# Invisible Watermark vs AR相框

The clearest difference is iOS requirement: Invisible Watermark at 8.0 against AR相框's 13.0. 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.

## The numbers

| Metric | Invisible Watermark | AR相框 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 20 months |
| Size | 15 MB | 25 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHENGDU MIAOZHI TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1465440799) | [Shanghai Tantian Network Technology Co.,Ltd.](https://appshunter.io/developer/1638681853) |

## What reviewers say

### Invisible Watermark

[App page](https://appshunter.io/ios/app/invisible-watermark/id1467483625)

**Features:** macOS Compatibility

**In-app purchases:** none


### AR相框

[App page](https://appshunter.io/ios/app/ar/id6443773574)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Invisible Watermark free?

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

### Is AR相框 free?

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

### Do Invisible Watermark or AR相框 have ads?

Neither Invisible Watermark nor AR相框 shows ads.

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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.*