Comparison

STEM Connect vs Track Vision 4G

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

Head to head

About

STEM Connect

Features

Read full description

Via BLE technology (Bluetooth Low Energy), this app allows to connect and use the ozone generator O3Z-Tech to monitor the sanitisation and download the sanitisation report. Moreover, this app allows to set up and service the stretcher assisted loading system Sherpa. You will find the login credentials in the user manual of the product. This way STEM ensures maximum control of authorized technicians. Setup, use and diagnostics procedures are easy and assisted so to conclude any operation in a simple way.

About

Track Vision 4G

Features

Read full description

La videocamera per veicoli con connettività cloud 4G/3G è in grado di svolgere funzioni quali il monitoraggio remoto in tempo reale e il tracciamento della posizione, la ricezione di immagini e video tramite connessione Wi-Fi e la comunicazione bidirezionale.

Screenshots

STEM Connect4 screens

Track Vision 4G4 screens

Verdict

The call

The clearest difference is update cadence: STEM Connect at weekly against Track Vision 4G's every 3 weeks. STEM Connect also leads on iOS requirement (12.0 vs 15.5). 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

STEM Connect ships an update weekly, Track Vision 4G every 3 weeks. Both last shipped on September 11, 2026.

Scorecard2 real differences · 4 level

STEM Connect versus Track Vision 4G: the parameters behind the verdict, then further details
Parameter	STEM Connect	Track Vision 4G
Price	Free	Free
Update frequency	Weekly — better	Every 3 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	12.0 — better	15.5
Further details — not scored
Size	32 MB	90 MB
Age rating	4+	4+
Developer	STEM s.r.l.	Phonocar

In-app purchases

None

STEM Connect

No in-app purchases

None

Track Vision 4G

No in-app purchases

Questions

Is STEM Connect free?

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

Is Track Vision 4G free?

Track Vision 4G is free to download, with no in-app purchases.

Do STEM Connect or Track Vision 4G have ads?

Neither STEM Connect nor Track Vision 4G shows ads.

Which is updated more often, STEM Connect or Track Vision 4G?

STEM Connect ships an update weekly, and Track Vision 4G every 3 weeks. Most recently, STEM Connect was updated on September 11, 2026 and Track Vision 4G on September 11, 2026.