# RC Gears vs ISD Link

The clearest difference is review sentiment: RC Gears at 94% against ISD Link's 21%. RC Gears also leads on rating (4.5 vs 2.1) and iOS requirement (13.0 vs 16.6). ISD Link's advantage is update cadence (fortnightly vs every 5 weeks). On price, ratings volume, 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.

RC Gears holds the better App Store score, 4.5 against 2.1. Both are backed by a comparable volume of ratings — 56 and 23 respectively. Written reviews point the same way: 94% of RC Gears's written reviews are positive against 21% of ISD Link's.

RC Gears ships an update every 5 weeks, ISD Link fortnightly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | RC Gears | ISD Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (56 ratings)](https://appshunter.io/ios/app/rc-gears/id1545490832/reviews)** | [2.1 (23 ratings)](https://appshunter.io/ios/app/isd-link/id1568620244/reviews) |
| Number of ratings | **56** | 23 |
| Positive reviews | **94.2% of reviews** | 21.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 39 MB | 3 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SkyRC Technology Co.,Ltd.](https://appshunter.io/developer/580032028) | [深圳艾斯特创新科技有限公司](https://appshunter.io/developer/1405370693) |

## 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


### ISD Link

[App page](https://appshunter.io/ios/app/isd-link/id1568620244)

This app allows interaction with various smart devices. It prioritizes user privacy by saving all data locally and not collecting personal information. Bluetooth is required for device scanning and connection.

**Highlights:** Smart device interaction, Local data saving, No account registration, Bluetooth connectivity, Supports numerous device models

**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 ISD Link free?

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

### Which has better reviews, RC Gears or ISD Link?

RC Gears is rated higher. RC Gears averages 4.5 out of 5 from 56 ratings, while ISD Link averages 2.1 from 23 ratings.

### Do RC Gears or ISD Link have ads?

Neither RC Gears nor ISD Link shows ads.

### Which is updated more often, RC Gears or ISD Link?

RC Gears ships an update every 5 weeks, and ISD Link fortnightly. Most recently, RC Gears was updated on October 24, 2026 and ISD Link on October 30, 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.*