Billy API
7.1#6 in accounting apisFrom 160 DKK a monthFree planWebAPI
VisitBilly API vs Knit
What both publish
| Fact | Billy API | Knit |
|---|---|---|
| Compliance | Billy says it is certified and approved by the Danish Business Authority for digital bookkeeping. | Knit states that it complies with SOC 2, GDPR, and ISO 27001. |
| Headquarters | Copenhagen, Denmark | Bengaluru, India |
| Intended users | Billy describes its accounting software as helping self-employed people manage bookkeeping, invoices, and VAT. | Knit describes the Unified API for B2B SaaS teams, the Integrations Agent for non-technical teams, and MCP servers for AI and agent engineering teams. |
| Security | Billy says it uses SSL, encrypts information, and backs up data several times a day. | Knit says it does not store end-user data on its servers and encrypts data at rest with AES-256 and in transit with TLS 1.3. |
| Support | Billy advertises support every day from 07 to 22, with email, chat, and phone support listed on its pricing page. | Support varies by plan: the listed options include community, email, priority, dedicated, Slack, and on-call support. |
Billy API plans
- FreeFree
- Basic160 DKK a month
- Plus295 DKK a month
- Complete595 DKK a month
Knit plans
- Start Up$499 a month
- Scale Up—
- Enterprise—
- FreeFree
- Starter$29 a month
- Professional$99 a month
Pick Billy API if…
You want what its maker publishes above — check its page for the details.
Pick Knit if…
The Unified API is aimed at B2B SaaS teams, while the Integrations Agent is intended for non-technical teams. MCP servers are for AI and agent engineering teams.