Newsletter Data to Keep You Ahead.

Gain valuable insights into the performance of over 100,000 newsletters. Study the critical trends, discover sponsorship opportunities, and find acquisition targets.

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Find Opportunities

The Newsletter Spy datasets are perfect whether you're looking for sponsorship opportunities, cross promotion partners or suitable acquisition targets. Our granular filters make it easy to find exactly what you're looking for.

We're also curating an ever-growing of relevant list contact information (including email addresses and social media accounts) so that you reach out without detours.

Analyze Markets and Trends

Find out in seconds which newsletters are succeeding and which aren't.

Our datasets include (among other things) subscriber count estimates, number of reactions publishers are getting on average, and data on how often they publish new content.


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