Welcome to Firefox for Android Add-ons.
Add extra features and styles to make Firefox for Android your own.
CloseReview for Remove Duplicate Messages by deltakilo
Rated 5 out of 5 stars
Tried the newer 'alternate' version which did nothing. This add-on made easy work of deleting dupes that turned up after fixing corruption of my email files.
To create your own collections, you must have a Mozilla Add-ons account.