Save From Web - Instagram story, photo, and video downloader - Free, online, and one-click download.
Postedo - Simple Instagram scheduler that publishes for you
InstaDp.info - With InstaDp you can view instagram profile picture for free in full(original) size and download it right away.
Grum - Post on Instagram from your computer!
Instander - Instander is a free modification of the Instagram app for android. It contains many improvements over the original application. Instander has a lot of different improvements that give the user an edge over other Instagram users.
InstaGhost - Upload photos directly from your PC to your Instagram account without needing your phone, schedule...