Alternativas a Dayspring para PlayBook con licencia comercial

• PlayBook
  Todas las plataformas Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Apple Watch iPad Android Tablet Kindle Fire Windows S PlayBook Web Self-Hosted Software as a Service (SaaS) Firefox Opera Safari Vivaldi Browser SeaMonkey BSD Windows Mobile Wordpress PortableApps.com Wine S60 Chrome HP webOS Adobe AIR Firefox OS K-Meleon GNU Emacs Cloudron ReadKit Leaf RSS Reader News+ FeedMe Slow Feeds Reeder Amazon Echo (Alexa Voice Service) NewsBlur Pocket The Old Reader
• Licencia comercial
  Cualquier licencia Licencia gratuita Licencia de código abierto Licencia comercial