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Analytics and insights
for newsletters

GlueLetter transforms your email data into insights that drive results

GlueLetter is for anyone who depends on newsletters to achieve results

News publishers

Learn what newsletter content drives subscriptions and memberships

Advocates & associations

Use data to make your email blasts and newsletters more influential


Grow your newsletter audience and earn more affiliate revenue


GlueLetter extracts, integrates, enhances and analyzes data from any email and web analytics vendors

Use cases


Conversion Tracking shows what content drives subscriptions, purchases, ad clicks, or other desired outcomes.

Content strategy

See which links, topics and subject lines get readers to open, click and convert.

Automated analysis

Advanced content analysis, Natural Language Processing (NLP), and automatic discovery of trends and insights.


Track which sections of a newsletter get engagement. Evaluate your newsletter audiences and launch new products.

Integrate data

Combine data from all vendors. Analyze one campaign, many campaigns, or your total audience across all newsletters.


Deliver data when and where people need it, with smart dashboards, personalized emails, and Slack alerts.

Take your newsletters to the next level

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