# PDgo vs 线上配镜助手

The clearest difference is price: PDgo at Free against 线上配镜助手's $0.99. 线上配镜助手's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

PDgo is free to download; 线上配镜助手 costs $0.99 up front. PDgo sells 2 in-app purchases, starting at $15.99 per year. 线上配镜助手 asks for nothing beyond the download.

## The numbers

| Metric | PDgo | 线上配镜助手 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdgo-pupillary-distance/id6778687480/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 3 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Xiamen Guangxu Zaodong Network Technology Co., Ltd.](https://appshunter.io/developer/6778687482) | [光宇 李](https://appshunter.io/developer/1883570390) |

## What reviewers say

### PDgo

[App page](https://appshunter.io/ios/app/pdgo-pupillary-distance/id6778687480)

Measure your pupillary distance (PD) accurately and quickly using your iPhone's camera. Get total and monocular PD, plus conversion for reading distances. All processing is done on your device for privacy.

**Highlights:** Pupillary distance measurement, Total and monocular PD, Near PD conversion, Measurement confidence rating, Local measurement history, Lens guidance suggestions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Unlimited | $15.99 | per year |
| Single Result Unlock | $3.99 | one-time |


### 线上配镜助手

[App page](https://appshunter.io/ios/app/id6783171293)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDgo free?

PDgo is free to download, with in-app purchases available.

### Is 线上配镜助手 free?

线上配镜助手 costs $0.99, with no in-app purchases.

### Do PDgo or 线上配镜助手 have ads?

Neither PDgo nor 线上配镜助手 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.*