Alternativas ao SignMyEmails para Firefox com licença gratuita

• Firefox
  Todas as plataformas Windows Mac Linux Chrome OS Android iPhone Windows Phone iPad Android Tablet Windows S Web Firefox Windows Mobile Microsoft Office Outlook Chrome Thunderbird Mailbird Apple Mail Microsoft Office 365 Outlook Gmail
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7

WiseStamp

A extensão WiseStamp capacita sua assinatura de email em qualquer serviço de webmail (Gmail, Yahoo Mail, AOL, Hotmail, Google Apps ...)

• Freemium
• Windows
• Mac
• Linux
• Chrome OS
• Chrome
• Web
• Firefox