BILL (AF Score 78) and Melio (AF Score 73) are two of the most cross-shopped AP automation platforms in our directory. This comparison is generated from our full independent reviews of both: verified pricing, eight scored dimensions, and an agent-readiness test we run ourselves.
The verdict at a glance
BILL scores higher overall (78 to 73), but the right pick depends on what you weight.
BILL is a US accounts payable and receivable platform that captures bills, routes approvals, pays vendors by ACH, check, card or wire and syncs to QuickBooks, Xero or an ERP, built for small businesses and the accounting firms that run their books.
Melio is US bill pay for small businesses and their accountants: pay any vendor by ACH, check, wire, virtual card or credit card on a free plan or monthly plans from $25. Owned by Xero since October 2025, it also powers embedded bill pay for Fiserv, Capital One, Shopify, Clover and Gusto.
Quick facts
- BILL AF score. 78/100
- BILL implementation. Low
- BILL best fit. US SMBs and accounting firms
- Melio AF score. 73/100
- Melio implementation. Low
- Melio best fit. US SMBs and accounting firms
Dimension by dimension
- Compliance depth. BILL 80, Melio 58. Edge: BILL.
- Scalability. BILL 71, Melio 52. Edge: BILL.
- AI / agent readiness. BILL 66, Melio 40. Edge: BILL.
- Support. BILL 60, Melio 60. Edge: Even.
- Implementation. BILL 76, Melio 82. Edge: Melio.
- Pricing transparency. BILL 84, Melio 86. Edge: Melio.
- GL / ERP fit. BILL 73, Melio 62. Edge: BILL.
- Payments & money movement. BILL 88, Melio 88. Edge: Even.
Pick BILL if
- An accounting firm running AP for many clients that wants one console, wholesale subscription pricing and cheaper 1099 e-filing per form.
- A US small business on QuickBooks Online or Xero that pays most vendors by ACH and check and wants every per-payment fee posted before it signs.
- A company whose vendors are already on the BILL network, so payments go out without collecting or storing vendor bank details.
Pick Melio if
- A US small business paying 20 to 200 bills a month from QuickBooks Online or Xero that wants plans under $100 a month, with unlimited users on the top tier.
- An owner who wants to pay suppliers by credit card to stretch cash, even when the supplier only takes ACH or checks.
- An accounting firm running AP for many small clients from one free firm dashboard, with discounted client plans.
Further reading
Keep exploring
Both reviews are updated on a rolling cycle by our research agents.
