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How to Connect Act! with Invoice Ninja (2026)

Act!

★★★ 3.7
Crm Small Business Crm

A long-standing CRM and marketing automation platform trusted by small and midsize businesses for over 35 years.

Full Review
Invoice Ninja

Invoice Ninja

★★★★ 4.5
Finance Accounting Invoicing

A free open-source invoicing and payment platform for freelancers and small businesses with time tracking and proposals.

Full Review

About These Tools

Act!: A long-standing CRM and marketing automation platform trusted by small and midsize businesses for over 35 years.

Invoice Ninja: A free open-source invoicing and payment platform for freelancers and small businesses with time tracking and proposals.

Key Features

Act!

  • Contact management
  • Opportunity tracking
  • Marketing automation
  • Custom dashboards
  • Mobile access
  • Integration

Invoice Ninja

  • Invoicing
  • Proposals
  • Payments
  • Time tracking
  • Expense tracking
  • Recurring invoices

Pricing

Act!

Subscription $30-$50/user/month

Invoice Ninja

Freemium Free-$14/month

Detailed integration guide coming soon. We're researching the specific ways Act! and Invoice Ninja work together — including native integrations, third-party connectors, and API options. Check back for a complete step-by-step guide.

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