How much does Invoice Ninja make?

Invoice Ninja reports $550K ARR as of September 2025. Invoice Ninja $550K revenue September 2025. Bootstrapped. Source: GetLatka.

How long did it take Invoice Ninja to reach $10k mrr?

Shalom Stark took 3 years to reach $10k mrr with Invoice Ninja.

Was Shalom Stark a solo founder?

No. Shalom Stark built Invoice Ninja with co-founders.

What marketing channel did Invoice Ninja use to grow?

Invoice Ninja grew primarily through SEO / Content.

What industry is Invoice Ninja in?

Invoice Ninja operates in Finanzen.

Invoice Ninja $550K ARR: How Shalom Stark built it

Die vollständige Geschichte

TL;DR

Shalom Stark bootstrapped Invoice Ninja to 200,000+ users through open source, SEO, and word of mouth - without spending on marketing.

Shalom Stark is a serial entrepreneur who built Invoice Ninja into one of the most popular open-source invoicing platforms for small businesses.

The Open Source Advantage

Invoice Ninja is fully open source, which provides a unique marketing advantage. Developers discover it, self-host it, and many eventually upgrade to the paid hosted version.

The Growth Strategy

SEO for invoicing-related terms
Word of mouth from happy users
Developer communities discovering the open source version
Integration partnerships

The Freemium Model

The free self-hosted version drives awareness, while the hosted version with premium features generates revenue. This model works well for developer-focused tools.

Bootstrapped Success

Unlike competitors who raised millions, Invoice Ninja was bootstrapped. This forced focus on profitability and sustainable growth rather than growth at all costs.

Key Features

Invoicing and payments
Time tracking
Expense tracking
Client portal
40+ payment gateways

Users: 200,000+
Founded: 2014
Marketing spend: $0
Model: Open source + freemium hosted

Wichtigste Erkenntnisse

Open source can be a powerful marketing channel for developer tools

Freemium works well when the free tier drives organic growth

Bootstrapping forces discipline and sustainable unit economics

SEO and word of mouth can replace paid marketing entirely

Die vollständige Geschichte

TL;DR

Shalom Stark bootstrapped Invoice Ninja to 200,000+ users through open source, SEO, and word of mouth - without spending on marketing.

Shalom Stark is a serial entrepreneur who built Invoice Ninja into one of the most popular open-source invoicing platforms for small businesses.