Invoice Ninja

Active

Country: United States (US)
Founded: 2014
Developer: Invoice Ninja (open-source project)
Pricing: Free (self-hosted open-source); Hosted Freemium with Pro & Enterprise plans
Open source: Yes
Platforms: Web, iOS, Android, Self-hosted (Linux, Windows, macOS)

Indexes

Invoice/Freelance Billing

Overview

Invoice Ninja is invoicing software for freelancers, small businesses, and contractors to create invoices, quotes, track payments, expenses, vendors, projects, tasks, and billable time. It supports client management, recurring billing, and client portals for viewing documents and payments. The self-hosted version is free and open-source, while hosted plans add advanced reporting and unlimited usage.

Key Features

Invoicing & Quotes - Create customizable invoices, quotes, credits, and recurring invoices with product library.
Payments - Accept 1-click payments via integrated gateways without leaving client portal.
Time Tracking - Track billable tasks and projects, convert time to invoices with one click.
Client Portal - Clients view invoices, payments, documents, and run balance statements.
Expense Tracking - Track expenses, vendors, and generate reports.
Project Management - Manage projects, tasks, categorize, and search billable work.
Reporting - Pro/Enterprise reports on clients, invoices, payments, P&L, exportable as CSV.
Auto-billing - Token billing for automatic future invoice payments.

Pricing

Plan	Price	Includes
Free (Self-hosted)	Free	Open-source self-hosting with core invoicing features.
Free (Hosted)	Free	Limited clients/invoices; basic features.
Pro	Paid (details on site)	Unlimited clients/invoices, advanced features like reports.
Enterprise	Paid (details on site)	All Pro features plus enhanced reporting and support.

Platforms & Requirements

Web-based app accessible via browser; native iOS and Android mobile apps for on-the-go invoicing and management. Self-hosted version runs on servers supporting Laravel (PHP), with desktop access via browser; mobile apps connect to self-hosted instances. No specific minimum requirements listed beyond standard web hosting for self-hosting.

Integrations & Ecosystem

Stripe
PayPal
Authorize.net
Square
Braintree
Zapier
Make (Integromat)
Pabbly Connect

Alternatives

App	Difference
FreshBooks	Cloud-only SaaS with stronger accounting focus, less emphasis on self-hosting.
Zoho Invoice	Part of Zoho suite with broader CRM integration, free tier more limited.
Wave	Completely free cloud invoicing, no self-hosting or advanced task tracking.
Billdu	Simpler mobile-first invoicing, fewer payment gateways and no open-source option.

Reputation

Invoice Ninja is trusted by over 200,000 businesses for its free self-hosted option and comprehensive features tailored to freelancers and small businesses. Strengths include open-source flexibility, extensive payment integrations, and time-tracking capabilities that streamline billing. Criticisms may involve setup complexity for self-hosting and limitations in the free hosted tier on client/invoice volume.

Sources (10)