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for Tamiya RC Enthusiasts

RC Pit Spec

Record and share your Tamiya RC car settings.
The "Stubborn Old Man" AI diagnoses your machine.

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Key Features

Everything you need in your RC pit, all in one app.

🏁

Lap Timer

Turn your phone camera into a lap timer. No transponder needed — time multiple cars at once by ID.

🏎

My Garage

Register your machines and manage settings in one place. Switch between multiple chassis seamlessly.

🔧

Setting Sheet

Enter dampers, springs, ride height, and more with simple drum-roll pickers. Minimal keyboard input required.

🧐

"Stubborn Old Man" AI Diagnosis

Gemini AI gives you a no-nonsense review of your settings. Real-time advice from a veteran's perspective.

🌐

Pit

Browse and share other users' settings. Reference setups for the same chassis as yours.

📄

Sheet Export

Export setting sheets as images. Share to X or LINE in one tap.

Screenshots

Pitch black × neon blue aesthetic

Lap timing screen with lap times listed
Lap Timing
Driving log screen with a best-lap trend chart
Driving Log
Pit screen listing setups shared by other users
Pit
AI chat screen showing a setup suggestion
AI Advice
My Garage screen listing registered machines
My Garage

Try the Core Features for Free

Unlock everything with a premium plan if you like it.

Feature Free BASIC PRO
Garage slots3UnlimitedUnlimited
AI tickets3 / 24h(rewarded ad)15 / month50 / month
Sheet exportUnlimitedUnlimitedUnlimited
AdsYesNoneNone

BASIC ¥500 / month or ¥5,000 / year(save 2 months)

PRO ¥1,500 / month or ¥15,000 / year(save 2 months)

Specifications

Supported chassis40+ chassis from Tamiya, Kyosho, YOKOMO, XRAY and more (not in the list? add your own)
Supported OSiOS / Android
PricingFree with optional premium subscription
Parts databaseOver 1,400 Tamiya genuine parts

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Available on App Store / Google Play

Download on the App Store Get it on Google Play