Technical Guide · Game Aggregation
What Is a Casino Games Aggregator — and Why Does Every Operator Use One?
Without aggregator
integrate Pragmatic → 3 weeks
integrate Evolution → 3 weeks
integrate Spribe → 3 weeks
integrate NetEnt → 3 weeks
× 150 providers…
vs
With aggregator
integrate aggregator → 3 weeks
access 150+ providers ✓
10,000+ games ✓
one API, one wallet ✓
done.
You’re building an online casino. You want slots from Pragmatic Play, live dealer from Evolution, crash games from Spribe, and table games from a handful of other studios. So you contact Pragmatic Play. They send you their API documentation — 60 pages. Three weeks of integration later, you’re live with Pragmatic.
Now do that again for Evolution. Different API. Different authentication. Different wallet flow. Another three weeks. Then Spribe. Then NetEnt. Then Play’n GO. Each integration takes 2–4 weeks. Your development team is now spending 100% of their time on provider integrations instead of building your product.
A casino games aggregator solves this entirely. You integrate once — with the aggregator. The aggregator has already integrated with 150+ providers. Through that single connection, you access every provider’s games. One API. One wallet protocol. One data format. Thousands of games.
How a Casino Games Aggregator Works — the Technical Version
An aggregator sits between your casino platform and the game providers. It acts as a translator — converting each provider’s unique API into a single standardized protocol that your platform speaks.
Architecture overview
Your side
Casino Platform
⟷
Single integration
Aggregator API
⟷
150+ providers
Pragmatic / Evolution
NetEnt / Spribe
+ 148 more…
You integrate with the aggregator once. The aggregator handles the complexity of communicating with each provider individually — different APIs, different auth, different wallet formats.
What the aggregator standardizes
Game launch POST /launch
One endpoint to launch any game from any provider. The aggregator translates your request into the provider-specific format behind the scenes.
Wallet transactions callbacks
Every bet and win from every provider flows through the same wallet callback protocol. Your system processes one format regardless of which provider’s game.
Game metadata catalog API
Game names, thumbnails, categories, RTPs, features — delivered in consistent format. No custom handling per provider in your front-end.
Reporting unified dashboard
Game-level and provider-level revenue data in one report. No exporting from 20 different provider dashboards and reconciling in a spreadsheet.
What the aggregator doesn’t do
The aggregator doesn’t build the games, host them, or determine the RTP or mechanics. The game provider does all of that. The aggregator is purely the distribution and connectivity layer — it makes games accessible through one integration.
Why Operators Use Aggregators Instead of Direct Integration
Technical
Development time
One aggregator integration takes 2–4 weeks and gives you 150+ providers. Twenty direct integrations take 40–80 weeks. The math is obvious.
Technical
Maintenance
Every provider updates their API periodically. With direct integrations, your team handles each update. With an aggregator, the aggregator handles it. Your integration stays stable.
Technical
Wallet complexity
Each provider has its own wallet callback format, transaction ID scheme, and edge cases. With an aggregator, your wallet handles one standardized format.
Business
Speed to market
Want to add a provider? Direct integration: 2–4 weeks. Through aggregator: enable in back office. Days, not weeks. No development required.
Business
Access to closed providers
Some studios only work through aggregators. Some have minimum volume requirements new operators can’t meet. The aggregator’s existing relationships bypass these barriers.
Business
Focus
Your dev team should be building your product — your front-end, your player experience, your features. Not spending time on commodity integration work.
What to Look for in a Casino Games Aggregator
Not all aggregators are equal. Here’s how to evaluate them before committing.
Provider quality, not just quantity
Every aggregator advertises a big number. The question is: which providers? If the list is padded with obscure studios whose games nobody plays, the count is meaningless. What matters is whether they include the providers your target market needs.
Must-have providers for most markets
Pragmatic Play — universal top performer, multi-vertical (slots, live, virtual)
Evolution — gold standard for live casino
NetEnt — brand recognition, essential for European markets
Spribe (Aviator) — essential for Africa, LatAm, and crypto audiences
Play’n GO, Hacksaw Gaming, Nolimit City — top slot performers globally
Regional specialists — ask specifically for your target market
Lobby management tools
What to require
Game enable/disable per market (geo-filtering)
Game ordering and featured placement control
Category management (slots, live, crash, table, new, popular)
Provider-level enable/disable toggle
Search and filter for players
Wallet integration quality
Questions to ask before signing
Is it a seamless (callback) wallet or a transfer wallet?
How does it handle duplicate transactions (idempotency)?
How does it handle round cancellations (rollbacks)?
Does it support bonus wallet separation?
Does it handle multi-currency natively?
If the aggregator can’t answer these questions in detail, their wallet integration isn’t mature enough for production use.
Aggregator vs Direct Integration — When to Choose What
✓ Use an aggregator when
- You’re a new operator — time savings alone justify it
- You want 20+ providers — direct doesn’t scale
- You don’t have a large dev team
- Speed to market matters
- You want to add providers easily over time
→ Consider direct integration when
- You need only 1–3 providers
- You have a large dev team with nothing else to do
- You need custom integration the aggregator doesn’t support
- The specific provider isn’t available through any aggregator
The hybrid approach
Some operators use an aggregator for most providers and maintain 1–2 direct integrations for their highest-volume studios — to avoid the aggregator margin on those specific games. This makes sense at scale, when you’re processing enough volume through a single provider that the 2–3% margin adds up to serious money. For most operators below $100K/month in GGR, the aggregator route is unquestionably right.
How Games Get From Provider to Player — the Full Chain
From a game studio creating a slot to a player spinning it on your casino — here’s every step.
01
Game studio develops the game
Math model, art, animation, sound, HTML5 development, testing, certification. The studio handles everything — the aggregator has no involvement at this stage.
02
Studio integrates with aggregators
The studio connects their game server to aggregator APIs. One studio might integrate with 5–10 aggregators to maximize distribution reach.
03
Aggregator makes the game available
The game appears in the aggregator’s library with metadata — name, provider, category, RTP, features, thumbnail. Available to all connected operators immediately.
04
Operator enables the game
You see the new game in your back office. You enable it — globally or per market. You decide where it appears in your lobby — featured, new releases, specific category.
No development required for new releases from integrated providers
05
Player launches the game
Player clicks in your lobby → your platform calls the aggregator API → aggregator creates a session with the studio’s server → game loads in the player’s browser.
All within seconds — player sees none of this
06
Player plays — wallet callbacks fire
Every bet and win: game server → aggregator → your platform. Balance updates in real time. Every transaction logged and reconcilable.
07
Revenue is shared
Game studio takes their fee (typically 10–20% of GGR from their games). The aggregator takes their margin (1–5% on top). You keep the rest.
Understanding this chain explains where costs come from
Common Aggregator Problems — and How to Avoid Them
⚠ Bloated lobby, poor curation
You enable 150 providers and 10,000 games. Your lobby is a mess. Players can’t find anything. Engagement drops.
Fix: Don’t enable everything. Start with 20–30 providers and 500–1,000 games curated for your market. Feature top performers. Add more based on player data, not provider count.
⚠ Slow game loading
Some aggregator setups add latency. If games take 5+ seconds to load on mobile, players abandon before the first spin.
Fix: Test game load times before committing. A good aggregator adds minimal latency. Test on mobile over cellular — not just your office Wi-Fi.
⚠ Provider not available in your jurisdiction
You enable a provider, but their games don’t appear for players in specific countries. The provider restricts by jurisdiction — and the aggregator didn’t warn you.
Fix: Check provider availability per market before building your lobby plan. Don’t build marketing around a game your players can’t access.
⚠ Aggregator adds hidden markup
The provider charges 12% of GGR. The aggregator charges 15% “total.” That 3% margin is never broken out. Over time, it’s a significant cost that compounds at scale.
Fix: Ask for transparent fee breakdowns — provider rate and aggregator margin separately. Compare across aggregators. Negotiate the margin down as your volume grows.
⚠ Wallet reconciliation errors
Transactions don’t match between the aggregator’s reporting and your system. Small discrepancies accumulate into meaningful losses.
Fix: Implement idempotent transaction handling from day one. Use the aggregator’s reconciliation tools for daily checks. Flag discrepancies immediately — don’t wait for month-end.
Frequently Asked Questions
Most aggregators charge a percentage of GGR — typically the game provider’s fee (10–20%) plus the aggregator’s margin (1–5%). Some charge a flat monthly fee plus a lower GGR percentage. BetEngine is transparent about the breakdown — ask us for specific rates for the providers you want to use before committing.
Yes, but it’s disruptive. You’d need to re-integrate with the new aggregator’s API, reconfigure your lobby, and potentially renegotiate provider terms. The switch is manageable — but choose carefully upfront to avoid doing it. The games themselves don’t change since they’re hosted by the same studios regardless of aggregator.
Maybe not — if you have development resources and those 5 providers offer direct integration. But even with 5 providers, the aggregator saves maintenance time and gives you the option to add more later without additional integration work. It’s also often faster to get started through an aggregator even for a small provider set.
500–1,000 curated games from 20–30 providers is a strong starting point for most markets. Focus on providers that perform in your target market rather than maximizing the total count. Expand based on player data — which games are being searched for, which categories drive the most time-on-site.
The new game appears in your aggregator dashboard automatically. You choose whether to enable it for your players. No additional integration required — it’s a configuration change, not a development task. This is one of the biggest practical advantages of the aggregator model.
Yes. Aggregator APIs are designed to work with any front-end. You don’t need to use the aggregator provider’s full platform. If you’ve built your own casino and just need game content, the aggregator plugs in independently as a content layer.
Related reading: Crash Game Development Guide · How to Start an Online Casino · Casino Game Providers & Partners
GET /api/games → 150+ providers · 10,000+ games
One Integration. 150+ Providers. Every Game Your Players Want.
BetEngine’s casino games aggregator connects you to the full game library through a single API — with lobby management, wallet integration, and provider relationships that make it actually work.