Comparison

DJTECH vs HZsafe

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

Head to head

About

DJTECH

Features

Read full description

DJ TECH APP is an essential smartphone application that empowers you to control & monitor your Electric Roller Shutter and more DJ TECH devices by connecting the bluetooth. Leave your FOB key at somewhere else? No worries, take out your phone and just control the roller shutter with this APP. Sitting in the car, not sure whether the roller shutter has been opened or not? Just check it on the APP. Our App has got you covered. Stay in a complete control of your E-Roller Shutter： - Open or Close the roller shutter - Stop the shutter at any position you want - LED light turn on or tun off - Keyless control - Error detection for E-roller shutter

About

HZsafe

Features

Read full description

An app that links hardware devices through Bluetooth, allowing users to view the temperature, humidity, remaining battery level, control switch locks, set unlock fingerprints, and more of the hardware devices.

Screenshots

DJTECH3 screens

HZsafe3 screens

Verdict

The call

The clearest difference is update cadence: HZsafe at every 10 days against DJTECH's every 3 months. 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

DJTECH ships an update every 3 months, HZsafe every 10 days. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

Scorecard1 real difference · 5 level

DJTECH versus HZsafe: the parameters behind the verdict, then further details
Parameter	DJTECH	HZsafe
Price	Free	Free
Update frequency	Every 3 months	Every 10 days — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	12.0 — better	13.0
Further details — not scored
Size	54 MB	7 MB
Age rating	17+	4+
Developer	WINBO DONGJIAN AUTOMOTIVE TECHNOLOGY CO.,LTD	Jieshou Jiaya Trading Co

In-app purchases

None

DJTECH

No in-app purchases

None

HZsafe

No in-app purchases

Questions

Is DJTECH free?

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

Is HZsafe free?

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

Do DJTECH or HZsafe have ads?

Neither DJTECH nor HZsafe shows ads.

Which is updated more often, DJTECH or HZsafe?

DJTECH ships an update every 3 months, and HZsafe every 10 days. Most recently, DJTECH was updated on September 30, 2026 and HZsafe on October 6, 2026.