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Newsletter Spy

A database of 20,000+ Substack newsletters

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10 reviews

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28 followers

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What is Newsletter Spy?

Newsletter Spy is a database of 20,000+ Substack newsletters and includes information like the number of subscribers, the launch date, and engagement metrics.

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Knowledge base software•Data analysis tools•Newsletter platforms

Recent Launches

Newsletter Spy 2.0 A database of 100,000+ newsletters

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Newsletter Spy A database of 20,000+ Substack newsletters

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