# RC Gears vs Black Box Dyno

The clearest difference is rating: Black Box Dyno at 5.0 against RC Gears's 4.5. RC Gears's advantage is ratings volume (56 vs 3) and iOS requirement (13.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Black Box Dyno holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: RC Gears has 56 ratings behind it against 3, so its average is the more settled of the two.

RC Gears ships an update every 5 weeks, Black Box Dyno every 2 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | RC Gears | Black Box Dyno |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (56 ratings)](https://appshunter.io/ios/app/rc-gears/id1545490832/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/black-box-dyno/id6476816898/reviews)** |
| Number of ratings | **56** | 3 |
| Positive reviews | 94.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 39 MB | 23 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SkyRC Technology Co.,Ltd.](https://appshunter.io/developer/580032028) | [Lexi Wozniak](https://appshunter.io/developer/1727863700) |

## What reviewers say

### RC Gears

[App page](https://appshunter.io/ios/app/rc-gears/id1545490832)

This application connects to a specific corner weight system to measure and display the weight distribution of RC cars. Users can view data, calibrate the scale, and adjust settings like auto power-off via Bluetooth. It's designed for precise weight analysis in RC racing.

**Highlights:** Measure RC car weight distribution, View weight data via Bluetooth, Calibrate the scale, Set auto power-off time, Connects to SCWS2000 system

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate results
- ✨ Clean interface
- ✅ Works smoothly
- 💡 Compact and well-thought-out device

**What reviewers complain about**

- 🐛 Glitchy app
- 🐛 App freezing
- 🐛 Bluetooth connection issues
- 🐛 Incompatible with iOS 18
- 🐛 Reduced functionality compared to older versions

**Reported bugs**

- Doesn't connect to Bluetooth with iOS 18
- Shows errors on scales
- Max speed shown is rounded to a whole number
- App still freezing up when trying to get speed information
- Bluetooth reconnect not always working

**Requested features**

- Ability to save preset/default distances on drag mode
- Ability to export data for analysis (e.g., with Excel)
- Support for 1/5 cars
- More functions for GNSS performance analyzer
- Waterproof GNSS


### Black Box Dyno

[App page](https://appshunter.io/ios/app/black-box-dyno/id6476816898)

This application analyzes minibike performance when used with compatible hardware. It displays real-time speed and engine RPM, and provides detailed post-run data on gearing, horsepower, torque, and top speed. It's ideal for tuning modifications or settling friendly performance debates.

**Highlights:** Speedometer, Tachometer, Gearing analysis, Horsepower tracking, Torque measurement, Top speed recording

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

**In-app purchases:** none


## Frequently asked questions

### Is RC Gears free?

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

### Is Black Box Dyno free?

Black Box Dyno is free to download, with no in-app purchases.

### Which has better reviews, RC Gears or Black Box Dyno?

Black Box Dyno is rated higher. RC Gears averages 4.5 out of 5 from 56 ratings, while Black Box Dyno averages 5.0 from 3 ratings.

### Do RC Gears or Black Box Dyno have ads?

Neither RC Gears nor Black Box Dyno shows ads.

### Which is updated more often, RC Gears or Black Box Dyno?

RC Gears ships an update every 5 weeks, and Black Box Dyno every 2 months. Most recently, RC Gears was updated on November 7, 2026 and Black Box Dyno on November 4, 2026.

---

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