Free FRC tools

Calculators that get the numbers right

Interactive tools for the questions every FRC team hits — budget, wiring, stability, and power. Every default is pulled from an official FIRST or vendor source and cited right in the tool. Free, no account needed to use.

Fundraising

Team Budget Calculator

What will your season actually cost? Itemize registration, drivetrain, electronics, tools, and travel — with a sponsor-ready summary.

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Electrical

Wire Gauge & Voltage Drop

Check voltage drop over a run and confirm your gauge meets FRC's minimum-AWG rules for each breaker size. Built from Ohm's law + the manual.

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Drivetrain

Tip-Over & Stability

Enter track width, wheelbase, and center-of-gravity height to find how hard you can turn or how steep a ramp you can climb before tipping.

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Power

Current Budget & Brownout

Add up your mechanisms' current draw against the 120 A main breaker and the roboRIO brownout thresholds — before you brown out at an event.

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Figures reflect the 2025–26 season and current vendor pricing — always verify against the official FIRST Game Manual before an event.