# RC Pit Calc Pro vs GACRacing

The clearest difference is rating: GACRacing at 5.0 against RC Pit Calc Pro's 4.4. GACRacing also leads on in-app purchases (none vs 2) and iOS requirement (13.0 vs 15.0). RC Pit Calc Pro's advantage is update cadence (every 4 days vs every 2 months) and ratings volume (25 vs 2). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. RC Pit Calc Pro sells 1 one-off in-app purchase. GACRacing asks for nothing beyond the download.

GACRacing holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: RC Pit Calc Pro has 25 ratings behind it against 2, so its average is the more settled of the two.

RC Pit Calc Pro ships an update every 4 days, GACRacing every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | RC Pit Calc Pro | GACRacing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (25 ratings)](https://appshunter.io/ios/app/rc-pit-calc-pro/id1562268871/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/gacracing/id6474413731/reviews)** |
| Number of ratings | **25** | 2 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 60 MB | 23 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Degree3, Inc.](https://appshunter.io/developer/1497876563) | [琪 赵](https://appshunter.io/developer/1719818426) |

## What reviewers say

### RC Pit Calc Pro

[App page](https://appshunter.io/ios/app/rc-pit-calc-pro/id1562268871)

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 calculations, offering detailed insights for racers and hobbyists.

**Highlights:** Gear ratio and FDR calculation, Pinion and top speed recommendation, Suspension geometry analysis, Corner weight and CG height measurement, Shock oil and damping calculations, Fuel usage estimation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Backer | $4.99 | one-time |


### GACRacing

[App page](https://appshunter.io/ios/app/gacracing/id6474413731)

This application is an Electronic Speed Controller (ESC) designed for crawler cars. It offers exceptional low-speed control and broad compatibility with sensorless brushless motors. Users can switch between crawler and normal operating modes via PWM channels.

**Highlights:** Super smooth low-speed control, Compatible with 99% of sensorless brushless motors, Two operating modes: crawler and normal, Mode switching via PWM channels, Designed for crawler cars

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RC Pit Calc Pro free?

RC Pit Calc Pro is free to download, with in-app purchases available.

### Is GACRacing free?

GACRacing is free to download, with no in-app purchases.

### Which has better reviews, RC Pit Calc Pro or GACRacing?

GACRacing is rated higher. RC Pit Calc Pro averages 4.4 out of 5 from 25 ratings, while GACRacing averages 5.0 from 2 ratings.

### Do RC Pit Calc Pro or GACRacing have ads?

Neither RC Pit Calc Pro nor GACRacing shows ads.

### Which is updated more often, RC Pit Calc Pro or GACRacing?

RC Pit Calc Pro ships an update every 4 days, and GACRacing every 2 months. Most recently, RC Pit Calc Pro was updated on November 3, 2026 and GACRacing on November 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*