(2022-12-05) Henk Drevel: Works flawlessly, with tiny but very convenient countdown. Just what I needed. Thanks!
(2022-01-11) danilo almeida: Good
(2021-09-05) VobleR*{63}: Почему это хорошее расширение-отключается ?
(2021-05-21) Vadrif Draco: Simple, gets the job done. Would've preferred if choosing between minutes and seconds was a little easier (like radio button or something instead of combobox), but still, much better than all competitors. Thank you!