Alternativy k Snooze Your Email for Gmail pro Gmail s licencí open source

• Gmail
  Všechny platformy Windows Mac Linux Chrome OS Android iPhone Web Self-Hosted Firefox Microsoft Office Outlook Chrome Thunderbird Apple Mail Gmail Sparrow Mail Pilot Acompli Mailbox FastMail
• Licence Open Source
  Jakákoli licence Bezplatná licence Licence Open Source Komerční licence