THE 2026 ENGINE
Welcome to MMA Fight Sim, the premier digital destination for high-fidelity UFC matchmaking simulation. Our platform is built on a custom-weighted algorithmic engine that transforms raw athlete data into dynamic fight outcomes.
Unlike basic simulators, our 2026 Combat Engine accounts for the "Hidden Variables" of professional MMA. We analyze everything from reach advantages and striking accuracy to the devastating effects of a brutal weight cut or the thinning air of high-altitude arenas.
DYNAMIC ATHLETE STATS
Our database features 290+ pro fighters with attributes mapped to their 2026 performance peak. We don't just track wins; we track evolution.
FIGHT IQ SIMULATION
Experience the difference between a seasoned veteran's composure and a rookie's explosive volatility through our proprietary 'Decision Intelligence' logic.
12 WEIGHT DIVISIONS
From Strawweight to Heavyweight, every UFC division is covered with division-specific stat weighting and matchup logic.
ALTITUDE & CONDITIONS
Sea level vs. high altitude arenas affect fight outcomes. Our engine models real-world environmental variables no other simulator tracks.
WHAT YOU CAN DO HERE
Everything on MMA Fight Sim is free, runs in your browser, and saves your progress on your own device. The site is built around a suite of connected MMA games and tools:
- 🥊 Fight Simulator — pick any two of 290+ fighters and predict the winner, method, and round.
- ⭐ Career Mode — raise a fighter from regional prospect to world champion, managing training, money, and rivalries.
- 🎯 Matchmaker — step into the booker's chair, build a division, and chase season awards.
- 🛠 Build a Fighter — design a custom fighter from the ground up and test them against the roster.
- 📋 MMA Manager — run a promotion, sign talent, land a TV deal, and grow your brand.
- 🃏 Card Builder — assemble dream fight cards and grade them against challenge objectives.
- 📰 Blog — original guides and analysis, from how judging works to why wrestling is the best base in MMA.
OUR MISSION
Our goal is to provide the global MMA community with a free, professional-grade fight predictor. We believe that combat sports analysis should be accessible, data-driven, and engaging. Whether you're creating custom fight cards or analyzing potential championship matchups, MMA Fight Sim puts the power of the algorithm in your hands.
Explore the roster
290+ FIGHTERS. 12 DIVISIONS.
GET IN TOUCH
Have a feature request? Found a data discrepancy? Or interested in a professional partnership or media inquiry? We are always looking to collaborate with fellow MMA enthusiasts and industry professionals.
Feel free to contact us for partnerships, suggestions, or technical support.