Lifetime Free - No Ads - Forever Free Updates - No in-app purchases Replace your iPhone calculator with iCalculator X All Features are Available to all & Free to use without any special purchase or unlocks. iCalculator X has most of the premium features for Free to which you would have been required to pay for. iCalculator X Features - - Basic Calculator - History Tape ( Calculation history ) - On-screen delete button - Addition, Subtraction, Division, Percentage, is equal to Indicators on the screen - Easy Percentage Calculator ( Unique Feature ) - Volume Converter - Mass converter - Length converter - Area converter - Speed converter - Power Converter - Energy converter - Temperature Converter - Time converter - BMI Calculator ( Coming Soon ) - Simple interest calculator ( Coming Soon ) - Compound interest calculator ( Coming Soon ) - 150+ Currencies Converter ( Coming Soon ) - Time Zone converter ( Coming Soon ) This is the Ultimate Replacement to the default iPhone Calculator & a boon to the iPad users who does not have an inbuilt calculator. If You liked the App, then Kindly Show us Some Love by giving an honest review & you could even buy us a Coffee if you want from the app itself.