Alternatívy programu SlideMail pre PortableApps.com s komerčnou licenciou

• PortableApps.com
  Všetky platformy Windows Mac Linux Chrome OS Android iPhone Apple Watch Android Wear iPad Android Tablet Windows S Web Self-Hosted BSD Haiku PortableApps.com Slack F-Droid Chrome Ruby Gmail Cloudron Amazon Echo (Alexa Voice Service) PureOS (Purism)
• Obchodná licencia
  Akákoľvek licencia Bezplatná licencia Licencia Open Source Obchodná licencia