Email Service Providers (ESPs)

What are Email Service Providers (ESPs)?

Email Service Providers (ESPs) offer a centralized platform to send, receive, route and automate email messages. With email communication now utilized as an official method of communication across businesses today, ESPs have expanded their capabilities to offer more than just the means to send and receive emails.

Our list of email service providers on this page serve as top alternatives to more common and mainstream platforms such as Microsoft Outlook and Google Mail (Gmail).

Advanced functionalities of Email Service Providers (ESPs)

  • Filtering out suspicious emails, for added security: While many leading ESPs already offer inbuilt phishing detection capabilities, many ESPs can integrate with dedicated email security tools to further enhance protection.
  • Scheduling and collaboration: This includes sending automatic out-of-office replies, which can be customized, both in terms of messaging as well as the timeframe you’d want the reply to be sent. Inbuilt calendar functions and event management (which detect multiple time zones and suggest appropriate meeting times) further ensure users need not depend on a separate calendar application to schedule and be reminded of meetings.
  • Intelligent email response suggestions, tagging and summarization: From suggesting possible replies to an email, to summarizing transactional emails such as bills, utilities, flights and accommodation, top ESPs offer a system that is more in line with a collaborative and unified workspace.
  • Integration with email marketing platforms: ESPs are one of the most common integrations for email marketing platforms, as they form the foundation for automatically sending promotional or transactional emails – often in bulk.

Top 10 Email Service Providers

Mailfence / Zoho Mail / BlueMail / Proton Mail / Titan / Spike / Mailspring / eM Client / StartMail / Runbox

WH Score
7.9
Mailfence
0reviews
Starting Price:$3.5 per user / per month
Mailfence is a comprehensive email service designed to prioritize user privacy and data protection. Based in Belgium, the platform offers a range of features to ensure that emails and other personal information are kept secure from prying eyes. One of the key selling points of Mailfence is its commi...
WH Score
7.9
StartMail
0reviews
Starting Price:$4.99 per user / per month
StartMail is a highly secure and encrypted email service that puts user privacy first. With a range of features designed to prioritize security and anonymity, StartMail offers users the peace of mind that their emails are protected from tracking, profiling, and other potential security threats.One o...
WH Score
7.9
eM Client
0reviews
Starting Price:$0 per device / per year
eM Client is a versatile email client designed for both Windows and macOS users. With a range of features such as inbox categories, artificial intelligence, and encryption, eM Client offers a comprehensive solution for managing your emails effectively. One of the standout features of eM Client is it...
WH Score
7.9
Mailspring
0reviews
Starting Price:$0 per user / per month
Mailspring is a versatile email client that caters to users across different operating systems, including Mac, Windows, and Linux. With its advanced search capabilities, users can easily locate specific emails or messages within their inbox, making it a convenient tool for individuals with a high vo...
WH Score
7.9
Spike
0reviews
Starting Price:$0 per user / per month
Spike is a platform that offers a wide range of features designed to streamline and enhance communication within teams and organizations. With tools such as email, chat, channels, meetings, and collaborative documents all powered by AI, Spike is truly a one-stop solution for all communication needs....
WH Score
7.9
Titan
0reviews
Starting Price:N/A
Titan is a cutting-edge email hosting service that offers the ability for businesses to set up custom email addresses using their own domain name. This not only presents a more professional image to clients and customers but also helps in brand-building efforts. Additionally, Titan's advanced spam f...
WH Score
7.9
Proton Mail
0reviews
Starting Price:$6.99 per user / per month
Proton Mail is a highly secure email service that is based in Switzerland and is known for its strong emphasis on privacy and security. The platform offers end-to-end encryption, ensuring that all communications are kept confidential and secure. This means that even Proton Mail itself cannot access ...
WH Score
7.9
BlueMail
0reviews
Starting Price:$0 per user / per month
BlueMail is a versatile and multifaceted email app that caters to the needs of users who require comprehensive email management solutions. With a range of features designed to enhance productivity and streamline communication, BlueMail stands out as a top choice for individuals and teams alike.One o...
WH Score
7.9
Zoho Mail
0reviews
Starting Price:$1 per user / per month
Zoho Mail is a suite of business communication and collaboration tools designed to support workforces with effective, efficient tools in one system. Zoho Mail offers essential tools such as email, calendars, notes, and streams to help teams stay connected and collaborate securely in the office, or r...
WH Score
7.8
Runbox
0reviews
Starting Price:$19.95 per user / per year
Runbox is a well-established email service provider that prides itself on its commitment to privacy, security, reliability, and sustainability. Based in Norway, the company has been operating since 1999 and has built a solid reputation for providing top-notch email services to both personal and busi...
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