2026 head-to-head

Invoice Ninja vs Odoo Invoicing: Which is Better in 2026?

Invoice Ninja and Odoo Invoicing tie across most categories (15 tied features). Below is the full feature-by-feature breakdown.

Scoreboard

2
Invoice Ninja wins
15
Tied
2
Odoo Invoicing wins

Feature-by-feature comparison

Pricing

Feature Invoice Ninja Odoo Invoicing
Free plan
✓ Yes
Self-hosted free; cloud Pro paid
— Limited
One Odoo app free
Entry paid plan
— Paid add-on
Pro ~AU$12/mo
— Paid add-on
~AU$38/user/mo Standard
Download PDF without signup
✗ No
✗ No

Invoicing features

Feature Invoice Ninja Odoo Invoicing
Unlimited invoices
— Limited
— Limited
Custom logo & branding
— Paid add-on
White-label on higher tiers
✓ Yes
Recurring invoices
✓ Yes
✓ Yes
Email invoices to clients
✓ Yes
✓ Yes
Multi-currency
✓ Yes
✓ Yes
Client management
✓ Yes
✓ Yes

Australian compliance

Feature Invoice Ninja Odoo Invoicing
ATO-compliant GST invoices
— Limited
Configurable tax rates
— Limited
Configurable tax rates
ABN field built in
— Limited
Custom field workaround
— Limited
Custom field workaround
Australian-focused support
— Limited
— Limited

Accounting features

Feature Invoice Ninja Odoo Invoicing
Bank reconciliation
✗ No
✗ No
Expense tracking
— Limited
— Limited
Payroll
✗ No
✗ No
Inventory tracking
✗ No
✓ Yes

Integrations

Feature Invoice Ninja Odoo Invoicing
Stripe payments
✓ Yes
✓ Yes
Mobile app
— Limited
— Limited

Setup & support

Feature Invoice Ninja Odoo Invoicing
Setup time
— Limited
Account signup required
✗ No
ERP configuration

Where Invoice Ninja wins

  • Free plan
  • Setup time

Where Odoo Invoicing wins

  • Custom logo & branding
  • Inventory tracking

A third option: InvoiceSonic, free

Neither tool fits your invoicing-only workflow? Try InvoiceSonic — free for unlimited ATO-compliant tax invoices, no signup required.

Create a free invoice now →

Frequently asked questions

Is Invoice Ninja cheaper than Odoo Invoicing?

Invoice Ninja starts at Free (self-hosted) or AU$12/mo (Pro); Odoo Invoicing starts at Free (1 app); Standard ~AU$38/user/mo. Invoice Ninja offers free self-hosted; pro cloud plan. Odoo Invoicing offers one app free on odoo online.

Does Invoice Ninja handle Australian GST and ABN better than Odoo Invoicing?

For ATO-compliant GST: Invoice Ninja = limited, Odoo Invoicing = limited. For native ABN field: Invoice Ninja = limited, Odoo Invoicing = limited. If you operate in Australia and either tool falls short here, InvoiceSonic handles both natively — and it's free.

Which is better for freelancers — Invoice Ninja or Odoo Invoicing?

Most freelancers want fast invoicing without paying for full accounting. Between these two, Odoo Invoicing wins more categories overall. But if you're a freelancer who just wants ATO-compliant tax invoices for free, InvoiceSonic is purpose-built for that workflow.

Can I switch from Invoice Ninja to Odoo Invoicing easily?

Do not assume a one-click migration. Confirm each product's current export and import formats, then test contacts, opening balances, unpaid invoices, tax codes, attachments and reconciliations before cancelling the old account. Keep statutory records outside both systems.

Should I use Invoice Ninja or Odoo Invoicing for invoicing only?

Both tools include more than invoicing. If invoicing is your only need, a dedicated generator can be faster and more focused than a full accounting subscription.

Is there a free alternative to both Invoice Ninja and Odoo Invoicing?

Yes — InvoiceSonic lets you create and download an invoice without signup. Its account plans have separate limits and pricing, so compare current official plans before deciding.