Welcome to Firefox for Android Add-ons.
Add extra features and styles to make Firefox for Android your own.
CloseReview for Quickfile by Manuel
Rated 5 out of 5 stars
Quickfile was excellent, unfortunately it's not maintained any more. But there is an alternative. Check the nostalgy add-on. It has equivalent functionality but more features.
https://addons.mozilla.org/af/thunderbird/addon/2487/
To create your own collections, you must have a Mozilla Add-ons account.