# PDCheck AR vs Locked In

The clearest difference is in-app purchases: PDCheck AR at none against Locked In's 2. PDCheck AR also leads on iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Locked In sells 2 in-app purchases, starting at $5.99 per month. PDCheck AR asks for nothing beyond the download.

## The numbers

| Metric | PDCheck AR | Locked In |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (4.1K ratings)](https://appshunter.io/ios/app/pdcheck-ar/id1563806777/reviews)** | — |
| Number of ratings | **4.1K** | — |
| Positive reviews | 70.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 18 MB | 18 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [EyeQue Corporation](https://appshunter.io/developer/1127114607) | [Trevor Laibl](https://appshunter.io/developer/6804781699) |

## What reviewers say

### PDCheck AR

[App page](https://appshunter.io/ios/app/pdcheck-ar/id1563806777)

Instantly measure your pupillary distance using your phone's camera and augmented reality. This app provides accurate measurements for both distance and near viewing, essential for ordering glasses or adjusting VR headsets. Compatible with Face ID-enabled iPhones.

**Highlights:** Measures far pupillary distance, Measures near pupillary distance, No external tools required, Compatible with Face ID iPhones, Share results via email, Useful for ordering eyewear, Adjust VR headset fit

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Quick and easy to use
- 👍 Straight-forward, no fuss
- 👍 Accurate and consistent measurements
- 👍 Detailed measurements (far PD, near PD, individual eye PDs)
- 👍 Convenient for online orders

**What reviewers complain about**

- 🐛 Inconsistent or inaccurate measurements
- 🐛 Doesn't work on some devices

**Reported bugs**

- Measure button not working
- Measurements changing every time

**Requested features**

- Dark mode option
- Ability to save and share measurements


### Locked In

[App page](https://appshunter.io/ios/app/locked-in-train-together/id6804781697)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Locked In Coach | $5.99 | per month |
| Locked In Coach | $39.99 | per year |


## Frequently asked questions

### Is PDCheck AR free?

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

### Is Locked In free?

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

### Do PDCheck AR or Locked In have ads?

Neither PDCheck AR nor Locked In 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.*