Zendesk - Zendesk is a beautiful, lightweight help-desk solution.

Iconosquare - Schedule now. We'll post on Instagram for you later!

Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community

Later - Schedule and manage your Instagram posts

HelpScout - Help Scout is a simple, straightforward way to provide excellent support

Storyheap - Manage your SnapChat and Instagram stories.