Odoo

Odoo is one of the few products in this category that publishes real prices, and the detail of how it packages them is the most useful thing a buyer can know. There are four published tiers. One App Free is listed at US dollars 0 and includes one app with unlimited users on Odoo Online. Standard is listed at US dollars 16.90 and US dollars 21.10 per user per month, the two figures corresponding to the page's yearly and monthly toggle, and includes all apps. Custom is listed at US dollars 32.00 and US dollars 40.00 per user per month and includes all apps plus Odoo Studio, multi-company and external API access. A Light User tier is listed at US dollars 5.90 per user but requires a custom quote through an Odoo Advisor. The currency is explicitly stated as US dollars on the page, printed as the US dollar prefix rather than a bare dollar sign, so it is not an inference here.

Read that packaging carefully, because it is where Odoo evaluations go wrong. Two capabilities that most buyers assume are baseline, multi-company consolidation and external API access, are not in Standard. They are in Custom, which is roughly double the price. Odoo's own FAQ makes the mechanism explicit: installing Studio or adding companies moves an account to the Custom plan. So if you have more than one legal entity, or you intend to integrate Odoo with anything by API, your real price is the Custom tier and you should model it that way from the start rather than being moved onto it later. Similarly, the Standard discount footnote states the discount is valid for 12 months for initial users ordered, which means the headline figure is promotional and the second year costs more. And the Custom plan's price does not include Odoo.sh hosting.

The free tier is genuinely free, which is rare. Odoo's FAQ states that usage of the one app is free for unlimited users forever. That is a free version and not a trial, which is an important distinction: most products in this category offer a time-limited trial and nothing more. The practical use of One App Free is narrow but real, for example running just CRM or just accounting for a very small business, and it is a legitimate way to evaluate the software with real data at no cost. The constraint is equally real: one app only, and the moment you need a second app, or multi-company, or the API, you are on a paid tier.

Licensing model. Odoo operates an open-core model, with a community edition under an open-source licence and a paid enterprise edition, which is why the licensing model is recorded as mixed below rather than as either open-source or commercial. This pass verified the paid tiers from the pricing page but did not open an Odoo licence page, so the specific community licence and the functional differences between community and enterprise are not asserted here. If the open-source route matters to you, verify the licence and the community edition's module coverage directly, because the gap between community and enterprise is substantial and is a frequent source of disappointment.

What else is and is not verified. The pricing page confirms all apps in the Standard and Custom tiers, Odoo Studio for customisation, multi-company, external API access, and Odoo Online and Odoo.sh as hosting options. It does not enumerate individual accounting or manufacturing functions, so the general ledger, payables, receivables, inventory, manufacturing and the rest are recorded as unknown below. Odoo does have apps covering all of those, but this pass did not open the app or documentation pages that would source each one, so none is claimed.

It fits well when:

• You are a small or mid-sized company that wants broad functional coverage at a price you can calculate in advance from a public page, which is unusual in this category.
• You want to start narrow and expand. The all-apps Standard tier means adding a module is a configuration decision rather than a new purchase negotiation.
• You have technical capability in house or a good partner, and you value the ability to customise, which Odoo Studio in the Custom tier is designed for.
• You want an open-core option rather than a wholly proprietary system, and you have verified the community edition yourself.
• You genuinely need only one app and zero budget, in which case One App Free is a real option rather than a trial.

It fits badly when:

• You are a single-entity business on the Standard tier who then discovers they need the API. That moves you to Custom at roughly double the per-user cost. Decide this before you buy, not after.
• You are a large enterprise with heavy statutory consolidation and audit requirements. Nothing in the published packaging is aimed at that, and the customisation freedom that makes Odoo attractive at the small end becomes a governance problem at the large end.
• You need complex manufacturing proven before you commit. Odoo has manufacturing apps, but nothing about manufacturing depth was verified in this pass, and a complex manufacturer should test it directly against specialists such as Syspro, QAD Adaptive ERP or Infor CloudSuite Industrial.
• You want a fixed multi-year cost. The Standard discount is stated as valid for 12 months for initial users ordered, so budget for the undiscounted rate from year two.

Practical advice for an Odoo evaluation. Build your price model on the Custom tier if you have more than one company or any integration requirement, use the undiscounted monthly figure for year two onward, add Odoo.sh hosting separately for Custom since the page says it is not included, and get a partner implementation quote separately. The software cost is genuinely low by the standards of this category; the implementation and customisation effort is where Odoo projects actually consume budget, and the ease of customising is precisely what makes that happen.