GOYOJO CTG vs EMUT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GOYOJO CTG
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Users can connect the APP to the paint film meter device via Bluetooth to measure the paint thickness of various parts of the vehicle. The functions include: 1. Connect the paint film tester device via mobile phone Bluetooth to measure the thickness of the car paint and determine the condition of the car paint. 2. Export and share the vehicle inspection results. 3. It has two modes for vehicle paint inspection: simple and professional. 4. The detection results can be prompted through sound alarm and vibration alarm functions.
EMUT
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The mobile app can obtain the thickness of the measured object in real time by connecting to the hotspot and the electromagnetic ultrasonic thickness gauge.
Screenshots
Verdict
The clearest difference is update cadence: GOYOJO CTG at weekly against EMUT's every 2 months. GOYOJO CTG also leads on iOS requirement (12.0 vs 15). On price, ads, in-app purchases and device support 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.
GOYOJO CTG ships an update weekly, EMUT every 2 months. The most recent releases landed on September 10, 2026 and August 21, 2026 respectively.
| Parameter | GOYOJO CTG | EMUT |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod, Mac — better |
| Requires iOS | 12.0 — better | 15 |
| Further details — not scored | ||
| Size | 45 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | GOYOJO Industrial Technology (Shenzhen) Co., Ltd. | Hangzhou Metrelink Technology Co., Ltd |
In-app purchases
GOYOJO CTG
No in-app purchases
EMUT
No in-app purchases
