The short answer
A single-player card game such as solitaire costs roughly $5,000 to $30,000. An online multiplayer card game such as rummy or an UNO-style game costs roughly $30,000 to $80,000. A collectible card game with deck building, ranked play and regular card releases starts around $150,000 and needs a budget for ongoing content. The bands match our mobile game cost guide.
Four kinds of card game
| Type | Examples of scope | Typical band | Timeline |
|---|---|---|---|
| Solitaire and puzzle | Klondike, spider, daily challenges, ads | $5,000 to $30,000 | 4 to 8 weeks |
| Casual multiplayer | UNO-style, hearts, spades, private rooms, bots | $30,000 to $80,000 | 3 to 4 months |
| Rummy and poker style | Tables, lobbies, tournaments, strict fair play | $50,000 to $150,000 | 4 to 6 months |
| Collectible card game | 150+ cards, decks, ranked ladder, shop, seasons | $150,000 and up | 9 to 12 months |
What drives the cost
- Multiplayer. Tables, matchmaking, reconnection and turn timers add a backend and a lot of testing. See multiplayer mobile game cost.
- Rules complexity. Every special card is a rule the engine must enforce and the tests must cover. Collectible card games multiply this, because cards interact with each other.
- Card art. A standard 52-card deck is cheap. A collectible game needs original illustration for every card, which can become the largest line in the budget. Read game art outsourcing for how studios price it.
- AI opponents. Bots keep tables full and teach new players. Good bots for rummy or spades take real engineering.
- Tutorial. Card games lose players in the first session if the rules are not taught well. Budget for an interactive tutorial, not a wall of text.
- Balance. In collectible games, balance is continuous work that needs data and a designer after launch.
The rules engine matters most
A card game should be built around a rules engine that runs on the server and knows nothing about graphics. The client shows cards and sends player choices. The server decides what is legal, shuffles, deals and scores. This protects against cheating, makes bots easier to write and lets you add new cards or modes without rewriting the interface. It is also what makes replays, spectating and tournaments possible later.
Shuffling and fairness
Players complain about shuffles in every card game. Use a well-tested shuffle such as Fisher-Yates with a strong random source on the server, log each deal, and say how it works in your help pages. Never deal cards on the client. If a game shows opponents' cards to the phone and hides them only in the interface, someone will read them from memory.
Monetization
- Ads. Rewarded ads for hints, undo or extra coins work well in solitaire and casual card games.
- Cosmetics. Card backs, tables and avatars sell without affecting fairness.
- Card packs. Collectible games sell packs, but many countries now regulate randomized purchases, and the stores require odds to be disclosed.
- Passes. A season pass fits card games with daily play. See battle pass design.
For a comparison of models, read ads vs in-app purchases.
Real-money card games
Rummy and poker briefs often include cash play. That is regulated gambling or skill gaming depending on the country, and both stores apply strict rules to it. Apple's guidelines require the right licences and limit such apps to locations where they are legal. Plan a free-to-play coins version first unless you already hold the licences and have legal advice for every market.
Platform choices
Unity covers Android, iOS, web and desktop from one project, which suits card games well. Web builds are useful for card games because players can join a table from a link without installing anything. Our guide to web games in 2026 covers the limits.
How to lower the budget
- Start with one game mode and the smallest card set that is still fun.
- Launch against bots, then add online tables once retention is proven.
- Use templates for card frames so each new card needs only an illustration and text.
- Build the rules engine carefully once. It is the part you cannot cheaply redo.
Getting a real number
Send us the rules, the number of cards, the platforms and whether you need online play. We quote fixed prices from that, starting at $999 for a prototype on the offer page. You can also try the cost calculator for a first estimate.
Sources: Wikipedia: Rummy · Wikipedia: Collectible card game · Apple App Review Guidelines. Checked November 11, 2026.
Related: 2D game development · Mobile game cost guide · Get a quote
Quick answers ❓
How much does it cost to make a card game app?
A single-player card game costs roughly $5,000 to $30,000. An online multiplayer card game costs roughly $30,000 to $80,000, and a collectible card game starts around $150,000.
How long does a card game take to build?
Solitaire takes 4 to 8 weeks, a casual online card game 3 to 4 months, and a collectible card game 9 to 12 months before launch.
Why are collectible card games so expensive?
They need original art for every card, a rules engine that handles card interactions, ranked play, a shop and ongoing balance and content after launch.
Can I launch a card game with bots only?
Yes. Launching against bots is a sensible first step, and online tables can be added once you see that players come back.
Is Unity good for card games?
Yes. Unity ships one project to Android, iOS, web and PC, and its 2D and UI tools suit card layouts and animation.
Related guides
Ludo game development cost → Mobile game monetization: ads vs IAP →Building a card game? 🃏
Tell us the rules and platforms and we will send a fixed quote within 48 hours.