vu - Dead simple Instagram client for Mac
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
4K Stogram - Free Instagram Downloader for macOS, PC and Linux. Search, download or backup Instagram photos shared by any user. Follow your favorite photographers and stay tuned!
GIMP - GIMP is a multiplatform photo manipulation tool.
Uplet - Uplet is an easy-to-use bulk Instagram uploader for Mac.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.