4 ms·Whoop replacement noop 10.0 released4 points by mp3geek 1mo agoCider9986 1mo agoHas anyone used this? This could be awesome considering you can just get the strap for the cost of shipping last time I checked.mp3geek 1mo agoAuthor here, works fine. Using either whoop 4 or 5. Whoop 4 is more supported