The Pages Manager Suite mobile app gives you the ability to manage your business presence on both Facebook and Instagram.
You can:

Share with more people and reach more customers.
Easily interact with people interested in your business.
See practical and up-to-date insights on both Instagram and Facebook.
New function
Overview of your business on the homepage. On the new home page, you can view all the messages, comments, activity, and key insights from your selected Facebook Page and Instagram account for a quick prioritization process.
You can change the Facebook Page and Instagram account you're viewing by tapping the icon in the top left corner and choosing a different business.
Manage on both Facebook and Instagram. With Meta Business Suite, you can:
Create, schedule, and manage posts and stories on both Facebook and Instagram.
View activity and notifications on Facebook and Instagram.
Manage communication in your Facebook and Instagram Inbox, and set up autoresponders to save time.
Create and manage ads in both locations.
View insights on Facebook Pages and Instagram accounts.