Software Alternatives, Accelerators & Startups

eM Client VS Sigsync

Compare eM Client VS Sigsync and see what are their differences

eM Client logo eM Client

eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat.

Sigsync logo Sigsync

Sigsync Email Signature is a web-based secured and centrally managed email signature solution.
  • eM Client Landing page
    Landing page //
    2023-02-04

โ†’ all major services supported (including Gmail, Exchange, iCloud, and Outlook365) โ†’ automatic set up for most email services โ†’ simple and fast data import from all major email apps (including Microsoft Outlook, Outlook Express, Windows Mail, Thunderbird, Incredimail and more). โ†’ touch support for touch-enabled laptops, tablets and hybrid devices โ†’ super-fast search that finds any email, contact or attachment in seconds โ†’ Online Meetings support (for Zoom, MS Teams, Google Meet) โ†’ unique email features, such as Watch for Reply, Snooze Email, or Send Email Later โ†’ the interface is customizable in the most comprehensive way on the market (including custom themes and an advanced visual Theme Editor)

  • Sigsync Sigsync Homepage Screenshot
    Sigsync Homepage Screenshot //
    2025-05-16

Sigsync Email Signatures for Office 365 is a Microsoft-approved, cost-effective, and user friendly email signature management solution. With Sigsync, you can choose from hundreds of professional templates or use the freehand signature generator to create a customized, professional email signature.

Sigsync

$ Details
freemium
Platforms
-
Startup details
Country
United States
State
Delaware
Employees
20 - 49

eM Client features and specs

  • Email
  • Calendar
  • Task management
  • Events
  • Contacts
  • Notes
  • Chat
  • Online Meeting
  • Watch for Reply
  • Snooze Email
  • Send Email Later
  • All Attachments view
  • Cloud attachments
  • Translation of emails
  • Encryption

Sigsync features and specs

  • Web-based Office 365 signature
    Sigsync is compatible with all modern browsers and devices, including desktops, laptops, mobile phones, and Mac computers. As a cloud-based signature solution, it ensures uniform, up-to-date, and consistent signatures across all email clients, such as Apple Mail, Thunderbird, and Outlook. Find out more for a full list of supported platforms.
  • Free email signature templates
    Sigsync signature gallery offers hundreds of ready-to-use email signature templates to meet all your needs. You can use these email signature templates as a starting point and easily customize them by editing its fields, including text, images, color, and font, to create a professional signature in just a few minutes.
  • Full-fledged signature editor
    Sigsync email signature editor is feature-rich and user-friendly, allowing you to create graphical HTML signatures without needing any technical skills. You can easily place drag-and-drop components wherever you prefer, and use the dynamic Active Directory (AD) fields to automatically include personal, address, and contact information
  • Highly secure and reliable
    Sigsync adheres to Microsoft's email flow guidelines and leverages Azure cloud services for email processing. Additionally, it is ISO/IEC 27001:2013 certified and uses OAuth 2.0 secured authentication with TLS encryption. It is also GDPR and HIPAA compliant, guaranteeing the highest level of security and privacy for email communications

Analysis of Sigsync

Overall verdict

  • Sigsync is a well-regarded cloud-based email signature management solution for Microsoft 365 and Exchange, offering centralized control, robust design capabilities, and reliable server-side signature deployment, making it a solid choice for organizations seeking consistent branding.

Why this product is good

  • Centralized management of email signatures across an entire organization from a single dashboard
  • Server-side signature injection ensures signatures appear consistently on all devices, including mobile and webmail
  • Integrates seamlessly with Microsoft 365, Exchange Online, and Exchange on-premises
  • Offers a user-friendly signature designer with templates, banners, and dynamic Active Directory fields
  • Supports marketing campaigns, disclaimers, and social media links within signatures
  • Provides features like signature scheduling, analytics, and one-click surveys
  • Maintains security and compliance with data protection standards

Recommended for

  • Small to large businesses using Microsoft 365 or Exchange
  • Organizations that need consistent branding across all employee emails
  • Marketing teams wanting to run campaigns and banners through email signatures
  • IT administrators seeking centralized, server-side signature control
  • Companies requiring legal disclaimers and compliance in email communications

eM Client videos

eM Client Review - Best email client for Windows!

More videos:

  • Review - Outlook vs. eM Client - Mail Software comparison
  • Demo - eM Client Overview

Sigsync videos

How to set up Office 365 email signatures with Sigsync?

More videos:

  • Tutorial - How to create and edit email signature templates in Sigsync?

Category Popularity

0-100% (relative to eM Client and Sigsync)
Email
97 97%
3% 3
Office & Productivity
0 0%
100% 100
Email Clients
100 100%
0% 0
Calendar
100 100%
0% 0

Questions & Answers

As answered by people managing eM Client and Sigsync.

What makes your product unique?

Sigsync's answer:

Sigsync offers a centralized solution for managing email signatures across all Microsoft 365 users, ensuring consistent branding and professional communication. It supports both server-side and client-side signatures, allowing automatic signature addition on all devicesโ€”desktop, mobile, and webโ€”without user intervention. With Active Directory integration, Sigsync dynamically populates user details such as name, designation, and contact information, making signature management effortless. Users can also preview their signatures in real-time while composing emails in Outlook or OWA. Sigsync ensures compliance with GDPR, HIPAA, and other regulations through secure, encrypted data handling and provides a wide range of customizable templates, making it an ideal choice for businesses of all sizes.

Why should a person choose your product over its competitors?

Sigsync's answer:

Sigsync stands out with its centralized email signature management for Microsoft 365, allowing administrators to create, manage, and deploy consistent signatures across all users without manual setup. Unlike many competitors, it offers both server-side and client-side signature options, ensuring signatures appear on all devices, including desktops, mobiles, and web clients. Its seamless Active Directory integration automatically populates user details, eliminating manual updates. Sigsync also provides real-time signature preview in Outlook, compliance with GDPR and HIPAA, and a wide range of customizable templates, making it a secure, versatile, and user-friendly choice.

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare eM Client and Sigsync

eM Client Reviews

10 Best Alternatives to Microsoft Outlook to Try in 2023
If you have multiple email accounts and want a neat way to organize them, eM Client can be a good option to consider. It has a few unique features, such as the Sidebar view, which can help provide context and improve productivity. Plus, it offers a range of integrations. Unfortunately, it doesn't have a reliable mobile app for now, but the iOS and Android apps are in the...
Source: mysignature.io
11 Top Outlook Alternatives to Try
One point in eM Clientโ€™s favor is its free version. However, its features are pretty limited. For example, you can only use it with two email addresses, and the only customer support option is the user forum.
Source: kinsta.com
10 BEST Outlook Alternatives in 2023
EM Client is a strong competitor of Outlook that has a easy-to-use interface. This application helps you to manage email, calendar, contacts, and tasks. It can be used for Windows and Mac.
Source: www.guru99.com
10 Alternatives to Thunderbird Reddit โ€“ Ease Your Email Life!
EM Client offers you search beyond Thunderbird and also allows you to search folders within eM Client. Tags, folders, and flags can all be customized.
Source: droidpile.com
Best Alternatives to Thunderbird
eM Client provides some unique features to enhance your workflow and lets you efficiently organize your emails. eM Client is compatible with different platforms, like Windows and Mac. This email client is easy to setup and you need not to follow typical technical steps. You just need to select a theme, enter your email address, and the rest is taken care of by the application.

Sigsync Reviews

  1. Jayjenny
    ยท Owner at Maid in T.O ยท
    The Best Tool We've Found for Managing Office 365 Signature

    After trying several email signature solutions, Sigsync easily became our go-to-tool for office 365. The centralized management feature is a huge plus- we can control all employees signatures from one place, ensuring brand consistency across departments. It integrates perfectly with Outlook, OWA, and mobile devices, which means our signatures look identical no matter how the email is sent. The setup was quick, and the support team guided us through everything. We've been using it for over a year now, and it has worked flawlessly with minimal maintenance.

    ๐Ÿ Competitors: CodeTwo, Exclaimer
    ๐Ÿ‘ Pros:    Centralized control for all office 365 signatures|Consistent formatting across all devices|Excellent support and easy setup
    ๐Ÿ‘Ž Cons:    The dashboard takes a little time to get used to at first
  2. jacobvinci
    ยท Network Administrator at Rivell LLC IT Team at Rivell LLC ยท
    The Drag-and-Drop Editor Makes Signatures Design So Easy

    Designing email signatures used to be a pain -- but with Sigsync's drag-and-drop editor, it's actually enjoyable. The interface is intuitive and allows you to build beautiful, professional signatures without any coding. We created templates with company logos, social icons, banners, and legal disclaimers in minutes. The live preview helps ensure everything looks perfect before applying. Even non-technical team members could make updates confidently. It's a well-thought-out features that saves both time and effort.

    ๐Ÿ Competitors: Exclaimer, Xink
    ๐Ÿ‘ Pros:    Easy drag-and-drop signatures designer|Live preview and instant updates|Perfect for both it and non-technical users
    ๐Ÿ‘Ž Cons:    A few more ready-made templates would make it even better
  3. Joe Otto
    ยท Sales Operations & Enablement Leader at Deloitte ยท
    Seamless Azure AD Integration --- No More Manual Updates

    Sigsync's Azure AD integration has been a game changer for us. Before this, updating contact details in every employee's signatures was a tedious manual process. Now, everything syncs automatically from Azure AD -- phone numbers, job titles, and even department names update instantly across all users. This not only saves IT team a lot of time but also ensure 100% accuracy in user information. The automation is seamless, and it feels great not having to worry about outdates details in signatures anymore.

    ๐Ÿ Competitors: Exclaimer, CodeTwo
    ๐Ÿ‘ Pros:    Automatic user info updates from azure ad|Saves tons of times for it and hr teams|Simple ad reliable syncing
    ๐Ÿ‘Ž Cons:    Would love to see even more azure ad field customization in future updates

Social recommendations and mentions

Based on our record, eM Client seems to be more popular. It has been mentiond 4 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

eM Client mentions (4)

  • Spark/xtra issues
    Also, if you're also trying to use Xtra email in Microsoft Outlook, also expect problems. Outlook is also crap. There are other email application options. Em Client (emclient.com) is an excellent alternative to Outlook. Source: almost 3 years ago
  • What's the biggest missing piece of the puzzle in the self-hosted universe?
    Totally agree on the security risk. On the other hand setting up, maintaining and explaining PGP for non-technical users usually leads to not using encryption at all, which is by far less secure than a self-managed PGP gateway on a private mail server setup. I'm aware of the few UX friendly implementations like eM client or pEp, but even those are for most not easy or "automatic" to use. (especially without good... Source: over 4 years ago
  • What are your favorite Productivity Apps/Tools? Here are mine
    I use EmClient for my email/calendar on Windows desktop. Source: over 4 years ago
  • Native mail client wonโ€™t load any mail from multiple accounts
    There is Thunderbird email client (Free) and Em Client (free for 2 email addresses) as well. Source: over 4 years ago

Sigsync mentions (0)

We have not tracked any mentions of Sigsync yet. Tracking of Sigsync recommendations started around Jun 2021.

What are some alternatives?

When comparing eM Client and Sigsync, you can also consider the following products

Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!

Exclaimer - Exclaimer is the industry's leading provider of email signature solutions, empowering businesses to unlock the potential of email as a key digital advertising channel.

Mailbird - Mailbird is the best email client for Windows 7, 8 and 10

CodeTwo - The world of solutions for Exchange Server, Office 365 and Outlook. Check out our Windows-certified applications for Microsoft messaging platforms.

Microsoft Outlook - Organize your world. Outlookโ€™s email and calendar tools help you communicate, stay on top of what matters, and get things done.

Email Signature Rescue - Create, manage and deploy beautiful customized HTML signatures in any email client.