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Subject Line Analysis

The subject line report evaluates the effectiveness of the current subject line for an email campaign, comparing it against industry best practices for clarity, relevance, length, and engagement.

It provides specific recommendations for improvement, such as personalization and urgency, and proposes an A/B testing plan with alternative subject lines to determine the most effective approach for increasing open rates.

What to Upload: Email HTML File
Upload Instructions

Please upload files in one of the supported formats below. If your file is not in one of these formats, convert it to plain text (.txt) or JSON (.json) before uploading.

Supported Formats:

  • Text: .txt, .json, .html, .md, .css, .js, .php, .py, .rb, .c, .cpp, .cs, .go, .java, .sh, .tex, .ts

  • Documents: .doc, .docx, .pdf, .pptx

For unsupported file types (e.g., .xls, .zip), convert to .txt or .json.

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