Free Tools by Peakmuv

Tools That Make Your
Marketing Sharper

Professional-grade free tools for marketers. No account needed. No hidden limits.

Email Address Validator

Instantly check any email address — format, MX records, disposable detection, typo suggestions, and a deliverability score.

Try it free

Subject Line Tester

Score your email subject lines for open rate potential, spam triggers, and emotional impact.

Coming Soon

Spam Score Checker

Paste your email content and get an instant spam score with suggestions to improve deliverability.

Coming Soon

Want the full marketing suite?

Peakmuv gives you email, SMS, and WhatsApp campaigns — all in one platform.

Start Free — No Card Needed