**Your automatic email signature requires you to be able to edit a complete HTML signature, which is not currently possible with all email software, especially on mobile devices.

That's why we advise you to choose these programs for a total experience:

Android

• MailDroid](https://play.google.com/store/apps/details?id=com.maildroid&hl=fr)
• Spark](https://sparkmailapp.com/fr/download)

iOS

• Spark

Microsoft Windows

• Mozilla Thunderbird](https://www.thunderbird.net/fr/)
• Mail Bird](https://www.getmailbird.com/fr/)

Apple MacOS X

• Mozilla Thunderbird](https://www.thunderbird.net/fr/)
• Spark](http://sparkmailapp.com/fr/download)

Linux

• Mozilla Thunderbird](https://www.thunderbird.net/fr/)