Sonar alternatives
TL;DR: 12 companies doing similar work to Sonar in Consumer, ranked by how closely they match what Sonar 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 Sonar. They are scored on how closely their own description overlaps with Sonar's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Sonar?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| FanHero | — | Summer 2013 | 1 | Inactive |
| Simmery | — | Summer 2005 | — | Inactive |
| Mixed Media Labs | — | Winter 2010 | — | Inactive |
| Meetyu | — | Summer 2007 | — | Inactive |
| Talkito | — | Summer 2006 | — | Inactive |
| BiteSight | The video-first food delivery app. Imagine TikTok meets DoorDash. | Winter 2024 | 4 | Active |
| Dating Ring | In person matchmaking meets group dating. We do the work. You go on… | Winter 2014 | 2 | Inactive |
| Jemi | Jemi helps people build beautiful websites and stores. | Summer 2020 | 3 | Acquired |
| Twitch | A global community creating the future of live entertainment. | Winter 2007 | 2000 | Acquired |
| Here | Where friends watch, play and hang together in digital rooms | Summer 2020 | 9 | Inactive |
| Hyper Online | Social avatar platform for VTubers | Summer 2020 | 7 | Inactive |
| Rume | Video chat that doesn't feel like work | Summer 2020 | 3 | Inactive |
Is Sonar still active?
Sonar 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 Sonar. They are then ranked on how closely their own description overlaps with Sonar's, so the closest matches come first rather than whoever happens to share a tag.