BB Ballistics Calculator

HJ Labs

Contains ads

About this app

BB Ballistics Calculator is a simple yet powerful tool for airsoft players who want to understand their BB velocity, energy, and effective range more accurately.

Whether you are tuning your rifle, checking field limits, or comparing different BB weights, this app helps you visualize how your setup behaves in real conditions with air resistance included.

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Key Features
• Velocity calculator
• Enter muzzle velocity in FPS or m/s
• Convert between different units instantly
• Energy (Joule) calculator
• Calculate kinetic energy based on BB weight and velocity
• Quickly check if your setup fits common field limits
• Realistic range estimation
• Estimate effective range with basic air resistance applied
• Compare how range changes with different BB weights and speeds
• Multiple BB weights supported
• Common weights such as 0.20 g, 0.25 g, 0.28 g, 0.30 g, 0.32 g, and more
• Add or adjust custom BB weights if needed
• Unit flexibility
• Velocity: FPS / m/s
• Distance: meters
• Clean and focused design
• Fast input, clear results
• Made for quick use at the field, range, or workbench
• Offline and privacy-friendly
• Works fully offline
• No login, no personal data collection

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Typical Use Cases
• Before a game, check if your setup is safe for field rules.
• Compare different BB weights to see how they affect joule and range.
• Tune your replica and track changes when you adjust parts or settings.
• Use it as a quick reference tool during chrono checks.

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Important Notice

This app is designed only for airsoft BBs and hobby use.
It is not intended for real firearms, real ammunition, or any kind of weapon design or modification.

Always follow your local laws, field rules, and safety guidelines.
The calculations are approximations based on simple physical models and should not be treated as perfectly accurate measurements.

What’s new

Fixed minor UI issues and improved overall stability.