# WCHBleUart vs Secure Trace

The clearest difference is iOS requirement: WCHBleUart at 13.0 against Secure Trace's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

WCHBleUart ships an update every 10 days, Secure Trace every 2 weeks. The most recent releases landed on September 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | WCHBleUart | Secure Trace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/secure-trace/id6743631017/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | — | Free |
| Size | 5 MB | 74 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [南京沁恒微电子股份有限公司](https://appshunter.io/developer/1580700719) | [锦欢 林](https://appshunter.io/developer/1467148377) |

## What reviewers say

### WCHBleUart

[App page](https://appshunter.io/ios/app/wchbleuart/id1603743502)

**Features:** macOS Compatibility

**In-app purchases:** none


### Secure Trace

[App page](https://appshunter.io/ios/app/secure-trace/id6743631017)

This app provides real-time location tracking for pets and family members, ensuring their safety. It features custom safety zones with alerts and an SOS function for emergencies. Designed for pet owners and caregivers, it keeps loved ones within a visible safe range.

**Highlights:** Real-time pet location tracking, Historical pet trajectory, Pet seeking mode, Custom safety zones with alerts, Family member location tracking, SOS emergency assistance

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is WCHBleUart free?

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

### Is Secure Trace free?

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

### Do WCHBleUart or Secure Trace have ads?

Neither WCHBleUart nor Secure Trace shows ads.

### Which is updated more often, WCHBleUart or Secure Trace?

WCHBleUart ships an update every 10 days, and Secure Trace every 2 weeks. Most recently, WCHBleUart was updated on September 10, 2026 and Secure Trace on October 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*