Side by side
Onivo AP vs Stampli
Both stand on invoice approval software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid APIWeb
Onivo AP covers invoice capture, review, matching, approvals, and ERP connections, with tiering based on invoice volume and company count. Teams should consider its current ERP posting coverage, SOC 2 status, and document-review data handling before adopting it.
Visit Onivo AP
Paid AndroidiPhoneWeb
Choose Stampli if your finance team needs procurement and accounts payable workflows tied to an ERP, with vendor self-service, payment execution, and mobile approvals. Teams looking for a free Accounts Payable plan or published quote-free pricing should look elsewhere.
Visit StampliThe facts
| Onivo AP | Stampli | |
|---|---|---|
| Free plan | Not published | No |
| Open source | Not published | Not published |
| Runs on | API, Web | Android, iPhone, Web |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 1 |
| Maker | Not published | Stampli |
| Website | onivo.ai | stampli.com |
| On invoice approval software | #34 of 37 | #30 of 37 |
Onivo AP: what it does well
- Accepts PDF, image, and HEIC invoices.
- Supports two-way and three-way matching.
- Approvals can route by amount, cost center, or project.
- Includes an approval audit trail.
- Every tier includes the full workflow.
What to know first
- Pricing is quoted and tiered by volume and company count.
- Not SOC 2 certified today.
- Document review sends invoice content to Anthropic’s API unless disabled.
- Full bill posting is live over cloud API connections; more coverage is rolling out.
Stampli: what it does well
- AI invoice capture supports coding, approval routing, and line-level PO matching.
- Procurement includes budget validation, configurable approvals, and purchase orders.
- Vendor self-service covers information submission and payment-status checks.
- Payment options include ACH, checks, virtual cards, and international payments.
- Mobile apps support invoice approvals, expenses, card requests, and notifications.
What to know first
- There is no free plan for Stampli Accounts Payable.
- Accounts Payable pricing requires a quote.
- Stampli Direct Pay is free only for Stampli customers.
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