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★ demo mode · free to integrate · no setup fee
Free casino games API: what is actually free, and what is not
Two different things get searched as a “free casino games API”: games playable for free in demo mode, and an API that costs nothing to connect to. SoftAggregator gives you both — and this page is explicit about where the free part stops.
Meaning one: free-to-play demo games
Every game in the catalogue that supports it can be launched in demo mode — fun mode, free play, whatever your market calls it. The player spends nothing, the reels behave exactly as they do in real money, and no wallet callback is fired because there is no money to move.
It is a single method on the same API you already use for real-money launches, so there is no second integration and no separate contract:
- Same catalogue.
getGameListreturns the games; the ones that support free play expose a demo launch. - Same launch pattern.
getGameDemoreturns a URL you drop into an iframe, exactly like the real-money call. - No player account required. Demo launches do not need a created player, which is what makes them usable on a public lobby or a landing page.
- No cost. Demo rounds generate no GGR, so they generate no commission.
Operators use this for the obvious thing — letting visitors try games before they register — and for the less obvious one: QA. You can validate your lobby, your game tiles and your launch flow against thousands of real games before a single real bet exists on your platform.
Meaning two: free to integrate
The other search behind this phrase is commercial, not technical: an operator looking for a games API that does not bill them before launch. That is also true here. There is no setup fee, no integration fee, no onboarding fee and no monthly minimum — the full detail is on our no setup fee page, including a comparison of what other aggregators publish about entry costs.
So the connection is free, the documentation is public, and demo play is free. What is not free is real money: when your players bet for real, the games produce gross gaming revenue and we take an agreed revenue share of it, quoted per provider. That is the entire commercial relationship.
What a free casino games API is not
Worth saying plainly, because the phrase attracts two searches we cannot help with.
- It is not a free real-money catalogue. Studios license their games commercially. Any supplier offering real-money content at no cost is either not licensing it properly or is charging you somewhere you have not looked yet.
- It is not a consumer product. This is a B2B integration for licensed operators. If you are a player looking for free slots, the demo games you want are on operator sites, not here.
- It is not a free trial with a cliff. There is no trial period, because there is nothing to trial against — the connection is simply free, permanently, and you only ever pay a share of revenue that has already been generated.
Free casino games API — FAQ
Is there a free casino games API?
Two parts of it are genuinely free. Demo or fun-mode play costs nothing and generates no commission, and connecting to the API costs nothing — no setup fee, no integration fee, no monthly minimum. Real-money play is commercial: the games produce gross gaming revenue and we take an agreed share of it, quoted per provider.
How do I launch a game in demo mode?
Call getGameDemo with the game identifier and drop the returned URL into an iframe. It is the same pattern as a real-money launch, on the same API, and it does not require a created player or a wallet callback. The full request and response are in the public API docs.
Do demo rounds cost me anything?
No. Demo rounds move no money, fire no wallet callbacks and generate no gross gaming revenue, so there is no commission on them. You can leave demo play open on a public lobby without it appearing on any bill.
Can I test the integration before going live?
Yes, and demo mode is the usual way to do it. You can validate your game list, your tiles and your launch flow against real games from the real catalogue before any real-money round exists on your platform.
Try the catalogue in demo mode
Self-service signup, public API docs, and no setup or integration fee to connect.
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