Product A
Odoo
by Odoo S.A.
Open-source ERP with a full accounting module and 30+ integrated apps.
Free tier
Visit Odoo →Product B
Wave
by Wave Financial
Completely free accounting and invoicing for freelancers and micro-businesses.
Free tier
Visit Wave →Side-by-Side Comparison
| Feature | Odoo | Wave |
|---|---|---|
| Price | FreeBetter | Free |
| Free Tier | Yes | Yes |
| Top Pros | Full ERP if you need it — no third-party integrations | Core accounting and invoicing is genuinely free |
| Open-source core is free to self-host | Double-entry accounting included | |
| Multi-company and multi-currency built in | Receipt scanning included | |
| Top Cons | Complex to configure without a developer or partner | Support limited on free plan |
| Full suite pricing adds up quickly per user | Payroll only available in US and Canada |
Choose Odoo if you…
- Want: full erp if you need it — no third-party integrations
- Want: open-source core is free to self-host
- Want: multi-company and multi-currency built in
Choose Wave if you…
- Want: core accounting and invoicing is genuinely free
- Want: double-entry accounting included
- Want: receipt scanning included