Tech vs QZsmart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tech
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蓝牙控制硬件，控制灯的关和开
QZsmart
Control multiple smart devices remotely via Wi-Fi, eliminating the need for physical buttons. Schedule tasks with flexible timing and manage device settings easily. Shop for products and access customer service directly within the app.
- Wi-Fi product binding
- Multi-device control
- Flexible timing tasks
- Remote parameter settings
- In-app shopping
- Customer service access
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1. Bind the product through Wifi, saving the use of physical buttons for operation. 2. Can add multiple devices at the same time to realize one app to control all smart devices. 3. Flexible setting of timing tasks, accurate execution on time 4. View and modify the operation of products and parameter settings at any time 5. Can quickly shop and contact customer service through the app to protect customer rights and interests
Screenshots
Verdict
Tech and QZsmart are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Tech ships an update every 6 months, QZsmart every 10 months. The most recent releases landed on May 18, 2026 and September 21, 2026 respectively.
| Parameter | Tech | QZsmart |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.3 (113 ratings) — better |
| Positive reviews | — | 4.5% of reviews |
| Number of ratings | — | 113 — better |
| Update frequency | Every 6 months — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 49 MB | 157 MB |
| Age rating | 17+ | 4+ |
| Developer | 梅 熊 | AMZCHEF ELECTRIC CO. , LIMITED |
In-app purchases
Tech
No in-app purchases
QZsmart
No in-app purchases
