Invoice Ninja Review

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What it is: Invoicing, quotes and payments software (open source)
Best for: Freelancers and small businesses that want low-cost or free invoicing
Price: Free (5 clients); Pro $14/mo, checked October 28, 2026
Prices checked: October 28, 2026

We researched Invoice Ninja's official pricing, plan terms, product pages, help documentation and Trustpilot profile. We haven't used Invoice Ninja ourselves, so this is a research-based review, not a hands-on test.

Who it’s best for

Freelancers and small businesses that mainly need invoices, quotes and online payments.
People who want a free plan for a few clients.
Technical users who want to host their own open-source copy.

Who should skip it

Probably not the best fit if you need full double-entry bookkeeping and payroll.

How it works day to day

This part draws on Invoice Ninja’s own product pages, help center and documentation, read October 28, 2026 (listed under Sources). We haven’t used Invoice Ninja ourselves.

Day to day, you create quotes and invoices, send reminders, track expenses and time, and clients pay through their portal.

Key features in use

Invoices, quotes and recurring invoices.
Client portal with online payments.
Expense and time tracking.
Reports.
Self-hosted option.

Setup and learning curve

You sign up free, add your company details and logo, connect a payment gateway and send your first invoice.

Integrations

Invoice Ninja connects with Stripe, PayPal, Square, GoCardless, Zapier and others.

Support

Invoice Ninja offers email support, documentation and a user forum.

Real-world use cases

A freelancer bills five regular clients for free.
A small shop sends recurring monthly invoices.
A developer self-hosts invoicing on their own server.

What it costs

Prices checked October 28, 2026, from Invoice Ninja’s own pricing page unless noted. Prices change often, so check the official page before you buy.

Free: $0, up to 5 clients with unlimited invoicing.
Ninja Pro: $14 a month, or $140 a year (2 months free). Unlimited clients and invoices.
Enterprise: from $18 a month, or from $280 a year, priced by the number of account users.
You can also run the open-source version on your own server.
30-day money-back guarantee on paid plans.

What we like

Free plan for up to 5 clients.
Low-cost Pro plan with unlimited clients.
Open source since 2014, with a self-hosted option.
Many payment gateways, including Stripe, PayPal, Square and GoCardless.
30-day money-back guarantee.

What to watch for

Not full accounting software; you may still need a bookkeeping tool.
Enterprise is needed for more users.
The interface has many settings to learn.

The fine print

Trustpilot showed only 6 reviews (2.8 out of 5) as of October 28, 2026, too few to judge either way.
Payment gateway fees are separate.
Yearly plans are billed as one payment.

The main alternative: FreshBooks Reviewed by Vetteroo

FreshBooks is a polished invoicing and accounting tool for small businesses, with bookkeeping, expenses and reports.

What it costs: $23/mo (Lite) list price, checked October 25, 2026

Read our full FreshBooks review

Pick Invoice NinjaReviewed by Vetteroo if you…

want free or very low-cost invoicing.
want an open-source option.
need many payment options.

Pick FreshBooksReviewed by Vetteroo if you…

want full accounting as well as invoicing.
want a more guided setup.

Our take

Invoice Ninja is a strong value for invoicing, with a free plan, a low Pro price and an open-source option. It is not full accounting software, so compare FreshBooks if you want bookkeeping too.

Side by side

Company	Best for	Starting price
Invoice Ninja Reviewed by Vetteroo	Freelancers and small businesses that want low-cost or free invoicing	Free (5 clients); Pro $14/mo, checked October 28, 2026
FreshBooks Reviewed by Vetteroo	Invoice-first freelancers and service businesses	$23/mo list (Lite)

From our company records. Check the official pages for current prices.

What we checked

Invoice Ninja's pricing page and plan terms, read October 28, 2026
Invoice Ninja's Trustpilot profile, read October 28, 2026
FreshBooks's details: from our existing company record and review, not re-checked on October 28, 2026
Invoice Ninja's feature, help and integration pages listed below (links checked October 28, 2026)

Sources

Visit Invoice Ninja’s official site

How we review

We read the company's own terms, test the sign-up or booking steps where we can, and compare it with alternatives. A commission never changes what we write. Read our disclosure.