Sports Score
Free sports score calculators for bowling score, bowling handicap, and darts 501.
Sports Score is a free collection of browser-based score calculators with no sign-up and no install. It instantly computes bowling scores (with automatic strike and spare bonuses) and darts 501/301 countdowns.
All calculations run in your browser; your inputs are never sent to or stored on any server.
Sports Score Calculators
Bowling Score Calculator
Enter your 10-frame rolls and get cumulative scores with strike and spare bonuses calculated automatically.
Bowling Handicap Calculator
Use a base score, your average, and a handicap percentage to compute your personal handicap and final score.
Darts 501 Score Calculator
An X01 scoreboard that subtracts each throw from 501/301 and counts down to zero.
Sports Score Guides
Why Use Sports Score
- Free & no install — Use it right in your browser with no sign-up or app download.
- No data collected — Every calculation runs in your browser; your inputs are never sent to a server.
- Accurate rules — Bowling strike/spare bonuses, 10th-frame bonus rolls, and darts X01 rules are applied exactly per the official rules.
- Transparent math — Each calculator shows how the score is computed along with the rules.
Score results are for club games and practice reference; official tournament scores follow event regulations and referee decisions. Use them for fun.
Last updated: 2026-06-25