Zctower vs NFC无源锁
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zctower
Control smart lock terminal devices remotely. Manage unlocking, locking, key settings, and permissions wirelessly. Collect data from your devices.
- Wireless device control
- Unlocking and locking
- Key setting
- Permission management
- Data collection
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Zhengcheng Smart Lock APP is an application designed by Fuzhou Zhengcheng Lead Seal Co., Ltd. to control terminal devices. It uses wireless technology to realize operations such as unlocking, locking, key setting, permission control, and data collection of terminal devices.
NFC无源锁
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NFC passive smart padlock, using NFC wireless empowerment technology, no longer need batteries, no longer need to charge and other cumbersome operations. Directly through the cell phone NFC near-field wireless empowerment smart lock, to achieve the same effect as the smart lock with battery, namely: cell phone unlocking, remote authorization unlocking, intelligent unlocking records and other functions.
Screenshots
Verdict
The clearest difference is update cadence: Zctower at weekly against NFC无源锁's fortnightly. Zctower also leads on iOS requirement (13.0 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Zctower ships an update weekly, NFC无源锁 fortnightly. The most recent releases landed on June 1, 2026 and May 16, 2026 respectively.
| Parameter | Zctower | NFC无源锁 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Weekly — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 43 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | 福州正城铅封有限公司 | Zhejiang Green Orange Information Technology Co., Ltd. |
In-app purchases
Zctower
No in-app purchases
NFC无源锁
No in-app purchases
