Onward alternatives
TL;DR: 12 companies doing similar work to Onward in B2B, ranked by how closely they match what Onward 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 Onward. They are scored on how closely their own description overlaps with Onward's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Onward?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Snapboard | — | Winter 2020 | 2 | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| Thinkature | — | Summer 2006 | — | Inactive |
| Acunote | — | Winter 2011 | — | Active |
| ZumoDrive | Media in the cloud | Summer 2007 | 15 | Acquired |
| Fithub | — | Winter 2010 | — | Inactive |
| Post.fm | New email inbox. | Summer 2010 | — | Inactive |
| Clara Labs | Clara is a human-in-the-loop assistant that helps automate repetitive… | Summer 2014 | 20 | Acquired |
| Retool | Build internal tools fast. | Winter 2017 | 300 | Active |
| ZeroMailer | Easy mailing lists | Summer 2012 | 2 | Acquired |
| Emailio | Email built for wellness | Winter 2014 | 5 | Active |
| 100x | Create, Share, and Monetize AI Agents | Summer 2022 | 3 | Active |
Is Onward still active?
Onward is no longer listed as active, so anyone still relying on it should plan a migration to one of the alternatives above.
How was this list put together?
Every company here is Y Combinator-backed and shares at least one category with Onward. They are then ranked on how closely their own description overlaps with Onward's, so the closest matches come first rather than whoever happens to share a tag.