💡 Pick Gmail for the broadest integrations, strongest search, and a capable free plan.
Gmail is a free email service provided by Google. It offers a user-friendly interface, ample storage, and powerful search capabilities.
Best hay Alternatives ranked by AI · updated Aug 2026
Hay is an email client for people who want a more focused way to manage personal and professional inboxes. It combines email organization with AI-assisted processing and drafting.
Top 6 hay alternatives
2
💡 Pick Outlook if your work already runs on Microsoft 365 and email-calendar integration matters.
Outlook is a free email service provided by Microsoft.
Pros
- Integration with Microsoft services
- Clean and user-friendly interface
Cons
- Limited storage capacity in free version
- Microsoft account required
Free, Paid options available
💡 Pick HEY for a highly opinionated inbox workflow focused on screening and controlling incoming mail.
HEY is a paid email service designed around a structured workflow for screening senders, separating important messages, and organizing correspondence. It targets...
Pros
- More opinionated inbox workflow than mailto:space
- Separates new senders, important messages, and newsletters clearly
- Includes strong screening and built-in email organization tools
Cons
- More expensive than free email services
- Less compatible with traditional email workflows and third-party clients
- Smaller ecosystem and fewer integrations than Gmail or Outlook
From $9/mo
4
Proton Mail
Proton AG
💡 Pick Proton Mail when privacy and encrypted email matter more than AI workflow automation.
Proton Mail is a privacy-focused email service for individuals and organizations. It provides end-to-end encryption for messages between Proton users, zero-access encryption...
Pros
- Much stronger privacy protections than Mail.ru
- End-to-end encryption for Proton-to-Proton messages
- Open-source clients and privacy-focused infrastructure
Cons
- Smaller free storage allowance than Mail.ru
- Fewer mainstream integrations than Gmail or Outlook
- Encrypted communication with non-Proton recipients requires extra steps
Free; paid plans from €3.99/mo
💡 Pick Fastmail for reliable paid email, custom domains, aliases, and a less experimental workflow.
FastMail is a secure and reliable email service provider known for its speed and efficiency.
Starting at $3/month
💡 Pick Thunderbird for a free, open-source desktop client with maximum account control and customization.
Thunderbird is a free and open-source email client that offers easy setup and customization options.
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