We started tracking Newsletters in 2021 with a handful of launches. Now there are 417 products in the index. The growth curve and engagement data are below.
Five years of Newsletters launch data. Volume, engagement, and the products that stood out.
We started tracking Newsletters in 2021 with a handful of launches. Now there are 417 products in the index. The growth curve and engagement data are below.
| Quarter | Launches | Avg Interest Score | Top Product |
|---|---|---|---|
| Q1 2026 | 7 | 43 | LaterAI |
| Q1 2025 | 8 | 128 | letterpal |
| Q2 2025 | 7 | 89 | Podpod |
| Q3 2025 | 13 | 43 | Cubox AI 3.0 |
| Q4 2025 | 6 | 172 | MailTester.AI |
| Q1 2024 | 20 | 234 | MarketingIdeas.com |
| Q2 2024 | 8 | 100 | LaterOn.email |
| Q3 2024 | 24 | 157 | CuratedLetters |
| Q4 2024 | 7 | 91 | Smashing |
| Q1 2023 | 34 | 136 | Internet Is Beautiful |
| Q2 2023 | 31 | 129 | Life-Changing Concepts |
| Q3 2023 | 49 | 145 | Off-Grid |
| Q4 2023 | 34 | 142 | Daily Nugts |
| Q1 2022 | 20 | 148 | Ausum |
| Q2 2022 | 14 | 187 | Ghost 5.0 |
| Q3 2022 | 14 | 202 | Workspaces |
The Newsletters category has been cooling over the past 6 years of tracked data. Total launches went from 92 in 2021 to 7 in 2026.
Average engagement ratio across all Newsletters launches: 0.26. Products above that line tend to solve a specific, painful problem. Products below it often entered a crowded space without clear differentiation.
Newsletters peaked in 2023 with 148 launches. That was 3 years ago. The decline since then could signal market consolidation, saturation, or attention shifting to adjacent categories.
Average engagement per product has risen from 0.23 in 2021 to 0.33 in 2026. That upward trend means the community is spending more time with each new launch. Either the products are getting better, or the audience is getting more selective. Probably both.
The highest-performing quarter was Q1 2024, with an average interest score of 234 across 20 launches. MarketingIdeas.com led that quarter.
240 B2B launches (57%) vs 177 B2C (43%) across the full Newsletters dataset. The split is close to even. Newsletters serves both business buyers and individual users.
2021: 92 launches. Average interest: 160. Average engagement: 0.23. Top launch: Bootstrappers (772 interest).
2022: 77 launches (-16% vs 2021). Average interest: 152. Average engagement: 0.21. Top launch: Workspaces (647 interest).
2023: 148 launches (+92% vs 2022). Average interest: 139. Average engagement: 0.23. Top launch: Internet Is Beautiful (544 interest).
2024: 59 launches (-60% vs 2023). Average interest: 168. Average engagement: 0.36. Top launch: MarketingIdeas.com (1,207 interest).
2025: 34 launches (-42% vs 2024). Average interest: 95. Average engagement: 0.33. Top launch: letterpal (415 interest).
2026: 7 launches (-79% vs 2025). Average interest: 43. Average engagement: 0.33. Top launch: LaterAI (124 interest).
Current year launches compared to the same period last year. Positive means more products launching. Negative means the category cooled. Neither is inherently good or bad. A mature category with fewer but better launches is often healthier than one flooding the market with clones.
Launch volume drops but engagement per product rises. Fewer builders entering, but the ones that do find a more receptive audience. That's an opportunity signal. We flag it when we see it.
We report what happened. We don't predict. Five years of data shows patterns, but markets surprise people for a living.
Three common reasons. The market consolidated around winners. The technology matured and stopped generating new startups. Or builder attention shifted to adjacent categories. Usually it's a combination.
Volume without engagement is saturation. Engagement without volume is opportunity. Check which one you're looking at.
Sum of all interest scores in the quarter divided by number of products. Simple average. We don't weight by category or product age.
Depends on what's declining. If volume drops but engagement rises, the market is maturing. That's often good for existing players. If both drop, the category may be dying. The quarterly breakdown on each page tells you which pattern you're seeing.