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Write your subject line in 6 words or less a. Limit to 3 words when possible 2. Create curiosity in the subject line that can’t be satisfied without reading the email a. Use the word “this” without revealing what it is (e.g., “I bought this”) b. Allude to a sale without revealing the product (e.g., “Normally $X, temporarily $Y”) c. Include an emoji that seems unrelated to the subject line, but makes sense once you read the email 3. Mirror your subject line inside the email copy a. Repeat the subject line in the first line of email copy b. Repeat your subject line in the call to action link (e.g.,yoururl.com/subjectline) 4. Include only one promotional link in your email to increase deliverability 5. Maximize opens from every email you write a. Split-test 5 radically different subject lines when sending your email b. Wait 12 hours c. Resend the same email, but with the winning subject line, to people who haven’t opened and didn’t receive the winning subject line on the first send
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A/B Subject Line Tester
Email Campaign Managers and Growth Hackers
This tool allows users to split-test up to 5 radically different subject lines and automatically resends the winning subject line to non-openers after 12 hours.
This tool is essential for maximizing email open rates by identifying the most effective subject lines through data-driven testing and optimization.
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