Comparison

CTGauge vs 4Trans

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

CTGauge

Coating Thickness Gauge

About

CTGauge

Features

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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.

About

4Trans

Features

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Сучасний мобільний додаток для повного управління трансферною компанією. Керуйте клієнтами, відстежуйте поїздки, контролюйте водіїв та автопарк у режимі реального часу. Аналітика та статистика допомагають приймати правильні рішення та ефективно розвивати бізнес.

Screenshots

CTGauge4 screens

4Trans4 screens

Verdict

The call

The clearest difference is update cadence: 4Trans at every 3 days against CTGauge's every 2 months. CTGauge's advantage is iOS requirement (12.0 vs 16.6). 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

CTGauge ships an update every 2 months, 4Trans every 3 days. The most recent releases landed on September 29, 2026 and October 1, 2026 respectively.

Scorecard2 real differences · 4 level

CTGauge versus 4Trans: the parameters behind the verdict, then further details
Parameter	CTGauge	4Trans
Price	Free	Free
Update frequency	Every 2 months	Every 3 days — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod — better	iPhone
Requires iOS	12.0 — better	16.6
Further details — not scored
Size	25 MB	39 MB
Age rating	4+	4+
Developer	Shenzhen Linshang Technology Co., Ltd.	Ivan Boldyrev

In-app purchases

None

CTGauge

No in-app purchases

None

4Trans

No in-app purchases

Questions

Is CTGauge free?

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

Is 4Trans free?

4Trans is free to download, with no in-app purchases.

Do CTGauge or 4Trans have ads?

Neither CTGauge nor 4Trans shows ads.

Which is updated more often, CTGauge or 4Trans?

CTGauge ships an update every 2 months, and 4Trans every 3 days. Most recently, CTGauge was updated on September 29, 2026 and 4Trans on October 1, 2026.