# AR Ruler vs QR Code Reader & Barcode Maker

The clearest difference is monetization model: QR Code Reader & Barcode Maker at free with in-app purchases against AR Ruler's subscription. QR Code Reader & Barcode Maker also leads on update cadence (every 10 days vs every 2 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. AR Ruler sells 2 in-app purchases, starting at $3.99 per 7 days and QR Code Reader & Barcode Maker sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for AR Ruler against 5.0 for QR Code Reader & Barcode Maker. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

AR Ruler ships an update every 2 months, QR Code Reader & Barcode Maker every 10 days. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | AR Ruler | QR Code Reader & Barcode Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ar-ruler-see-the-scale/id6761820537/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/qr-code-reader-and-barcode-maker/id6767822809/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 29 MB | 43 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [洋洋 常](https://appshunter.io/developer/1847833029) | [奇科 李](https://appshunter.io/developer/1867408900) |

## What reviewers say

### AR Ruler

[App page](https://appshunter.io/ios/app/ar-ruler-see-the-scale/id6761820537)

Measure objects and spaces using your phone's camera. Create 3D floor plans, check if surfaces are level, and save your measurements with dimensions. Supports multiple units for domestic and international use.

**Highlights:** Measure length, height, and width, Generate 3D floor plans, Digital bubble level, Save and share measurements, Supports cm, inches, and meters, Automatic history storage

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Member | $3.99 | per 7 days |
| Annual subscription | $39.99 | per year |


### QR Code Reader & Barcode Maker

[App page](https://appshunter.io/ios/app/qr-code-reader-and-barcode-maker/id6767822809)

Easily scan and generate QR codes and barcodes for various purposes. Features include batch scanning for inventory, creating codes for links, text, social media, and events, with all records saved for quick access.

**Highlights:** Millisecond-level QR and barcode recognition, Batch continuous scanning for inventory, Generate QR codes for URLs, text, social, and events, Supports barcode generation, Automatic saving of scan and generation history, Select photos from album for recognition

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vip for a week | $3.99 | per 7 days |
| Vip January | $7.99 | per month |
| Vip for one year | $29.99 | per year |


## Frequently asked questions

### Is AR Ruler free?

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

### Is QR Code Reader & Barcode Maker free?

QR Code Reader & Barcode Maker is free to download, with in-app purchases available.

### Which has better reviews, AR Ruler or QR Code Reader & Barcode Maker?

AR Ruler and QR Code Reader & Barcode Maker are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do AR Ruler or QR Code Reader & Barcode Maker have ads?

Neither AR Ruler nor QR Code Reader & Barcode Maker shows ads.

### Which is updated more often, AR Ruler or QR Code Reader & Barcode Maker?

AR Ruler ships an update every 2 months, and QR Code Reader & Barcode Maker every 10 days. Most recently, AR Ruler was updated on September 10, 2026 and QR Code Reader & Barcode Maker on September 19, 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.*