Fantasy Sports

Fantasy Sports App Development Services

Fantasy sports platforms built on live data

We design and build fantasy sports apps and web platforms: contests and tournaments, live scoring from licensed sports data feeds, leaderboards, and the admin tools to run every season. Our work includes a free-to-play fantasy and prediction app for NFL, NBA, MLB and NHL fans, a live fantasy platform for MMA fan clubs, and a fantasy trading game built on live stock and crypto market data. Most fantasy projects fall in our Business ($10,000 to $20,000) or Advanced ($20,000+) tier.

What we build

Every fantasy product needs the game itself, reliable live data, and tools for your team to run contests without a developer.

  • Contests, tournaments and head-to-head games

  • Team and pick builders with live rule checks

  • Live scoring from licensed sports data APIs

  • Leaderboards, seasons, badges and trophies

  • iOS, Android and responsive web apps

  • Admin panel for contests, scoring and users

  • Real-time updates with WebSockets

  • Payments and wallets where the law allows

Rules first: what is legal where

Fantasy sports law varies by country and state, and it changed sharply in India in 2025, when the Promotion and Regulation of Online Gaming Act banned real-money online games, including paid fantasy contests. We plan contests, payments and prizes around the rules in your target markets, and we recommend legal review before launch. Free-to-play, fan-engagement and subscription formats are often the starting point. Read our guide to fantasy cricket app development in 2026.

A good fit if you are

A free-to-play fantasy app for NFL, NBA, MLB and NHL fans

Daily trivia, predictions, salary-cap fantasy contests and live MLB at-bat games, with credits players redeemed for game tickets. No deposits and free entry to every contest. Native iOS and Android apps with a Laravel back end and admin portal on AWS.

A live, data-driven fantasy platform for MMA fan clubs

A responsive web platform for an MMA fan club in California, with real-time UFC data, prediction tracking, and global and club leaderboards with trophies and badges each season. Built with React, Node.js, PostgreSQL and AWS.

mma betclub

How a fantasy app project runs

We start with the game: contest formats, scoring rules and the markets you will launch in. Next we choose and test a sports data provider, because live data drives everything in a fantasy product. Design and development follow in short sprints with working builds you can try. Before launch we test scoring under live-event conditions and set up the admin tools your team will use on match days. Every launch includes 30 days of post-launch support. Your quote is your price unless the scope changes.

Clients' Experiences

Here is what some of our clients say about working with us.

Jason Vowell

CTO, Consensus point
The whole offshore team did a great job in our development
process in first-rate and it’s a wonderful experience.

Suresh Dakshina

President, Chargeback Gurus
We just wanted to build an admin dashboard for chargeback gurus. What we got in return was the best feature of our product. Differentiated us from all our competition.

Sam Sherman

CEO, BrokerGenius
I have nothing but great words to speak about them. They
handle my app like their own. Things get done and problems get solved on
their own.

Adalbert Pilip

CEO, Smart Appointment
It is a breeze working with my team at Cliffex. Amazed to see how much my team has been able to accomplish just with my vision and high level directions.

Tom White

CEO, iQuantifi
Their services have always been professional and prompt while being flexible with the needs of a startup company… would highly recommend him to others.

Kavan Antani

CEO, Indiefolio Network
Cliffex has been a reliable partner to IndieFolio Network. They’re available and responsive, making remote collaboration easy.

Got questions?
Well, we've got answers

How much does fantasy sports app development cost?

Most fantasy projects fall in our Business tier ($10,000 to $20,000) for a focused app with contests, live scoring and an admin panel, or our Advanced tier ($20,000+) for multi-sport platforms with real-time features, several apps and heavy data processing. Sports data feeds are licensed separately from the data provider. See our pricing page.

How long does it take to build a fantasy sports app?

Typically 6 to 16 weeks, depending on the tier. Plan the launch around your sport’s season so the app is live, tested and stable before the first big match day.

Where does the live sports data come from?

From licensed sports data providers through their APIs. During discovery we compare accuracy, speed, coverage and licence terms. On our MMA platform we tested several data sources before choosing one.

Can you build real-money fantasy contests?

It depends on where you launch. India banned real-money online games, including paid fantasy contests, in 2025, and rules elsewhere vary by country and, in the US, by state. We plan contests, payments and prizes around the rules for your markets and recommend legal review before launch.

Do you build for iOS, Android and the web?

Yes. We have built fantasy products as responsive web platforms, as native iOS and Android apps, and as Flutter apps.

Planning a fantasy sports app? Tell us about your game.