# TCZN vs AOD互联

The clearest difference is update cadence: AOD互联 at every 2 months against TCZN's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

TCZN ships an update every 4 months, AOD互联 every 2 months. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TCZN | AOD互联 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/aod/id1561883591/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 54 MB | 45 MB |
| Requires iOS | **12.0** | 13 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Zhongxinyou M2M Technology Co., Ltd.](https://appshunter.io/developer/1489982535) | [Zhongshan Auto Electronics Technology Co.Ltd.](https://appshunter.io/developer/1039851711) |

## What reviewers say

### TCZN

[App page](https://appshunter.io/ios/app/tczn/id1475116742)

**Features:** macOS Compatibility

**In-app purchases:** none


### AOD互联

[App page](https://appshunter.io/ios/app/aod/id1561883591)

Control your car remotely using your smartphone. This app connects to your vehicle's start system via phone network or Bluetooth 4.0 to enable functions like remote start, engine off, arming, disarming, and car finding.

**Highlights:** Remote engine start, Remote engine stop, Arm/disarm vehicle, Car finding function, Bluetooth 4.0 connectivity, Phone network connectivity

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

**In-app purchases:** none


## Frequently asked questions

### Is TCZN free?

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

### Is AOD互联 free?

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

### Do TCZN or AOD互联 have ads?

Neither TCZN nor AOD互联 shows ads.

### Which is updated more often, TCZN or AOD互联?

TCZN ships an update every 4 months, and AOD互联 every 2 months. Most recently, TCZN was updated on October 19, 2026 and AOD互联 on October 24, 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.*