Yes, you can schedule multiple posts using
PosterMyWall’s social media tool. To schedule a post, go to My Stuff, choose your design, and click 'Publish'. Select 'Social Media', add a caption, choose your page(s), and click the calendar icon to schedule. Set the date and time, then click 'schedule'. Your post will be published to the selected social media network(s) and page(s) at the scheduled time.