How to post to multiple Facebook Pages at the same time

Here is how to post to multiple Facebook Pages at the once using OneUp.

If you are the admin of any Facebook Groups, you can also post to them at the same time using OneUp.

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OneUp's website can be found here: https://www.oneupapp.io/

Reviews of OneUp can be found on Capterra: https://www.capterra.com/p/179588/OneUp/