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BILL vs Invoice Ninja

Updated June 2026 · A structured head-to-head comparison.

Accounts payable and receivable automation.

Open-source invoicing and payments.

The verdict

Both BILL and Invoice Ninja are credible invoicing billing tools, and the right pick comes down to your priorities.

BILL — Accounts payable and receivable automation.

Choose Invoice Ninja if you'd rather have a lower starting price (free – $10/mo), a free plan to start on and a higher overall rating (4.6/5). Open-source invoicing and payments.

BILL vs Invoice Ninja: side by side

DimensionBILLInvoice Ninja
Starting priceFrom $45/user/moFree – $10/moWinner
Free planNoYesWinner
Pricing modelSubscriptionFreemium
Best forSmbFreelancers, Developers
PlatformsWeb, Ios, AndroidWeb, Self Hosted, Ios, Android
Rating4.3/54.6/5Winner

BILL key facts

Vendor
BILL
Pricing
Subscription — From $45/user/mo
Free tier
No
Platforms
Web, Ios, Android
Best for
Smb
Editor rating
4.3 / 5
Founded
2006
Headquarters
San Jose, CA, USA

Invoice Ninja key facts

Vendor
Invoice Ninja
Pricing
Freemium — Free – $10/mo
Free tier
Yes
Platforms
Web, Self Hosted, Ios, Android
Best for
Freelancers, Developers
Editor rating
4.6 / 5
Founded
2014
Headquarters
Israel

Frequently asked questions

Is BILL better than Invoice Ninja?

Neither is universally better — Invoice Ninja 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 BILL or Invoice Ninja cheaper?

Invoice Ninja is the more affordable of the two to get started, at free – $10/mo. BILL starts at from $45/user/mo; Invoice Ninja starts at free – $10/mo.

Can BILL replace Invoice Ninja?

Yes for most teams — both are invoicing billing tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.