# RC Pit Calc Pro vs SPM GNSS

The clearest difference is in-app purchases: SPM GNSS at none against RC Pit Calc Pro's 2. SPM GNSS also leads on iOS requirement (9.0 vs 15.0). On price, ads and device support there is nothing between them.

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

## The numbers

| Metric | RC Pit Calc Pro | SPM GNSS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (25 ratings)](https://appshunter.io/ios/app/rc-pit-calc-pro/id1562268871/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Free | — |
| Size | 59 MB | 28 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Degree3, Inc.](https://appshunter.io/developer/1497876563) | [Horizon Hobby](https://appshunter.io/developer/415542050) |

## 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 RC car enthusiasts, covering gear ratios, suspension geometry, shock tuning, and more. It helps racers and bashers optimize their vehicle's performance with precise calculations and real-world data.

**Highlights:** Gear ratio and FDR calculation, Pinion and top speed recommendation, Suspension geometry calculator, Shock oil temperature and blending, Fuel usage calculator, Corner weight analysis

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

**In-app purchases (1)**

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


### SPM GNSS

[App page](https://appshunter.io/ios/app/spm-gnss/id6742728543)

**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 SPM GNSS free?

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

### Do RC Pit Calc Pro or SPM GNSS have ads?

Neither RC Pit Calc Pro nor SPM GNSS shows ads.

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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.*