Supported Email Programs WiseStamp fully supports all the major mail platforms and email programs out there: Webmails: Gmail (including Google Apps) Yahoo mail Hotmail Outlook.com Inbox by Gmail (PC) Office 365 GoDaddy Mail.com* AT&T* Other Mail platforms*: Outlook Mac Mail (Apple mail) iPhone (iOS Mail app only) Postbox Aweber bell.net, Boxy Fastmail Horde / Cpanel Hotmail, me.com Optonline Outlook for Mac OVH Postbox Roundcube Salesforce Silversky Telus.net Thunderbird Vistaprint Zimbra Zoho *Some mail platforms require a PRO account. Upgrade now! Updated on January 1, 2020 Tagged: GmailMac MailOutlooksignaturesupported mail programsWiseStampYahoo Was this article helpful? Yes No Related Articles How do I add the signature to my iPhone? The signature is in my Gmail signature settings, but I don’t want it on every email. Google Connect Signature: How to add your WiseStamp signature when replying or forwarding WiseStamp For Mac Mail WiseStamp For Outlook How do I download the WiseStamp extension?