse
Browse through all your photos, your followers, the people you follow, or any one in the Instagram community, and their photos.
When browsing through your photos, you can choose how you want to view them: in a list, in thumbnails, full screen or in a slideshow.
Swipe through photos and zoom by pinching.
You can add comments, like photos, follow and unfollow users.
Share
Share photos via email, Facebook, Twitter and Tumblr.
Share your photos by playing a slideshow with music. Or if you have a lager audience stream it via AirPlay or with an external display cable.
Download, Upload to Flickr
At any time you can choose to download one or several photos to your Photo Library or Stack.
You can easily download all your photos from Instagram to the Photo Library and upload them to Flickr.
Note: Flickr add-on requires a one time in-app purchase.
Stack
Keep track of your favorite photos by sending them to the Stack.
The Stack is a saved collection of images that you have liked or would like to come back and view at a later time. The Stack is available whether you’re online or not.
Flickr, Facebook, Box, DropBox, Google Drive, SkyDrive
Access your Flickr, Box, DropBox, Google Drive, SkyDrive, or Facebook photos in the same way you access your Flickr photos. *Access to Flickr requires in-app purchase.
Save photos from Instagram to DropBox, Box, Google Drive, or SkyDrive.
Designed to provide a seamless experience regardless of the source.
Also available as an Add-on
If you already have PhotoExplorer, PhotoStackr for 500px, or Photo Stackr for Cloud you can do a one time in-app purchase to enable access to PhotoStackr for Instagram
Designed to provide a seamless experience regardless of the source (Instagram, 500px, Flickr, DropBox, Box, Google Drive, SkyDrive).
Universal
As an universal application you can enjoy PhotoStackr for Instagram on your iPad, iPhone and iPod Touch with iOS5.