HAHA Lock vs SmartTag
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HAHA Lock
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Add or delete the unlock permission of the smart lock through Bluetooth
SmartTag
This utility app helps you locate Bluetooth-bound devices. It displays the distance to your device and can trigger an audible alert. It also integrates with your phone's map application to guide you to its location.
- Bluetooth device binding
- Proximity distance display
- Audible device alert
- Map-based navigation to device
- Locate lost items
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1. 通过蓝牙绑定设备. 2. 连接成功后会显示设备与手机的距离. 3. 可以让设备发出"嘟嘟"声,从而找到设备. 4. 通过手机内安装的"地图"APP导航到丢失设备的位置.
Screenshots
Verdict
The clearest difference is update cadence: SmartTag at every 3 weeks against HAHA Lock's every 5 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
HAHA Lock ships an update every 5 months, SmartTag every 3 weeks. The most recent releases landed on September 14, 2026 and September 19, 2026 respectively.
| Parameter | HAHA Lock | SmartTag |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.1 (9 ratings) — better |
| Positive reviews | — | 16.7% of reviews |
| Number of ratings | — | 9 — better |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 23 MB | 76 MB |
| Age rating | 4+ | 12+ |
| Developer | 映宇 陈 | 波 陈 |
In-app purchases
HAHA Lock
No in-app purchases
SmartTag
No in-app purchases
