> 16,610 publications monitored · data updated daily · last sync: MAR 17, 2026

Find stronger newsletter opportunities faster

Discover high-opportunity newsletter segments, understand competition, and track where the market is moving. 16,610 newsletters. 335 segments. Updated daily.

Newsletters tracked

16,610

Active, verified audiences

Segments analyzed

335

12 with high opportunity

Total audience

29.0M

Combined subscriber base

Niche Radar

Signals from across newsletter markets

Last 7 days
Growth

91 Technology newsletters showing active growth

1000 newsletters growing across all topics

Sponsors

null leads sponsor activity with 131474 placements

3124 newsletters in this segment carry sponsor content

Platforms

Ghost serves 644 newsletters in Unknown

Platform diversity varies significantly by topic

Opportunity analysis

Where opportunity exists

Look for large dots in the upper left. These segments have high opportunity and low competition.

Click to explore full opportunity rankings

Higher = stronger opportunity. Further right = more competitive. Bubble size = median audience. Tap any segment for details.

Market rankings

Top newsletter opportunities

Ranked by opportunity score. Full rankings require access.

SegmentTopicNewslettersMedian SubsOpportunity
AI Tools & TutorialsTechnology4165K62
Consumer Advocacy & Travel RightsTravel339K60
Personal Essays & ObservationsParenting3-60
Crypto News & IndustryCrypto169K57
Investigative & AccountabilityU.S. Politics6845K57

292 more segments ranked

Unlock full market rankings

Benchmarks

What strong newsletters look like

Ecosystem-wide benchmarks from tracked newsletters

Median audience

5K

Across 16,610 tracked newsletters

Half of all newsletters are above this threshold

Showing growth

114

Newsletters with active growth signals

These creators are gaining subscribers right now

Paid tier adoption

61%

Offer a paid subscription tier

Higher adoption means the audience is willing to pay

Platform intelligence

Which platforms creators choose

Email service provider breakdown across the tracked newsletter ecosystem

Substack895 newsletters
Beehiiv90 newsletters
Ghost14 newsletters

Competitive analysis

Compare newsletters against peers

See how any newsletter stacks up against segment benchmarks

Side-by-side comparison

Compare subscriber growth, cadence, engagement, and monetization signals across newsletters in the same segment

Open Compare

Topics Intelligence

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Topics gives you full segment rankings, deeper benchmarks, ESP intelligence, and newsletter comparison tools to make confident decisions.

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Deeper benchmarks
ESP intelligence
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