Get a BLACKROLL® roll- and workout for each body part, BLACKROLL® product or training level, all in one APP.
Ratings and Reviews
Great new updates for app
It’s nice to see the continual support for app. Thanks.
Cannot use the app
Can you fix JSON error that prevents me from using the app? It used to work well previously...
With Family Sharing set up, up to six family members can use this app.