Best Email Signature Software For Mac
Top picks for Email Signature Software available for mac
9.8
SpotScore
Make your emails stand out with every signature.
Compatible with Mac
Free Trial available
Freemium not available
Newoldstamp offers custom pricing plan
8.6
SpotScore
Unleash your creativity with personalized email signatures.
Compatible with Mac
Free Trial available
Freemium not available
8.0
SpotScore
Create professional email signatures with ease.
Compatible with Mac
Free Trial available
Freemium not available
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List of the Best Email Signature Software For Mac as of September 2026
9.8
SpotScore
Newoldstamp
Make your emails stand out with every signature.
Best for: SMB teams · Mid-market · Enterprise
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What is Newoldstamp?
Newoldstamp is a software that allows you to develop your own customized and useful email signatures for any number of email accounts. Ideal for individuals or small businesses that send a high volume of emails, Newoldstamp provides useful filtering and searching capabilities, easy-to-use ...
Read more about NewoldstampNewoldstamp offers custom pricing plan
8.6
SpotScore
Crossware Mail Signature
Unleash your creativity with personalized email signatures.
Best for: SMB teams · Mid-market · Enterprise
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What is Crossware Mail Signature?
Crossware Mail Signature software replaces the default email signature in Microsoft Outlook with one of your own design. It uses an Outlook Add-in to insert a customizable signature, designed by you, into every outgoing email message. It supports plain text signatures as well as HTML-formatted ...
Read more about Crossware Mail Signature
Spotsaas Ads
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8.0
SpotScore
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What is Htmlsig?
Htmlsig is a software application that allows users to create, edit, and manage html email signatures for one or more email accounts. The Htmlsig software application sits alongside your email program and parses the incoming messages as they are being delivered to your email box, adding new ...
Read more about HtmlsigAbout the reviewer
Rajat Gupta is the founder of Spotsaas. Over the past two years, he has reviewed 2,000+ tools across CRM, HR, AI, and finance — applying hands-on product research and a background in commerce and the CFA program to evaluate software through a business and ROI lens. His goal: help teams make software decisions they won't regret.
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].