Newsletter Spy

Newsletter Spy

A database of 20,000+ Substack newsletters
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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Newsletter Spy's news

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  • Announcement
    #4 Product of the day
    Newsletter Spy 2.0 ranked 4th Product of the day for Sep 2, 2021 with 328 upvotes and 44 comments
    Sep 2, 2021
  • Launch
    Gain valuable insights into the performance of over 100,000 newsletters. Study the critical trends, discover sponsorship opportunities, and find acquisition targets.
    Newsletter Spy 2.0
  • Launch
    Newsletter Spy is a database of 20,000+ Substack newsletters and includes information like the number of subscribers, the launch date, and engagement metrics.
    Newsletter Spy