# Stems vs 香港車護

The clearest difference is update cadence: Stems at every 2 months against 香港車護's every 11 months. Stems also leads on iOS requirement (12.0 vs 16.0). 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.

Stems ships an update every 2 months, 香港車護 every 11 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Stems | 香港車護 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Size | 39 MB | 9 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Makemark Intelligence Global Holdings Limited](https://appshunter.io/developer/1554432453) | [OURS SOLUTION LIMITED](https://appshunter.io/developer/1558388777) |

## What reviewers say

### Stems

[App page](https://appshunter.io/ios/app/stems/id6443444481)

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

**In-app purchases:** none


### 香港車護

[App page](https://appshunter.io/ios/app/id6740255834)

**In-app purchases:** none


## Frequently asked questions

### Is Stems free?

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

### Is 香港車護 free?

香港車護 is free to download, with no in-app purchases.

### Do Stems or 香港車護 have ads?

Neither Stems nor 香港車護 shows ads.

### Which is updated more often, Stems or 香港車護?

Stems ships an update every 2 months, and 香港車護 every 11 months. Most recently, Stems was updated on October 30, 2026 and 香港車護 on October 25, 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.*