Double alternatives
TL;DR: 12 companies doing similar work to Double in B2B, ranked by how closely they match what Double 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 Double. They are scored on how closely their own description overlaps with Double's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Double?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Scanate/Fellow | API for Invoice Financing | Summer 2016 | 2 | Inactive |
| Fithub | — | Winter 2010 | — | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| Contalink | We help Accountants automate work and serve their customers online | Summer 2021 | 75 | Active |
| Sigma | Lakehouse-as-a-Service (LaaS) for pre and post-acquisition | Fall 2026 | 2 | Active |
| Bonsai | The all-in-one solution for small businesses and self-employed. | Winter 2016 | 25 | Acquired |
| BHRD | BHRD ("Be Heard") helps public companies communicate with investors. | Summer 2018 | 3 | Inactive |
| Maroo | CRM for creatives (acquired by Helium Ventures) | Summer 2021 | 5 | Acquired |
| Last Accounting Company | AI-native accounting firm. | Summer 2026 | 4 | Active |
| Finmark | Financial planning software for startups | Summer 2020 | 14 | Acquired |
| Cashboard | Inventing the solo CFO. | Summer 2022 | 6 | Active |
| Minerva | AI native financial institution | Spring 2025 | 5 | Active |
Is Double still active?
Double 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 Double. They are then ranked on how closely their own description overlaps with Double's, so the closest matches come first rather than whoever happens to share a tag.