# Ruler Pro vs QR Code Reader & Scanner +.

The clearest difference is price: QR Code Reader & Scanner +. at Free against Ruler Pro's $2.99. QR Code Reader & Scanner +. also leads on ads (none vs shown) and update cadence (every 3 months vs every 11 months). Ruler Pro's advantage is in-app purchases (none vs 5). On device support and iOS requirement there is nothing between them.

QR Code Reader & Scanner +. is free to download; Ruler Pro costs $2.99 up front. QR Code Reader & Scanner +. sells 5 in-app purchases, starting at $4.99 per 7 days. Ruler Pro asks for nothing beyond the download.

Ruler Pro ships an update every 11 months, QR Code Reader & Scanner +. every 3 months. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ruler Pro | QR Code Reader & Scanner +. |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.7 (13 ratings)](https://appshunter.io/ios/app/ruler-pro-tape-measure-ar/id1672750252/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 42 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vladislav Kovalski](https://appshunter.io/developer/1657516901) | [Jeffrey Merritt](https://appshunter.io/developer/1870555131) |

## What reviewers say

### Ruler Pro

[App page](https://appshunter.io/ios/app/ruler-pro-tape-measure-ar/id1672750252)

Transform your iPhone into a precise measuring tool using augmented reality. Measure distances, lengths, heights, and areas of objects with just your camera. Offers both standard and touch modes for enhanced accuracy.

**Highlights:** Augmented reality measurement, Measure distance, length, height, area, Supports inches, meters, centimeters, Touch mode for precision, Save measurements to Camera Roll, Bubble Level tool

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Code Reader & Scanner +.

[App page](https://appshunter.io/ios/app/qr-code-reader-and-scanner-plus/id6758047500)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly-Trial | $4.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $39.99 | per year |
| Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Ruler Pro free?

Ruler Pro costs $2.99, with no in-app purchases.

### Is QR Code Reader & Scanner +. free?

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

### Do Ruler Pro or QR Code Reader & Scanner +. have ads?

Ruler Pro shows ads; QR Code Reader & Scanner +. does not.

### Which is updated more often, Ruler Pro or QR Code Reader & Scanner +.?

Ruler Pro ships an update every 11 months, and QR Code Reader & Scanner +. every 3 months. Most recently, Ruler Pro was updated on October 24, 2026 and QR Code Reader & Scanner +. on October 31, 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.*