Free Cold Email Tools
Simple, fast, and free tools to fix your email setup. Check your domain health, test copy readability, generate spintax, and calculate your campaign numbers in seconds.
DNS Record Checker
Check if your domain has SPF, DKIM, and DMARC set up right. Missing DNS records cause your emails to land in spam.
Warmup Calculator
Find out how long to warm up your new domains. Get a daily schedule so you never burn your accounts.
Spam Word Checker
Paste your email copy to scan for risky words that trigger spam filters. Fix bad phrases before you hit send.
Reputation Estimator
Estimate your domain health score based on open rates and bounces. Know when it is safe to scale sending limits.
Email Permutator
Enter a prospect name and website to generate all possible email combinations. Copy clean lists or CSV files instantly.
Spintax Generator
Turn plain email templates into spintax automatically. Preview multiple unique variations so every recipient gets different copy.
Funnel ROI Calculator
Type in your target revenue to find out how many daily sends, domains, and mailboxes you need to reach your goals.
Readability Calculator
Check the reading level of your email body. Get warnings for long sentences and complex words to keep copy punchy.
Device & Dark Previewer
See how your email renders on mobile phones and dark mode viewports. Check subject cut-offs before sending.