Rated 5 out of 5 stars

per Firefox user 9fc10c el nov. 1, 2017 ·

This app is invaluable and I have many files stored in this format.
I just can not be without it. Will I be forced to use older versions of Firefox?
Or even better, I stop using FF at all.

This review is for a previous version of the add-on (5.2.0).