Top 19 Email Signature Software SaaS Companies in May 2026

Farnborough, England, United Kingdom

Email signature management solutions

Marseille, Bouches-du-Rhône, France

Deploy thousands of on-brand email signatures in just a few clicks, using pre-fill employee contact info. Design, manage and update email signatures across every employee’s device—from one dashboard.  Stop missing opportunities. Integrate highly-targeted marketing banners, calendar, rewards & more to all your email signatures to boost your business opportunities! Then, track their performance in our all-in-one dashboard.  Get the most out of your email signatures: 🌟 strengthen your brand image & awareness, ✊ ensure the commitment and information of your employees, 🎯 & accelerate your business opportunities through demand generation. Available on Microsoft 365 (Outlook) & Exchange. + Marketing automation tools such as Salesloft, Pardot, Outreach, Hubspot, Lemlist, etc. 🥇 Microsoft Gold Partner More than 1,000,000 users sign their emails with Letsignit. Among the historical references: Pernod Ricard, Sephora, Vinci Construction, Carglass, Stéphane Plaza, Suez, Kiloutou, Les Mousquetaires.

United States

WiseStamp is an email signature solution for both small and large companies. We help over 850,000 businesses and professionals worldwide to promote their businesses daily, become more visible, and demonstrate their professionalism. Our solutions: For small businesses – Create a professional email signature in less than 2 minutes with our award-winning generator. No HTML or design experience is needed. For companies – Create and manage email signatures for everyone in your company. WiseStamp email signature manager made for non-technical users. It's easy to use, you can make changes on the fly, assign and preview signatures, and create beautiful custom designs. Start a free 14-day trial, no credit card required. WiseStamp is a Premier Google Partner, winner of Mashable's Web Awards, and featured in all leading tech blogs. WiseStamp in numbers: » More than 850,000 active users » Tens of thousands of paying customers » More than 1,000,000,000 (1B) emails are sent with WiseStamp each year » More than 40 Apps » Users from 194 countries More: ☛ www.wisestamp.com

Barcelona, Spain

Mailsuite is a suite of tools to boost your relationships through email, with over 2 million active users. Mailsuite allows you to send mass campaigns, personalize them with Mail Merge, share documents, analyze document viewing, provide electronic signatures, and more.

San Francisco, California, United States

The smarter way to send email. We help marketing, sales, and IT teams unlock the power of employee email to guard their brand and grow their funnel. Manage company-wide email signatures, launch email ad campaigns, uncover sales insights, and meet compliance needs —all within a single platform.

Copenhagen V, Region Zealand, Denmark

Xink offers a powerful, web-based solution for centrally managing email signatures across Microsoft 365 and Google Workspace environments. With the intuitive interface, you can effortlessly create, update, and deploy professional email signatures for all users across all devices. Leverage your email signatures as a marketing tool to deliver targeted campaigns, boost brand visibility, and engage your email audience effectively. Follow us: X: @XinkInc Facebook: Xink Email Signature Software #Outlook365 #Gmail

Auckland, Auckland, New Zealand

Cumulo9 provides transformational business email services for delivering transactional email documents, marketing campaigns and tracked email signatures. Our email engine features industry best deliverability, tracking and reporting of important business emails. The following products provide best of breed solutions for your most popular communication platform Mailpost is the cost effective answer to transforming your essential email document delivery. We deliver millions of essential mail items like statements, invoices, payslips and contracts seamlessly via email with world-class deliverability and reporting Mailprimer 1-2-1 provides high-quality full HTML branding and a powerful everyday marketing platform for all your business email signatures. The difference is we report all clicked links and views as well as delivery of every email sent. Mailprimer 1-2many - High volume email campaigns and newsletters easily delivered through spam filters and firewalls with a measured 99.5+% success rate

Middletown, Delaware, United States

Zoviz turns any business name into a unique logo and a complete, ready-to-use brand identity—hundreds of templates for social media, business cards, email signatures, ads, a brand book, and more. All in your language, powered by our proprietary AI design engine. Why we’re different: Truly one-click: from blank page to full brand kit in under a minute. Global first: supports every language and script, from Arabic to Zulu. 100 % original: no stock icons, no third-party template APIs—everything is created in-house for exclusivity. Built for growth: download high-res vectors, keep brand assets synced, and update content on the fly as your business scales. Who we serve Entrepreneurs, SMBs, agencies, and side-hustlers who need pro-grade branding without the agency price tag or long turnaround times. Our mission We believe every idea—no matter where it starts—deserves a standout brand. By making world-class design instant, affordable, and language-agnostic, we help founders focus on what matters most: building their business. Ready to see your brand come to life? Start for free at Zoviz.com or message us here on LinkedIn.

Hyderabad, Telangana, India

Effortlessly control and create professional email signatures for all your employees from one central hub. Leverage the space below each signature to subtly market your brand and services using clickable banners, videos, custom buttons etc.,

San Francisco, California, United States

Office365, G-Suite, and Salesforce email signatures, campaigns and analytics. Centralized management. Compare to Exclaimer, Xink, Codetwo and Sigstr