Head-to-head
Mailook vs Postmaster Tools
Two leading email marketing tools, compared on pricing, features, and editorial fit. Updated for 2026.
Postmaster Tools
Email sender analytics and delivery diagnostics from Gmail
From Free
Visit Postmaster ToolsAt a glance
| Mailook | Postmaster Tools | |
|---|---|---|
| Tagline | Free email deliverability checker for SPF, DKIM, DMARC and blacklists | Email sender analytics and delivery diagnostics from Gmail |
| Pricing model | Free | Free |
| Starts at | Free | Free |
| Founded | — | — |
| AI-native | ||
| Categories | Email Marketing, Reviews & Reputation | Analytics, Email Marketing |
| Vendor claimed |
Quick take
Pick Mailook if you need free email deliverability checker for spf, dkim, dmarc and blacklists. Pick Postmaster Tools if you need email sender analytics and delivery diagnostics from gmail.
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Frequently asked
- Is Mailook better than Postmaster Tools?
- It depends on your use case. Mailook is free email deliverability checker for spf, dkim, dmarc and blacklists, while Postmaster Tools is email sender analytics and delivery diagnostics from gmail. See the comparison above for which fits your team.
- What's the price difference between Mailook and Postmaster Tools?
- Mailook starts at Free. Postmaster Tools starts at Free.
- Can I migrate from Mailook to Postmaster Tools?
- Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.