Alternativ till Simple Todo för Kindle Fire med kommersiell licens

• Kindle Fire
  Alla plattformar Windows Mac Linux Chrome OS Android iPhone Apple Watch Android Wear Pebble iPad Android Tablet Kindle Fire PlayBook Web Self-Hosted Software as a Service (SaaS) Firefox BSD F-Droid Apple Messages Chrome Install Chrome Extensions Google Chrome to Phone Todo.txt
• Kommersiell licens
  Eventuell licens Gratis licens Open Source-licens Kommersiell licens