Invoice Ninja vs Sure

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

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FeatureInvoice NinjaSure
CategoryBudgeting & FinanceBudgeting & Finance
LicenseElastic-2.0AGPL-3.0
LanguagePHPRuby
Setup difficultyMediumMedium
Min. RAM512 MB1,024 MB
Deploymentdocker, bare-metal, sourcedocker, source
GitHub stars★ 9,979★ 9,323
First released20142025
ReplacesFreshBooks, QuickBooksMint, Quicken

Why pick each one

Choose Invoice Ninja if…

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

Choose Sure if…

  • Released under the AGPL-3.0 license
  • First-class Docker support for quick deployment
  • Mature project with 9.3k GitHub stars
  • Written in Ruby
Sure details

Frequently asked questions

Is Invoice Ninja or Sure 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 Invoice Ninja and Sure free and open-source?

Yes. Invoice Ninja is licensed under Elastic-2.0 and Sure under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run Invoice Ninja and Sure with Docker?

Invoice Ninja: yes. Sure: yes.

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