Profit First Calculator - Calculate business accounts using the Profit First method
Margin Calculator - We Are From Business Community And Helping Business Owners To Calculate Margin, Profit, And Loss.
SC Shipping Rates Calculator - Show a shipping calculator with geolocation on your cart page.
FB ads budget calculator - Easily calculate your Facebook ads profit potential
Online Shipping Calculator - A fast and easy way to compare shipping costs of packages originating in the United States.
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.