Comparison

redon pro vs CTGauge

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

Head to head

Coating Thickness Gauge

Free

🔧 Utilities

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About

redon pro

This video monitoring software allows users to view live feeds from IPC and DVR devices. It utilizes cloud technology for easy login using a device's serial number, providing convenient remote surveillance.

Highlights

Live video monitoring
IPC and DVR support
Cloud technology
Easy serial number login
Remote surveillance

Features

Read full description

redon pro is video monitoring software for IPC and DVR. With cloud technology, easy log in by the device's serial number to show the live view monitoring.

About

CTGauge

Features

Read 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.

Screenshots

redon pro4 screens

CTGauge4 screens

Verdict

The call

The clearest difference is update cadence: redon pro at every 2 weeks against CTGauge's every 2 months. redon pro also leads on iOS requirement (8.0 vs 12.0). 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

redon pro ships an update every 2 weeks, CTGauge every 2 months. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 6 level

redon pro versus CTGauge: the parameters behind the verdict, then further details
Parameter	redon pro	CTGauge
Price	Free	Free
Positive reviews	14.3% of reviews	—
Update frequency	Every 2 weeks — better	Every 2 months
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	8.0 — better	12.0
Further details — not scored
Size	104 MB	25 MB
Age rating	4+	4+
Developer	DTS ELEKTRONIK SANAYI TICARET LIMITED SIRKETI	Shenzhen Linshang Technology Co., Ltd.

In-app purchases

None

redon pro

No in-app purchases

None

CTGauge

No in-app purchases

Questions

Is redon pro free?

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

Is CTGauge free?

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

Do redon pro or CTGauge have ads?

Neither redon pro nor CTGauge shows ads.

Which is updated more often, redon pro or CTGauge?

redon pro ships an update every 2 weeks, and CTGauge every 2 months. Most recently, redon pro was updated on October 4, 2026 and CTGauge on October 14, 2026.