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MMA Career Simulator is a free MMA and UFC career simulator — a pixel-style fighter life sim where you raise a fighter from a one-year-old prospect all the way to UFC glory — or heartbreak. Draft one of three random newborns (each with a country, family background and hidden potential), then make quick life and training choices across the years to shape a striker, a wrestler, a grappler or an all-rounder. Turn pro, climb the rankings, win a world title, and when you retire the game tells you which real UFC fighter you became. No download, no sign-up — it saves right in your browser.
If you searched for an MMA life simulator — a game where you live a fighter's whole life rather than just simulate single bouts — this is exactly that, free and in your browser.
Fights aren't decided by a single rating. The engine compares your striking, grappling, durability and fight IQ against your opponent's, so style matchups genuinely matter — out-train the field and you'll dominate, climb too fast without the skills and you'll get exposed. Every choice is a real trade-off with no single "correct" path, and each bout ends with a short recap.
This is the longest run on the site. A career opens with a newborn prospect and closes with retirement and a grade, and once you turn pro you only get two moves a year — so a full lifetime is several sittings rather than one. It saves automatically, so you can leave a fighter halfway up the rankings and come back to them later.
Pick this one if you want to be the fighter rather than the boss. The whole game is one person's arc: childhood sports, coaches and camps, the regional scene, then the climb from #15 to a title shot. If you would rather run the sport than fight in it, MMA Manager hands you a promotion to keep solvent and the Dana White Simulator gives you eight seconds a fight and nothing else. And if you would rather design a fighter from a blank slate than raise one, that is Build a UFC Fighter.
Is it like BitLife but for MMA?
Yes — if you like BitLife, this is the MMA version. You live the life of a fighter: childhood sports and martial arts, coaches and training camps, turning pro, and chasing a UFC-style world title through random choice-based events.
Is the MMA Career Simulator free?
Completely free. It runs in your browser, needs no download or sign-up, and saves your career locally so you can come back to it.
Which UFC fighter will I become?
When your fighter retires, the game compares your final stat profile against 300+ real UFC fighters and tells you which one you fought most like — by style, not just rating. Part career sim, part "which UFC fighter are you" quiz.
Do my choices actually matter?
Yes. Every event has three balanced options pulling in different directions — no single correct path. Where you train, who you fight and how you spend money all shape your final fighter.
Can I lose my world title?
Yes. After winning the belt you must defend it within about 1.5 years (three moves) or get stripped for inactivity — though you can fight your way back to reclaim it.
Can I play on mobile?
Yes — it works on phone, tablet and desktop with no app, no download and no account. A full career takes about 5–15 minutes and every run is different.
Built by the team behind the free UFC Fight Simulator. Try the UFC Matchmaker Simulator, Build a UFC Fighter, the MMA Manager Simulator, the UFC Card Builder, the Dana White Simulator, read the MMA blog, or see all of them in the MMA games hub.