# 3x相机 vs 变焦摄影机

The clearest difference is in-app purchases: 3x相机 at none against 变焦摄影机's 1. 变焦摄影机's advantage is update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 变焦摄影机 sells 1 in-app purchase, starting at $0.99 per month. 3x相机 asks for nothing beyond the download.

3x相机 ships an update every 2 months, 变焦摄影机 every 3 days. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 3x相机 | 变焦摄影机 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 2 MB | 174 MB |
| Requires iOS | **17.0** | 17.1 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [昱昕 陈](https://appshunter.io/developer/1400361655) | [钢 陈](https://appshunter.io/developer/1825743881) |

## What reviewers say

### 3x相机

[App page](https://appshunter.io/ios/app/3x/id6711333354)

**In-app purchases:** none


### 变焦摄影机

[App page](https://appshunter.io/ios/app/id6748558391)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高级会员 | $0.99 | per month |


## Frequently asked questions

### Is 3x相机 free?

3x相机 is free to download, with no in-app purchases.

### Is 变焦摄影机 free?

变焦摄影机 is free to download, with in-app purchases available.

### Do 3x相机 or 变焦摄影机 have ads?

Neither 3x相机 nor 变焦摄影机 shows ads.

### Which is updated more often, 3x相机 or 变焦摄影机?

3x相机 ships an update every 2 months, and 变焦摄影机 every 3 days. Most recently, 3x相机 was updated on October 7, 2026 and 变焦摄影机 on October 8, 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.*