HotRace vs RC Pit Spec
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HotRace
This app helps racers select the optimal tire and compound for any track condition. Users input track type, external temperature, and grip level to receive tailored recommendations.
- Track condition selection
- External temperature input
- Grip level selection
- Tire and compound recommendations
- Multi-language support
- Automatic updates
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After many years and researches, HotRace developed this app to help you make the best choice of tyre/compound on every single type of track you are racing on. All you have to do is: 1. Check the track and select condition: Have a look at the track you are currently racing, then go on the app and just select it from the voice "Track conditions" by sliding right or left through the pictures, or by clicking on "Select condition" where a menu will appear to make it faster to choose. Follow the pictures which we carefully selected to give an example and help you understand the type of surface in a more accurate way. We put a question mark near some track conditions, to make sure we understand what the track is made of. 2. Check the external temperature and select it: You can use any other app you have downloaded on your phone to check the temperature of the local area. The choices in the app will be dived in 5 ranges: Below 0° / 0°-10° / 10°-20° / 20°-30° / Over 30°. This option will mostly be helpful to choose the best compounds that can work in that temperature. 3. Select the grip: The grip choice will be the last thing we need to elaborate the right tyres you will need. Pick between: Very low / Low / Medium / High. At this point everything is ready. Just by clicking on the red button "Get Tyres", our algorithm will do all the magic and finally work out the best combination of tyre and compound for that track, in that moment. Sliding left and right you will have maximum 2 choices for the type of tyre and maximum 2 choices for the compound. The app is available in the following languages: -Italian -English -Spanish -French It can be selected from the menu located in the top right of the app. Credits to: -Marrone Nicola -Batlle Robert -Tescione Giuseppe -Valente Leonardo N.B. This application might be updated from time to time, due to constant work made on every track we race on, or just by the release of new tyre designs. So please check your phone and enable "Automatic updates" for HotRace app.
RC Pit Spec
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Your whole RC pit, in one app. RC Pit Spec brings your setups, lap times, AI analysis, parts, and sharing together in one place — the pit box in your pocket. Whatever you do at the track, just open the app and it's all there. And the standout: your phone becomes a lap timer. No transponder, no timing loop. Point the camera for a single car — or print the app's paper markers to time several at once. Then let AI analyze your runs and tell you what to tune next. ■ Lap timing with your phone Point the camera at your finish line and it detects each pass automatically. Print ArUco markers from the app onto plain paper, stick them on, and time multiple cars at once, scored by number. Mount it on a tripod and run pack after pack with no re-setup. Everything runs on-device — works even with no signal at the track. ■ AI causal analysis Tap "analyze" and the AI compares this run to your last session at the same track: "Toe-in up front gave you better turn-in." Cause and effect, not guesswork. Apply a suggested change in one tap, then confirm on your next run whether it actually made you faster. ■ AI pit crew chat Chat directly with a virtual veteran RC mechanic. Ask follow-ups, dig deeper, and get real coaching that respects your chassis' specific constraints. ■ Run log Record date, track, surface, temperature, installed parts, and notes. See your progress in numbers and charts — the lap-trend graph drops as you get faster. ■ Garage Manage all your cars and settings in one place, with a fast, low-typing UI built for the pit lane. ■ Parts management Track your inventory, what's installed on which car, and maintenance reminders. ■ Pit Browse, compare, and import other drivers' setups. Learn from the fast guys and share your own. ■ PDF export (every chassis) Export a setup sheet as a PDF for any chassis. TT-02, MB-01, TRF421, TA08R and other main Tamiya chassis use an official-style sheet; the rest use an item-list sheet. Print it and keep it in your pit box. ■ Supported chassis 40+ chassis across touring, off-road, drift, and Mini-Z — including Tamiya, Kyosho, YOKOMO, XRAY, Team Associated, Mugen, Infinity, Schumacher, and more. New chassis added regularly. Not in the list? Add your machine under a name you choose. ■ Pricing Free to start. Optional Basic / Pro plans for AI usage and premium features. ■ Disclaimer All product and brand names are trademarks of their respective owners. RC Pit Spec is an independent third-party tool and is not affiliated with or endorsed by any manufacturer.
Screenshots
Verdict
The clearest difference is in-app purchases: HotRace at none against RC Pit Spec's 4. HotRace also leads on ads (none vs shown) and iOS requirement (11.0 vs 16.0). RC Pit Spec's advantage is update cadence (every 4 days vs every 11 days). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. RC Pit Spec sells 4 in-app purchases, starting at $2.99 per month. HotRace asks for nothing beyond the download.
HotRace ships an update every 11 days, RC Pit Spec every 4 days. The most recent releases landed on September 18, 2026 and September 29, 2026 respectively.
| Parameter | HotRace | RC Pit Spec |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 11 days | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 53 MB | 121 MB |
| Age rating | 4+ | 4+ |
| Developer | Leonardo Valente | KG APP LAB |
In-app purchases
HotRace
No in-app purchases
RC Pit Spec
- Basic (Monthly)$2.991 Month
- Basic (Yearly)$9.991 Year
- Pro (Monthly)$9.991 Month
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- Pro (Yearly)$99.991 Year









