Startup Lessons is one of the most-tracked categories in our index. 209 products since 2021. The year-over-year data below reveals whether this space is accelerating, plateauing, or cooling off.
Five years of Startup Lessons launch data. Volume, engagement, and the products that stood out.
Startup Lessons is one of the most-tracked categories in our index. 209 products since 2021. The year-over-year data below reveals whether this space is accelerating, plateauing, or cooling off.
| Quarter | Launches | Avg Interest Score | Top Product |
|---|---|---|---|
| Q1 2026 | 3 | 195 | Y Bombinator |
| Q1 2025 | 5 | 88 | Million Dollar Headlines 2.0 |
| Q2 2025 | 8 | 73 | App Stacks |
| Q3 2025 | 4 | 15 | Tech News Byte |
| Q4 2025 | 4 | 160 | ProblemHunt |
| Q1 2024 | 11 | 254 | PH Deck |
| Q2 2024 | 7 | 87 | Validea |
| Q3 2024 | 16 | 50 | vevy.ai |
| Q4 2024 | 5 | 154 | YC Interview Simulator 2.0 |
| Q1 2023 | 9 | 181 | Inodash |
| Q2 2023 | 12 | 102 | Fundability.app |
| Q3 2023 | 20 | 192 | YC Library |
| Q4 2023 | 14 | 139 | YC Rejection |
| Q1 2022 | 5 | 319 | First 100 Users |
| Q2 2022 | 12 | 213 | Wizen Guides |
| Q3 2022 | 12 | 145 | SaaS Funding Napkin 2022 |
The Startup Lessons category has been cooling over the past 6 years of tracked data. Total launches went from 48 in 2021 to 3 in 2026.
Average engagement ratio across all Startup Lessons launches: 0.27. Products above that line tend to solve a specific, painful problem. Products below it often entered a crowded space without clear differentiation.
Startup Lessons peaked in 2023 with 55 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 dropped from 0.29 in 2021 to 0.11 in 2026. More products competing for the same attention pool. The community is spread thinner, which makes high-engagement launches more impressive.
The highest-performing quarter was Q1 2022, with an average interest score of 319 across 5 launches. First 100 Users led that quarter.
133 B2B launches (63%) vs 76 B2C (37%) across the full Startup Lessons dataset. Startup Lessons leans B2B, but a meaningful share of products target individual users.
2021: 48 launches. Average interest: 203. Average engagement: 0.29. Top launch: Hyper Founder Program (792 interest).
2022: 43 launches (-10% vs 2021). Average interest: 181. Average engagement: 0.25. Top launch: First 100 Users (862 interest).
2023: 55 launches (+28% vs 2022). Average interest: 157. Average engagement: 0.18. Top launch: YC Library (817 interest).
2024: 39 launches (-29% vs 2023). Average interest: 127. Average engagement: 0.30. Top launch: PH Deck (627 interest).
2025: 21 launches (-46% vs 2024). Average interest: 82. Average engagement: 0.43. Top launch: ProblemHunt (558 interest).
2026: 3 launches (-86% vs 2025). Average interest: 195. Average engagement: 0.11. Top launch: Y Bombinator (259 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.