Best GF Device Link alternatives: apps like GF Device Link

Real-time motor RPM measurementMotor sound waveform visualizationAdjustable measurement range for accuracy

Measure small motor rotation speed in real-time using your smartphone's microphone. View motor sound waveforms for rough guidance on shaft runout and brush conditions. Achieve better accuracy by narrowing the measurement range in a quiet environment.

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Gear Ratio & Setup Calculator

RC Pit Calc Pro

Gear ratio and FDR calculationPinion gear recommendationTop speed estimation

This app provides a comprehensive suite of calculators for radio-controlled car enthusiasts. It helps with gear ratios, suspension geometry, top speed estimates, and shock oil viscosity, among other trackside tuning needs.

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free

ペイントマネージャーNEO - プラモデル・模型用塗料管理

Mini4WDLaptimerV2 byNSDev

by NIHON SYSTEM DEVELOPER CORPORATION

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Car setup help: grip, tires

RC AI Mechanic

AI-powered car setup adviceTailored recommendations for grip and steeringSupports 1/8, 1/10, 1/12 scale cars

Get instant, AI-powered advice for your RC car setups. Ask questions about traction, steering, and components, and receive tailored recommendations for various scales and racing types. The app remembers your car details and past conversations.

free with in-app purchases

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Talking Timer: Voice Alerts

Reads your message aloud

$1.99

This utility app provides spoken alerts for multiple timers, even when running in the background. Customize each timer with a unique name and message, and choose from various alert modes. Save your favorite timer configurations for quick access.

Six independent timersCustom voice message per timerMultiple alert modes (Normal, Repeat, Alarm)

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paid