Whitagram - white background for instagram 1.1.0
the author of this app says:
The easiest way to use the original size photos with white background.
Landscape and portrait photos can be uploaded to instagram.
add photo : Take new photo or Choose existing photo.
save : Save a photo to camera roll. (1200 x 1200 pixels)
to instagram : Directly send to instagram. (612 x 612 pixels)
What's New in version 1.1.0
Using/Editing Camera+ available.
- Requires iOS 5.0 or later.