Check out this Free social media planning tool at https://planable.io
With Planable you can create 1 free account that gives you access to free social media planning for 1 channel of each social network.
Included are Facebook pages, facebook profile, Instagram, Twitter and Linkedin.
The great thing about this free social media planning tool is that you can work with teams by adding comments before a post gets live.
Teams can modify and approve posts after they agreed on the content.
The FREE Social Media planning tool includes up to 2 team members.