EJuice Calculator is the original US Based simple and intuitive calculator. This tool was designed for simplicity and accuracy. Most users call it the EJuice Me Up for Android! Features: 10 Flavors Calculation. 260+ Pre-populated Flavors List. Search Engine in Flavors, Recipe Lists. AutoCalc. Watchdog. 7" and 10" Phones and Tablet support. No Ads. Built by a Vapor and DIY'er.