Comparison

Travel Vision vs CENTRAC

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

Head to head

About

Travel Vision

Features

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Travel Vision TVA is a utility application that can be used for communicate with TVA devices from a distance. Travel Vision Features: - TVA panel control. - Display satellite parameters. - Open/Close antenna. - Configuration updates over the internet.

About

CENTRAC

Features

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1. Now you can monitor your battery on your phone directly from the BMS. 2. The "Bluetooth" tab display the devices found nearby. 3. The "Dashboard" tab include some basic info，Such as SOC, Status, Current, Capacity, Temprature and Number of cycles. 4. The "Parameter" tab include the basic info, such as Bluetooth name, Normial voltage, Charge voltage, Remaining capacity, Temprature and Number of cycles. 5. The "Chart" tab include the latest 100 minutes of basic data information. such as Voltage with Current, Capacity with Current and Temprature with Current. This APP functions through Bluetooth 5.0, Maximum distance of communication on a typical phone is 10 meters (30 feet)

Screenshots

Travel Vision4 screens

CENTRAC4 screens

Verdict

The call

The clearest difference is update cadence: Travel Vision at every 4 months against CENTRAC's every 13 months. Travel Vision also leads on iOS requirement (9.0 vs 15.6). 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

Travel Vision ships an update every 4 months, CENTRAC every 13 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 4 level

Travel Vision versus CENTRAC: the parameters behind the verdict, then further details
Parameter	Travel Vision	CENTRAC
Price	Free	Free
Update frequency	Every 4 months — better	Every 13 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	9.0 — better	15.6
Further details — not scored
Size	15 MB	6 MB
Age rating	4+	4+
Developer	NETA ELEKTRONIK CIHAZLAR SANAYI VE TICARET ANONIM SIRKETI	Multibat Nederland B.V.

In-app purchases

None

Travel Vision

No in-app purchases

None

CENTRAC

No in-app purchases

Questions

Is Travel Vision free?

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

Is CENTRAC free?

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

Do Travel Vision or CENTRAC have ads?

Neither Travel Vision nor CENTRAC shows ads.

Which is updated more often, Travel Vision or CENTRAC?

Travel Vision ships an update every 4 months, and CENTRAC every 13 months. Most recently, Travel Vision was updated on October 26, 2026 and CENTRAC on October 25, 2026.