Supported email programs for WiseStamp Follow Talia Eisenberg September 10, 2020 11:00 Updated Where can I use my signature? The WiseStamp signature can be used on virtually any mail program or CRM which support HTML signatures. Some of the major ones include: Gmail GoDaddy Horde Hotmail Mac Mail (computer and iPhone) Office 365 Outlook desktop app Roundcube Thunderbird Zoho Related articles My mail program isn't listed. How can I add my WiseStamp signature? The WiseStamp extension for Chrome Add your WiseStamp Mac Mail signature Comments 0 comments Article is closed for comments.