Crater vs Invoice Ninja

A side-by-side comparison of two self-hosted budgeting & finance options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureCraterInvoice Ninja
CategoryBudgeting & FinanceBudgeting & Finance
LicenseAALElastic-2.0
LanguagePHPPHP
Setup difficultyMediumMedium
Min. RAM512 MB512 MB
Deploymentdocker, bare-metal, sourcedocker, bare-metal, source
GitHub stars★ 8,338★ 9,979
First released20202014
ReplacesFreshBooks, InvoicelyFreshBooks, QuickBooks

Why pick each one

Choose Crater if…

  • Clean modern interface
  • Free mobile apps
Crater details

Choose Invoice Ninja if…

  • Comprehensive billing features
  • Many payment gateway integrations
Invoice Ninja details

Frequently asked questions

Is Crater or Invoice Ninja better?

Neither is universally better. Invoice Ninja has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are Crater and Invoice Ninja free and open-source?

Yes. Crater is licensed under AAL and Invoice Ninja under Elastic-2.0. Both can be self-hosted at no software cost.

Can I run Crater and Invoice Ninja with Docker?

Crater: yes. Invoice Ninja: yes.

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