Newsletter Ad Index
Top newsletter sponsors, April 2026
Brands ranked by the number of newsletters they sponsored in April 2026. Each brand counts once per newsletter.
Oct 2026Sep 2026Aug 2026Jul 2026Jun 2026May 2026Apr 2026Mar 2026Feb 2026Jan 2026Dec 2025Nov 2025
Top sponsors
| # | Sponsor | Category | Newsletters | Prior rank |
|---|---|---|---|---|
| 1 | Sentry | Developer tools | 3 | – |
| 1 | Tiger Data | Data & analytics | 3 | – |
| 3 | Attio | Sales & marketing software | 2 | 1 |
| 3 | Framer | Developer tools | 2 | 1 |
| 3 | Greybeam | Sales & marketing software | 2 | – |
Prior rank is the brand's position in March. A dash means no placement that month.
First-time newsletter sponsors
Brands with their first recorded newsletter sponsorship in April 2026, counting only newsletters tracked for at least two months.
| Tiger DataData Engineer Things, Frontend Focus, Node Weekly | Data & analytics |
| GreybeamSeattle Data Guy, SeattleDataGuy’s Newsletter | Sales & marketing software |
| EllisCult of Pedagogy | Education & courses |
| DistroKidanti social producers club | Media & entertainment |
| eToroSmart Money with Kai | Investing & trading |
| GoodvestLe Plongeoir | Finance & fintech |
| ModalDan's Working Notes | Developer tools |
| Mumbai Tech WeekTigerfeathers | Events & conferences |
| Trading 212Smart Money with Kai | Investing & trading |
| Crazy EggCSS Weekly | Sales & marketing software |
| Customer.ioThe Skip By Nikhyl Singhal (The Skip) | Sales & marketing software |
| WoodMartCSS Weekly | Developer tools |
Sponsors by topic and category
Newsletter topic
| Software & developers | 11 |
| Marketing & growth | 9 |
| Culture & entertainment | 8 |
| Startups & venture | 7 |
| AI | 5 |
| Education | 5 |
| Media & creators | 4 |
| Cybersecurity | 4 |
| Travel & lifestyle | 4 |
| Finance & investing | 3 |
Sponsor's business
| Sales & marketing software | 9 |
| Security | 9 |
| Developer tools | 8 |
| Consumer goods | 7 |
| Education & courses | 7 |
| AI & ML | 4 |
| Health & wellness | 3 |
| E-commerce & retail | 3 |
| Media & entertainment | 3 |
| Finance & fintech | 3 |
| Productivity & collaboration | 3 |
Coverage grows every week, so compare months with care. Counts include only newsletters we track.