Ontop alternatives
TL;DR: 12 companies doing similar work to Ontop in B2B, ranked by how closely they match what Ontop actually does — not just by category.
How this list was built: every company here is Y Combinator-backed and shares at least one category with Ontop. They are scored on how closely their own description overlaps with Ontop's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Ontop?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Fithub | — | Winter 2010 | — | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| HireArt | Gives businesses everything needed to hire & manage W2 contractors. | Winter 2012 | 90 | Active |
| LeadGenius | LeadGenius is an account-based marketing and lead generation… | Summer 2011 | 50 | Active |
| HackerRank | Change the world to value skills over pedigree | Summer 2011 | 300 | Active |
| Optilly/Installmonetizer | Fb ad optimization platform | Winter 2012 | 11 | Inactive |
| Videopixie | Marketplace for Video Production Services. We help you hire the best… | Summer 2011 | 11 | Active |
| Sponge | Financial infrastructure for the agent economy | Winter 2026 | 3 | Active |
| Brushes | iPad drawing software. | Summer 2010 | — | Inactive |
| Firebase | Build and grow iOS, Android, and Web apps. | Summer 2011 | 500 | Acquired |
| Segment | Software and APIs to collect, clean, and control customer data. | Summer 2011 | 550 | Acquired |
| Presto | Digital meets physical for big chain restaurants | Summer 2010 | 200 | Public |
Is Ontop still active?
Ontop is still operating, so switching is a choice rather than a forced migration. Compare on fit and price rather than urgency.
How was this list put together?
Every company here is Y Combinator-backed and shares at least one category with Ontop. They are then ranked on how closely their own description overlaps with Ontop's, so the closest matches come first rather than whoever happens to share a tag.