ADempiere vs Odoo Comparison
Compare ADempiere vs Odoo features, pricing, and more.
Last updated: November 2026
ADempiere
6/10
ADempiere is a free, community-run, open-source (GPL v2) ERP suite with built-in CRM. It is for businesses that can host and customize their own systems.
Odoo
7.2/10
Odoo is an open-source business suite whose CRM app handles leads, pipelines, calling, and reporting for small and mid-sized companies, with ERP modules available alongside it.
Feature-by-Feature Comparison
| Feature | | |
|---|---|---|
| Scores | ||
| Overall Rating | 6/10 | 7.2/10 |
| Customization | 9/10 | 9/10 |
| Analytics | 6/10 | 7/10 |
| Integration | 5/10 | 8/10 |
| Support | 3/10 | 5/10 |
| Ease of Use | 3/10 | 5/10 |
| Security | 5/10 | 7/10 |
| Cost | 9/10 | 8/10 |
| Scalability | 6/10 | 7/10 |
| Pricing | ||
| Free plan | Yes | Yes |
| Cheapest paid plan | Contact for pricing | €31/user/mo Standard |
| Estimated cost for 10 users | Free Open Source (GPL v2) | Free One App Free |
| Features | ||
| Contact Management | ||
| Customer Support Management | ||
| Integrations | ||
| Reporting & Analytics | ||
| Built-in Calling | Not listed | |
| Collaboration | Not listed | |
| Lead Management | Not listed | |
| Marketing Automation | Not listed | |
| Mobile Access | Not listed | |
| Opportunity Management | Not listed | |
| Sales Automation | Not listed | |
ADempiere vs Odoo cost by team size
| Team size | ADempiere | Odoo |
|---|---|---|
| 1 user | FreeOpen Source (GPL v2) | FreeOne App Free |
| 5 users | FreeOpen Source (GPL v2) | FreeOne App Free |
| 10 users | FreeOpen Source (GPL v2) | FreeOne App Free |
| 25 users | FreeOpen Source (GPL v2) | FreeOne App Free |
| 50 users | FreeOpen Source (GPL v2) | FreeOne App Free |
The plan that fits each team size, billed monthly, before add-ons and usage charges. Each cost opens that tool's pricing calculator for the team size.
Which One Should You Choose?
Why choose ADempiere
- Higher Cost score (9/10 vs 8/10)
Why choose Odoo
- Higher Integration score (8/10 vs 5/10)
- Higher Support score (5/10 vs 3/10)
- Better fit for sales teams (7/10 vs 3/10)
- Better fit for small business (8/10 vs 5/10)
Pros & Cons
ADempiere
Pros
- No licence fees or premium editions. All modules are free under GPL v2.
- CRM records share a database with orders, invoicing and accounting, so the full customer-to-cash history sits in one system.
- The active data dictionary lets administrators change windows, workflows and reports without modifying core code.
- Reviewers praise flexible reporting with drill-down, and Jasper Reports integration is available.
Cons
- Self-hosting, setup and customization require real technical expertise.
- Reviewers describe the user interface as dated.
- Support comes from the community and documentation. There is no vendor helpdesk or SLA.
- One reviewer reported login problems and a crash under heavy concurrent use, and the community-driven roadmap is hard to predict.
Odoo
Pros
- The free plan gives unlimited users on a single app, so a team can run the CRM at no license cost.
- CRM data flows natively into Odoo's Sales, Inventory, Invoicing, and Email Marketing apps, so quotes and stock checks happen without third-party connectors.
- Lead tools go beyond the basics, with predictive scoring, quota-based assignment, deduplication, and enrichment.
- It is open source and highly customizable through Studio, the API, or self-hosting.
Cons
- Reviewers often describe the interface and workflows as complex for new users.
- Setup usually needs internal staff or a paid implementation partner.
- Some users report slow performance with large datasets.
- Opinions on support and documentation quality are mixed, and paid support is email-only on weekdays.
Not sold on either?
Frequently Asked Questions
Odoo scores higher on our CRM criteria: 7.2/10 against 6/10 for ADempiere. The largest gap is in Integration: 5/10 for ADempiere and 8/10 for Odoo.
Yes, both ADempiere and Odoo have a free plan.
Odoo is the better fit for sales teams: we rate it 7/10 for them, against 3/10 for ADempiere.
