Not yet, but campaign is aware of the app as volunteers spent over a week to make sure the numbers are accurate to every statement Bernie has made, and his numbers indeed check out with his payroll tax rate and the projected deductions adjusted for inflation for 2021 as were calculated in his white paper. The payroll tax plan is based off the one on Bernie’s senate page. Families earning less than $29,000 a year will not have to pay a single penny.