RC Gears vs ISD Link
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RC Gears
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.
- Measure RC car weight distribution
- View weight data via Bluetooth
- Calibrate the scale
- Set auto power-off time
- Connects to SCWS2000 system
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The Weighing app is specially designed for SkyRC SCWS2000 Corner Weight System to measure the RC car's weight distribution. The RC racers can view the weight data, calibrate the scale, set the auto power-off time through the App via Bluetooth, and so on. Weighing是一款专为SkyRC SCWS2000智能蓝牙称重器而设计的App，用以测量模型车4个角的重量分布，通过蓝牙连接App查看模型车重量分配数据， 校准称重器，及设置自动关机时间等。
ISD Link
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.
- Smart device interaction
- Local data saving
- No account registration
- Bluetooth connectivity
- Supports numerous device models
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ISD Link is an APP specially designed for smart device interaction. 1. ISD Link does not have an account registration function, and all data on the device is saved locally and will not be uploaded to remote servers. It promises not to collect user information. 2. During use of ISD Link, Bluetooth needs to be turned on for device scanning and connection. 3.ISD Link supports the following devices: TESTV co-branded model PB25DW, TESTV co-branded model PB40, MAG20, PB70W, PB40, PB50DW, PB10DW, PB25DW, ZIP, Power200 series, EDGE, NP2GO, 608PD, A8Air, A4Air, Air8, C4Air, B80 /B60, K4, X16, K2Air, NP2Air, LP2Air.
Screenshots
Verdict
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.
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. 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.
| Parameter | RC Gears | ISD Link |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (56 ratings) — better | 2.1 (23 ratings) |
| Positive reviews | 94.2% of reviews — better | 21.0% of reviews |
| Number of ratings | 56 — better | 23 |
| Update frequency | Every 5 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 39 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | SkyRC Technology Co.,Ltd. | 深圳艾斯特创新科技有限公司 |
Customer experience
RC Gears
ISD Link
Bugs and requests
RC Gears
Reported bugs
9 issues- 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
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- New update has made drag racing unusable (no time or graph displayed)
- Scales are glitchy and give different readings
- Micro USB breaking off the board (older versions)
- Bluetooth connection issue reported
Requested features
11 requests- 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
Show 6 moreShow fewer
- New GPS meter with LCD display
- Record coordinates
- More applications for the device
- Develop a corner weight system for 1/5 scale
- More features for GNSS performance analyzer
- Clearer connection process explanation
ISD Link
Not enough reviews yet to summarise bugs or requests.
In-app purchases
RC Gears
No in-app purchases
ISD Link
No in-app purchases
