# SimpleScan QR Reader vs Doubling Back

The clearest difference is update cadence: Doubling Back at every 13 months against SimpleScan QR Reader's every 56 months. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SimpleScan QR Reader ships an update every 56 months, Doubling Back every 13 months. The most recent releases landed on June 5, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | SimpleScan QR Reader | Doubling Back |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/doubling-back/id1217167960/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 56 months | **Every 13 months** |
| Monetization | Free | Free |
| Size | 4 MB | 9 MB |
| Requires iOS | 13.2 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Digital Solutions MB Inc](https://appshunter.io/developer/588915410) | [Terry NIGHTINGALE](https://appshunter.io/developer/1217167959) |

## What reviewers say

### SimpleScan QR Reader

[App page](https://appshunter.io/ios/app/simplescan-qr-reader/id1020806999)

This utility app quickly and easily scans QR codes. It provides a history of all your previous scans, making it convenient to revisit them. Designed for speed and simplicity.

**Highlights:** Quick QR scanning, Fast performance, Easy to use interface, Scan history display, Supports iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


### Doubling Back

[App page](https://appshunter.io/ios/app/doubling-back/id1217167960)

This utility app allows you to precisely measure walking or running distances. You can start and stop tracking at any point, and it calculates the total distance covered only during the measured segments.

**Highlights:** Measure walking/running distance, Start and stop measurement, Calculate distance for selected portions, iPhone and iPad compatible

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SimpleScan QR Reader free?

SimpleScan QR Reader is free to download, with no in-app purchases.

### Is Doubling Back free?

Doubling Back is free to download, with no in-app purchases.

### Do SimpleScan QR Reader or Doubling Back have ads?

Neither SimpleScan QR Reader nor Doubling Back shows ads.

### Which is updated more often, SimpleScan QR Reader or Doubling Back?

SimpleScan QR Reader ships an update every 56 months, and Doubling Back every 13 months. Most recently, SimpleScan QR Reader was updated on June 5, 2026 and Doubling Back on September 18, 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.*