Everything you need to optimize your cold email deliverability. 3 free uses per day, unlimited with any paid plan.
Check if any email address is valid and deliverable before sending
Send a test email and see where it lands across major providers
Analyze your cold email for spam triggers and get improvement tips
Check your sending domain's DNS records and email authentication
Upgrade to Pro for unlimited tool usage, plus 15,000 leads/month and AI copywriting.