Odoo Enterprise vs. FastBill
Odoo Enterprise is a full, modular ERP spanning accounting, CRM, sales, inventory, manufacturing, website and HR, whereas FastBill is a lean cloud invoicing and pre-accounting tool for freelancers and small businesses. For invoicing, receipts and banking, FastBill is the right fit; for end-to-end business processes, Odoo.
As with other accounting tools, two categories compete here: a full ERP and a lean cloud invoicing/accounting tool. A dash for FastBill means "out of scope", not "worse". FastBill is strong at invoicing, receipts and banking; Odoo is the complete ERP.
Published by WISSEN BERATUNG · your Odoo Learning Partner · as of July 2026
Odoo Enterprise
Full, modular ERP · covers accounting, CRM, sales, inventory, manufacturing, website/shop, marketing, projects & HR · open & customisable.
FastBill
Cloud invoicing & pre-accounting (FastBill, Frankfurt; part of FreshBooks) for freelancers & small businesses · invoicing, receipts/OCR, banking, DATEV export.
Module-by-module comparison
✔ full / strong · ◐ limited / basic · — not available / out of scope
1 · Invoicing, quotes & receipts
FastBill's core area: invoices, e-invoicing, receipt recognition, banking.
| Feature / module | Odoo Enterprise | FastBill |
|---|---|---|
| Quotes & invoices | full / strong | full / strong |
| E-invoicing (ZUGFeRD/XRechnung) | full / strong | full / strong |
| Receipt capture & OCR FastBill: ML-based receipt recognition. | full / strong | full / strong |
| Banking & automatic payment reconciliation | full / strong | full / strong |
| Dunning & recurring invoices | full / strong | full / strong |
2 · Accounting, tax & DATEV
Pre-accounting (cash-basis oriented); the actual bookkeeping runs via DATEV/tax advisor.
| Feature / module | Odoo Enterprise | FastBill |
|---|---|---|
| Cash-basis / pre-accounting | full / strong | full / strong |
| Double-entry bookkeeping / balance sheet FastBill: no full double-entry bookkeeping. | full / strong | not available |
| DATEV export / tax advisor | full / strong | full / strong |
| VAT return / ELSTER | limited / basic | limited / basic |
3 · CRM, inventory & manufacturing
Classic ERP processes lie outside the focus of this accounting/invoicing solution.
| Feature / module | Odoo Enterprise | FastBill |
|---|---|---|
| CRM, leads, pipeline, opportunities | full / strong | not available |
| Inventory / warehouse | full / strong | not available |
| Manufacturing / MRP | full / strong | not available |
Unlock all 5 categories + PDF
Above is the starting point. The full report contains 7 further rated points across 2 categories (incl. E-commerce, website, projects & HR, Customisation, API, operations & costs) plus the decision guide, as a PDF and interactive table. Free in exchange for your contact details, so we can send you the report matched to your situation.
Odoo Enterprise is the right fit when …
- beyond invoicing and accounting, CRM, inventory, manufacturing, website or projects are needed,
- end-to-end business processes are required rather than pure invoicing/receipts,
- open source and broad customisation matter,
- the business is growing and scaling.
FastBill is the right fit when …
- the need is mainly invoicing, receipts and banking,
- a very simple, affordable DE solution with DATEV export is wanted,
- the accounting runs at the tax advisor,
- no ERP processes (inventory, manufacturing, CRM) are required.
Frequently asked questions: Odoo Enterprise vs. FastBill
Does Odoo replace FastBill?
Odoo covers invoicing, receipts and banking just like FastBill, and adds a full ERP on top. Yet FastBill and Odoo play in different categories: FastBill is a lean cloud invoicing tool for freelancers and small businesses. Once the need grows beyond pure invoicing and receipts, Odoo consolidates everything on a single platform.
Can I work with FastBill and a tax advisor without full accounting?
Yes, that is the typical use. FastBill offers cash-basis pre-accounting and DATEV export, while the actual bookkeeping runs at the tax advisor. Full double-entry bookkeeping with a balance sheet is not available in FastBill; that is handled by Odoo or the tax advisor.
What does FastBill lack compared to Odoo?
FastBill deliberately has no classic ERP processes: CRM, inventory, manufacturing, website, shop, projects and HR lie outside its focus. Double-entry bookkeeping with a balance sheet and open source are also missing. Odoo covers all of these areas in an integrated way; a dash for FastBill is not a weakness but a matter of focus.
Who benefits from switching to Odoo?
Many start with an invoicing tool like FastBill plus a tax advisor. As soon as CRM, inventory, manufacturing, website or projects are needed beyond invoicing and receipts and the business grows and scales, consolidating into a complete ERP such as Odoo pays off.
Comparing more than two systems?
This comparison puts Odoo against one competitor. If several systems are still open, a structured selection is the better route: requirements first, weighted into must, should and could, then a comparison that justifies every rating. We disclose there where we earn from a system ourselves.
Not sure whether Odoo fits your business?
As an official Odoo Learning Partner we support selection, implementation, migration and training. 30-minute discovery call, free and without obligation.
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