Newsletter Insights — advertising rates and audience data for 42K+ newsletters
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Track Glasp Newsletter's growth
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Platform Portability
Uses custom domain (read.glasp.co) — can migrate to any platform without losing subscribers
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Data updated Today
28.1K paid
Weekly Growth
Stable
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Start tracking — freeSubscriber counts are rounded by the platform — step changes may not reflect actual growth
youtubesummary.com
vs 1220 newsletters in Uncategorized
535K places you in the top 10% of newsletters in this category.
Engagement Rate
0.01%
median: 0.00%
Posts per Week
1.6
median: 1.0
| Subscriber-only |
| Public |
| Subscriber-only |
| Subscriber-only |
| Public |
| Public |
| Public |
| Public |
| Public |
Publishing Consistency
80/100
median: 68/100
Subscribers
535K
median: 1K
Avg Comments
3.3
Avg Likes
37.0
Engagement Rate
<0.01%· ~40 likes + comments/post
(comments + likes) / subscribers
Typical for lists with 535K+ subscribers
Quality Score
Engagement vs Uncategorized
<0.01% engagement rate
Score Breakdown
Engagement Score
Publishing Frequency
Weekly
Last published Oct 13, 2026
Usually publishes Thu, Tue
1.6 posts/week avg
Monetization Readiness
Already monetizing
69% of similar-size Uncategorized newsletters also have paid tiers
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Start tracking — freeSponsor-Attractive Profile
535.0K subscribers, 0.01% engagement, and 5 detected sponsors — a strong profile for advertisers.