Basis Theory vs Knock
Updated June 2026 · A structured head-to-head comparison.
Tokenization platform for sensitive data and payments
The verdict
Both Basis Theory and Knock are credible API tools tools, and the right pick comes down to your priorities.
Basis Theory - Tokenization platform for sensitive data and payments
Choose Knock if you'd rather have a higher overall rating (4.7/5). Notifications infrastructure.
Basis Theory vs Knock: side by side
| Dimension | Basis Theory | Knock |
|---|---|---|
| Starting price | Free | Free - $250/mo |
| Free plan | Yes | Yes |
| Pricing model | Freemium | Freemium |
| Best for | Developers, Fintech | Product Teams, Developers |
| Platforms | API, Web | Web, API |
| Rating | 4.5/5 | 4.7/5Winner |
Basis Theory key facts
- Vendor
- Basis Theory
- Pricing
- Freemium - Free
- Free tier
- Yes
- Platforms
- API, Web
- Best for
- Developers, Fintech
- Editor rating
- 4.5 / 5
- Founded
- 2020
- Headquarters
- Atlanta, USA
Knock key facts
- Vendor
- Knock
- Pricing
- Freemium - Free - $250/mo
- Free tier
- Yes
- Platforms
- Web, API
- Best for
- Product Teams, Developers
- Editor rating
- 4.7 / 5
- Founded
- 2021
- Headquarters
- New York, NY, USA
Frequently asked questions
Is Basis Theory better than Knock?
Neither is universally better - Knock edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is Basis Theory or Knock cheaper?
Basis Theory is the more affordable of the two to get started, at free. Basis Theory starts at free; Knock starts at free - $250/mo.
Can Basis Theory replace Knock?
Yes for most teams - both are API tools tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.
Side-by-side software breakdowns and pricing changes - in your inbox monthly.