Uplet - Uplet is an easy-to-use bulk Instagram uploader for Mac.
Flume - Flume is an elegant Instagram client for the desktop.
Latergramme - Schedule and manage your Instagram posts
Grum - Post on Instagram from your computer!
InstaGhost - Upload photos directly from your PC to your Instagram account without needing your phone, schedule...
Combin Scheduler - Plan Instagram Posts and Stories for Automated Publishing