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Top 10 Email services for Business
August 04, 2025 | Editor: Adam Levine
16
Secure cloud email services and apps for professionals and small business.
1
Microsoft Outlook is a personal information manager from Microsoft. It can be used as a stand-alone service/application, or can work with Microsoft Exchange Server and Microsoft SharePoint Server for multiple users in an organization, such as shared mailboxes and calendars, Exchange public folders, SharePoint lists and meeting schedules.
2
Gmail is an email service provided by Google. Users may access Gmail as secure webmail, as well via POP3 or IMAP protocols. Gmail's spam filtering features a community-driven system: when any user marks an email as spam, this provides information to help the system identify similar future messages for all Gmail users. Google also provides GMail alternative for business - Google Workspace.
3
Our email service safeguards user data with strict privacy protections and our secure datacenter facility hidden inside a Swiss granite mountain. Your emails are automatically end-to-end encrypted inside our email service. Because of this, we cannot decrypt or share your data with third parties.
4
Email you can feel good about. Apps for phone and tablet. Superior spam blocking. Custom @yourchoice.com address (use your own domain). Full featured calendars. Swift, thoughtful interface. Easy-to-use email import tool.
5
Tutanota is the secure email service, built in Germany. Use encrypted emails on all devices with our open source email client, mobile apps & desktop clients.
6
Zoho Mail is an email hosting service built with the needs of a modern business in mind. It provides best-in-class features exceeding even those of desktop emailing software for business users to communicate effectively while catering to the fine-grained customization and mailbox management needs of IT administrators. Additionally the seamless contextual integration with 20+ other Zoho applications provides higher productivity & collaboration.
7
With your iCloud Mail account, you can send, receive, and organize email. When you set up your devices for iCloud Mail, you can also access your iCloud Mail account using the Mail app on your iOS device, iPadOS device, or Mac computer, or using Microsoft Outlook on a Windows computer. No matter which device you use, the changes are updated everywhere.
8
Mailfence is the only secure and private email service that gives you control. A free, interoperable encrypted email service protected by Belgian privacy law.
9
Posteo is an innovative German email provider that is concerned with sustainability and privacy and is completely ad-free.
10
Secure German e-mail for private and business customers. mailbox.org is the e-mail provider that puts data protection, freedom from advertising and independence first.
12
Email at its best, new from 37signals. HEY’s fresh approach transforms email into something you want to use, not something you’re forced to deal with.
13
Private, encrypted, secure email. End-to-end encrypted inbox and messages. Skiff Mail protects your inbox with free private email, giving you the power to communicate freely with anyone.
14
Secure hosted email with custom domain. Shared calendars, chat, storage, documents & apps. The only solution integrated and working together in one screen.
15
Yahoo! Mail is an email service offered by the American company Yahoo, Inc. The service is free for personal use, with an optional monthly fee for additional features.
