Unisson alternatives
TL;DR: 12 companies doing similar work to Unisson in B2B, ranked by how closely they match what Unisson 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 Unisson. They are scored on how closely their own description overlaps with Unisson's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Unisson?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Snapboard | — | Winter 2020 | 2 | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| Thinkature | — | Summer 2006 | — | Inactive |
| Acunote | — | Winter 2011 | — | Active |
| Post.fm | New email inbox. | Summer 2010 | — | Inactive |
| Emailio | Email built for wellness | Winter 2014 | 5 | Active |
| ZumoDrive | Media in the cloud | Summer 2007 | 15 | Acquired |
| ZeroMailer | Easy mailing lists | Summer 2012 | 2 | Acquired |
| Fithub | — | Winter 2010 | — | Inactive |
| Clara Labs | Clara is a human-in-the-loop assistant that helps automate repetitive… | Summer 2014 | 20 | Acquired |
| Brushes | iPad drawing software. | Summer 2010 | — | Inactive |
| Retool | Build internal tools fast. | Winter 2017 | 300 | Active |
Is Unisson still active?
Unisson 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 Unisson. They are then ranked on how closely their own description overlaps with Unisson's, so the closest matches come first rather than whoever happens to share a tag.