I've tried various versions of Noprocrast as a chrome and safari extensions. I feel like that it falls into the category of that it will be 50/50 that it will

I've tried various versions of Noprocrast as a chrome and safari extensions. I feel like that it falls into the category of that it will be 50/50 that it will work for you or not. For me I would eventually circumvent the whole thing anyways. You may also want to think about why you are procrastinating? Then figure out how to alleviate that.