English Japanese Universe

JBOYSOFT is iPhone iPad App
independent developer, publisher

  • App Store Link by iPhone, iPad, Mac


  • Old-App [ Notepad Jobs ](2012)
    1.1 temporary version for iOS 11

  • Calc Billion Junji
    Calc Billion Junji Long version
    App for iPhone iPad

I promise NO-Ads, NO-Tracking, and Safe for Children. with honesty until pass away.

Contact about App

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    e-mail address in Our App's support page