Better deliverability means better results

70% of emails show at least one spam-related issue that could keep them from reaching the inbox. Don’t let your email be one of them. Litmus scans your emails against 25+ different tests, identifies any issues, and provides actionable advice for how to fix them.

“It took us less than 48 hours to identify and fix our issue, and to get removed from the blocklists. Without Litmus, we wouldn’t have known where to start.”


Melanie KinneyMelanie Kinney, Email Marketing Manager at GasBuddy

Emails that don’t reach your subscribers would be such a waste. Get to the inbox, not the spam folder. Every time.

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Discover if you’re blocklisted

Check your IP addresses and domain names against common blocklists, and get notified if you’re on any of them.

Check your infrastructure

Validate that your email is properly authenticated using DKIM and SPF, and ensure your DMARC record is set up correctly.

Test against major spam filters

Get your email scanned across popular spam filters from inbox providers and webmail services, as well as score-based filters frequently used for corporate spam filtering.

Get actionable advice

Access hands-on, practical advice on how to fix issues and improve your email’s deliverability before you send, so you can generate the best possible results.

Integrate with your email provider

While Spam Testing works with any email service provider (ESP), get seamless integrations with select ESPs. Simply connect your ESP to Litmus, select the draft email to test, and let Litmus do the rest.

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Join the 700,000+ marketers who use Litmus to instantly test their emails, maintaining a great brand and subscriber experience, every time.

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