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Best Tools for Agencies 2026

Updated: May 2026

Professional tools for marketing, design, and creative agencies. Manage clients, projects, and deliverables at scale. We've curated 15 tools specifically suited for agencies.

Key Takeaways
  • Zoho Mail is our #1 pick for email clients for agencies in 2026.
  • We analyzed 15 email clients for agencies tools to create this ranking.
  • 9 tools offer free plans, perfect for getting started.

15 Email Clients Tools for Agencies

1
Zoho Mail logo

Zoho Mail

Secure, ad-free business email hosting with privacy guarantees and collaboration features.

Freemium89/100
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2
Streak logo

Streak

The only CRM that lives entirely inside your Gmail inbox, making sales and customer management seamless.

Freemium85/100
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ProtonMail logo

ProtonMail

Secure email that protects your privacy with end-to-end encryption and zero-access encryption.

Freemium82/100
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Skiff Mail logo

Skiff Mail

Private, end-to-end encrypted email that protects your inbox and gives you the power to communicate freely.

Freemium82/100
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Shortwave logo

Shortwave

Automate your email with AI for enhanced productivity and inbox management.

Freemium81/100
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Spike logo

Spike

Manage your inbox with AI-powered efficiency and transform email into a collaborative workspace.

Freemium80/100
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Fastmail logo

Fastmail

Fast, private, and reliable email and calendar hosting for individuals and businesses.

Paid73/100
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Best Email Clients for Other Use Cases

Frequently Asked Questions

What is the best email clients tool for agencies?

Based on our analysis, Zoho Mail is the top choice for agencies, with a score of 89/100.

Are there free email clients tools for agencies?

Yes! Zoho Mail, Streak, Spark Mail offer free plans suitable for agencies.