Multiline Calculator Basic

No long-click action, No state saving, No delay, No much texts, No Ads, No in app purchase, No internet access, No access permissions, No complex functions...


this is Multiline Calculator's initial version code based rebuild(lite) app
latest version get here : https://play.google.com/store/apps/details?id=pro.softblue.utility.calculator.MultilineCalculatorClassic