Alternativa zBuilderu za Microsoft Office Outlook sa besplatnom licencom

• Microsoft Office Outlook
  Sve platforme Windows Mac Linux Chrome OS Android iPhone Windows Phone iPad Android Tablet Web Software as a Service (SaaS) Microsoft Office Outlook Outlook Install Chrome Extensions
• Besplatna licenca
  Bilo koja licenca Besplatna licenca Licenca otvorenog koda Komercijalna licenca