Newsletter Insights — advertising rates and audience data for 21K+ newsletters
Browse all →Track The Looking Glass's growth
Get notified when subscribers, engagement, or pricing changes
Platform Portability
Uses Substack subdomain (lg.substack.com). Migrating would require subscribers to re-subscribe at a new address.
Custom domains let newsletters switch platforms without losing their audience.
Are you a newsletter creator? Get verified insights →
Essays on the endless journey of building products, teams, and ourselves.
Data updated Today
The Business Engineer
90K subs
Admired Leadership Field Notes
110K subs
++0.5%/wk
a16z speedrun
168K subs
++0.9%/wk
9K paid
Weekly Growth
~0%
Paid Subscriber Retention
Insufficient data
24 of 30 days needed
Paid newsletter — revenue data available
Track revenue changes over time
Monitor MRR trends, pricing shifts, and revenue projections
Start tracking — freeJoin thousands of newsletter operators tracking the market
$25–$55
Track CPM rates as they change
Category benchmarks and audience-size adjusted rates
Start tracking — freeJoin thousands of newsletter operators tracking the market
Subscriber count is a platform estimate — actual growth not reflected in chart
| Public |
| The Data Job isn't Dying Because the Trust Problem is ExplodingHow AI changes the data functionFeb 17, 2026 | Public |
| Playing Authentic GamesIntentions for 2026Jan 15, 2026 | Subscriber-only |
| The Lost Art of CryingHow to build and dismantle a kingdom of iceNov 6, 2025 | Public |
| Unsent Letter #25To the arrogant young, newcomerSep 16, 2025 | Subscriber-only |
| You're definitely going to be a manager nowBook launch! + Predictions for the manager in the era of AISep 9, 2025 | Public |
| The Making of a FounderOn conviction and the hero's journeyAug 21, 2025 | Subscriber-only |
| Unsent Letter #11To the maestro who passed me byJul 2, 2025 | Subscriber-only |
| When AI Has Better Taste Than YouHow machines conquered our skills, infiltrated our aesthetics, and left us with one final advantageJun 24, 2025 | Public |
| Unsent letter #47To the corporate jobber with a faraway gazeJun 3, 2025 | Subscriber-only |
Track changes to The Looking Glass's percentile rankings in Business over time
Start tracking — freeHere's what we know about this newsletter's activity:
Publishing Pace
Monthly
Consistent
Category Rank
#71 of 1363
in Business
Engagement Trend
Declining
based on recent posts
Avg Comments
1.0
Avg Likes
22.0
Engagement Rate
0.02%· ~23 likes + comments/post
(comments + likes) / subscribers
Quality Score
Engagement vs Business
0.02% engagement rate
Track The Looking Glass's engagement over time
Monitor quality scores, category ranking, and engagement trends
Start tracking — freeJoin thousands of newsletter operators tracking the market
Publishing Frequency
Monthly
Last published Mar 11, 2026
0.3 posts/week avg
Business Pricing
$145.84/mo avg
Below average(-96%)
Monetization Readiness
Already monetizing
100% of similar-size Business newsletters also have paid tiers
Track changes to monetization & ad rate insights over time
Start tracking — free