Baseball Sim - Historical Baseball Simulator

Classic Teams. Modern Sim.

Baseball Sim

Beta

Replay baseball history with era-vs-era matchups, custom rosters, and challenge modes built for<br>quick experiments or deep team-building runs.

Every matchup unfolds pitch by pitch, so it feels closer to baseball than a coin flip.

Play a Game<br>Sign In<br>Sign Up

No account required to play. Sign up to unlock progression, deeper customization, and Draft Mode.

Try First

1927 Yankees vs. 2024 Dodgers

Murderers' Row against a modern superteam.

Start this game ->

Attempt team building challenges

Take on curated scenarios and aim for Bronze, Silver, and Gold outcomes.

Save custom teams

Build your rosters once and reuse them across single games, series, and seasons.

Track your history

Keep a personal log of results, record attempts, and challenge progress over time.

Run Draft Mode seasons

Draft a 25-man roster against seven AI teams, then chase first place over a full season.

How It Works

Notes on the simulation model, historical rosters, era-spanning games, and data sources.

Pitch-by-pitch<br>Historical rosters<br>Era-vs-era<br>Data sources

Historical Stats

Open career player tables and historical team-season pages from the Lahman database.

Player Directory<br>Team Directory

Questions or feedback?<br>Email support