CTGauge vs Metrelink
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CTGauge
Read full descriptionHide full description
App supports to connect Linshang paint film meter device via Bluetooth to detect paint thickness of each vehicle part. Main functions: 1. Bluetooth connection to the instrument via cell phone for paint film thickness measurement and to determine whether to touch up the paint. 2.Expert mode or simple mode for vehicle paint inspection. 3. Export and share the test report. 4. With sound alarm and vibrating alarm function.
Metrelink
Read full descriptionHide full description
The mobile application can be connected to the Bluetooth and coating thickness gauge device to obtain the real-time thickness measurement of the material.
Screenshots
Verdict
The clearest difference is iOS requirement: CTGauge at 12.0 against Metrelink's 15.0. On price, update cadence, 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.
| Parameter | CTGauge | Metrelink |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod, Mac — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 25 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Linshang Technology Co., Ltd. | Hangzhou Metrelink Technology Co., Ltd |
In-app purchases
CTGauge
No in-app purchases
Metrelink
No in-app purchases








