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Platform Portability
Uses Substack subdomain (daviddidau.substack.com). Migrating would require subscribers to re-subscribe at a new address.
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The Learning Spy Substack is a sharp, provocative dispatch from the front lines of education, where ideas are tested, myths are challenged, and nothing is taken for granted.
Data updated 1 month ago
Avg Comments
6.3
Avg Likes
50.3
Engagement Rate
0.81%· ~57 likes + comments/post
(comments + likes) / subscribers
Quality Score
Engagement vs Education
0.81% engagement rate
Score Breakdown
Engagement Score
| Public |
| Subscriber-only |
| Public |
| Public |
| Public |
| Public |
vs 90 newsletters in Education
7K places you in the top 25% of newsletters in this category.
Engagement Rate
0.81%
median: 0.00%
Posts per Week
1.3
median: 1.0
Publishing Consistency
64/100
median: 64/100
Subscribers
7K
median: 1K
700 paid
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Start tracking — freeWe don't have enough growth data for David Didau: The Learning Spy yet. The average Education newsletter has 1K subscribers.
Based on 447 Education newsletters tracked
WAGOLL Teaching
7K subs
Lucy Mailing, PhD
7K subs
Res Obscura
9K subs
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Publishing Frequency
Weekly
Last published Mar 28, 2026
1.3 posts/week avg
Education Pricing
$5/mo median
Below average(-30%)
Monetization Readiness
Already monetizing
100% of similar-size Education newsletters also have paid tiers
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Start tracking — freeApproaching Sponsor Threshold
7.0K subscribers with 0.81% engagement — 70% of the typical sponsor threshold for Education newsletters.