Newsletter Insights — advertising rates and audience data for 21K+ newsletters
Browse all →Platform Portability
Uses Substack subdomain (codingchallenges.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 →
A weekly Coding Challenge to help software engineers level up.
Data updated Today
Technically
71K subs
This Week In React
62K subs
-0.8%/wk

Platformer
190K subs
Avg Comments
2.0
Avg Likes
20.0
Engagement Rate
0.02%· ~22 likes + comments/post
(comments + likes) / subscribers
Quality Score
Engagement vs Technology
0.02% engagement rate
See Coding Challenges's score breakdown & category ranking
Quality sub-scores, category percentile, and engagement benchmarks
See full analysis freeUsed by thousands of newsletter operators and advertisers
| Public |
| Public |
| Public |
| Public |
| Public |
Sign up for a free account to unlock Coding Challenges's percentile rankings in Technology
Sign up free6.1K paid
Weekly Growth
+0.6%
Paid Subscriber Retention
Insufficient data
23 of 30 days needed
Paid newsletter — revenue data available
See full revenue breakdown
MRR methodology, pricing analysis, and revenue projections
Create free accountUsed by thousands of newsletter operators and advertisers
$30–$60
See detailed CPM analysis
Category benchmarks and audience-size adjusted rates
Create free accountUsed by thousands of newsletter operators and advertisers
Publishing Frequency
Weekly
Last published Mar 7, 2026
0.9 posts/week avg
Technology Pricing
$12.75/mo avg
Below average(-37%)
Monetization Readiness
Already monetizing
100% of similar-size Technology newsletters also have paid tiers
Sign up for a free account to unlock monetization & ad rate insights
Sign up free