penguin tree ai
Email Subject Line Generator
Email Subject Line Generator
Regular price
$5.00 USD
Regular price
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$5.00 USD
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Generates 30 subject line and preview text pairs for a single email across 6 tonal strategies, with character counts, mobile truncation checks, psychological trigger labels, and 3 ready-to-run A/B test matchups. Use when writing subject lines for a campaign, newsletter, promotion, or automated flow, or when building A/B test variants to lift open rates.
This skill is delivered as a
.zip archive containing the skill in a named folder, matching the Anthropic SKILL.md format. Extract directly into your Claude Code skills directory (~/.claude/skills/) to install — or open and paste the contents into Claude.ai, ChatGPT, or any other AI tool.