Seis alternatives
TL;DR: 12 companies doing similar work to Seis in Fintech, ranked by how closely they match what Seis 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 Seis. They are scored on how closely their own description overlaps with Seis's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Seis?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Bits | Bits is a credit card designed to help people build credit | Summer 2020 | 15 | Active |
| Debteye | Automate credit counseling. | Summer 2011 | 2 | Acquired |
| Andustry | — | Spring 2026 | 2 | Active |
| Oxygen | A leading digital bank in the US offering personal and business… | Summer 2018 | 68 | Active |
| Atlas | Modern spend management & concierge. | Winter 2019 | 25 | Active |
| Totalis | derivative layer for prediction markets | Spring 2026 | — | Active |
| InstaKin | Financial Platform for Migrant Families in America | Summer 2021 | 15 | Active |
| Buxfer | Buxfer helps you make better spending decisions by making it easy to… | Winter 2007 | 1 | Active |
| Y Combinator | Make something people want. | Unspecified | 100 | Active |
| Ekpa | Building Autonomous Research Agents for Trading | Summer 2026 | 2 | Active |
| Alma | Gamified mobile banking app where people can win $1M every Wednesday | Summer 2022 | — | Inactive |
| Swadesh | We setup Immigrants with a free US Bank Account, Credit Card, SIM… | Summer 2019 | 10 | Active |
Is Seis still active?
Seis 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 Seis. They are then ranked on how closely their own description overlaps with Seis's, so the closest matches come first rather than whoever happens to share a tag.