Tool	Count	% of tools	% of edit count
Undo	1,380	37.6%	32.3%
Twinkle	1,367	37.3%	32%
Generic rollback	891	24.3%	20.9%
IABot	21	0.6%	0.5%
Redirect	7	0.2%	0.2%
5 tools	3,666 Some tool usage overlaps (e.g. rolling back to a revision that is a redirect counts as Rollback and as Redirect), so the total of edits made with each tool may differ from the grand total.

Request that a new (semi-)automated tool be added