---
title: "ZSTL - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "This is a smart and convenient unlocking tool designed specifically for devices that support QR code and Bluetooth connectivity. With just a simple scan, users can quickly pair via Bluetooth and unloc"
---

# ZSTL — United States
> ZSTL

![ZSTL App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/b4/d4/fb/b4d4fbc6-a2ed-8447-a373-09ef3daed112/AppIcon-0-0-1x_U007emarketing-0-11-0-0-85-220.png/434x0w.png)

**Developer:** [召 李](https://apptail.io/developer/developer-wYgg)
**Category:** Utilities
**Rating:** 4.7/5 (3 ratings)
**Price:** Free
**Bundle ID:** com.lm.zstl
**Store:** Apple App Store
**Country:** United States
**Version:** 1.1.0 (released 2025-09-09)
**Original Release:** 2025-05-05
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6745016964)
**AppTail Page:** [https://apptail.io/app/zstl-jFvv/united-states](https://apptail.io/app/zstl-jFvv/united-states)

## ZSTL Description
This is a smart and convenient unlocking tool designed specifically for devices that support QR code and Bluetooth connectivity. With just a simple scan, users can quickly pair via Bluetooth and unlock the device — efficiently, securely, and effortlessly.

Whether it's a shared bike, smart lock, or smart cabinet, we deliver a fast and stable connection experience tailored for your needs.

Key Features:
Automatically recognize devices by scanning QR codes

Quick Bluetooth pairing without complicated setup

One-tap unlock with lightning-fast response

Supports various types of smart devices

Secure encrypted connections to protect your data

Download now and step into a smarter, more convenient lifestyle!

## ZSTL Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1a/f3/b0/1af3b045-c1f1-4ce3-9eeb-88b5beb7dc04/IMG_0543.PNG/1320x2868.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/cb/28/78/cb287808-4d62-2fb9-edd9-9dc177ce8912/IMG_0544.PNG/1320x2868.png)

## ZSTL Rating Breakdown in United States
- 5 stars: 2 (67%)
- 4 stars: 1 (33%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)






## ZSTL Available In
- [United States](https://apptail.io/app/zstl-jFvv/united-states)
- [Peru](https://apptail.io/app/zstl-jFvv/peru)
- [Australia](https://apptail.io/app/zstl-jFvv/australia)
- [Chile](https://apptail.io/app/zstl-jFvv/chile)

---

## About AppTail

[AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends.

- [Search Apps](https://apptail.io)
- [Top Charts](https://apptail.io/top-iphone-apps)
- [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer)

*Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*