Alternatívy programu iGTD pre PortableApps.com s licenciou zadarmo

• PortableApps.com
  Všetky platformy Windows Mac Linux Chrome OS Android iPhone Blackberry Blackberry 10 Apple Watch iPad Android Tablet Kindle Fire Web Self-Hosted Software as a Service (SaaS) Firefox Opera Safari Internet Explorer BSD PortableApps.com Chrome Microsoft Edge HP webOS Outlook Gmail Firefox OS GNU Emacs
• Bezplatná licencia
  Akákoľvek licencia Bezplatná licencia Licencia Open Source Obchodná licencia