# Code Scanner QR Barcode Reader vs Muscle Calculator

The clearest difference is in-app purchases: Muscle Calculator at none against Code Scanner QR Barcode Reader's 13. Muscle Calculator also leads on rating (5.0 vs 4.6). Code Scanner QR Barcode Reader's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Code Scanner QR Barcode Reader sells 13 in-app purchases, starting at $1.99 per month. Muscle Calculator asks for nothing beyond the download.

Muscle Calculator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Code Scanner QR Barcode Reader has 650 ratings behind it against 2, so its average is the more settled of the two.

Code Scanner QR Barcode Reader ships an update every 2 weeks, Muscle Calculator every 3 months. The most recent releases landed on September 28, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Code Scanner QR Barcode Reader | Muscle Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (650 ratings)](https://appshunter.io/ios/app/code-scanner-qr-barcode-reader/id1387307495/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/muscle-calculator/id1576127895/reviews)** |
| Number of ratings | **650** | 2 |
| Positive reviews | 72.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 20 MB | 7 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 12+ |
| Developer | [Ben Gilroy](https://appshunter.io/developer/1222411256) | [Vividly Technologies Inc.](https://appshunter.io/developer/1574999664) |

## What reviewers say

### Code Scanner QR Barcode Reader

[App page](https://appshunter.io/ios/app/code-scanner-qr-barcode-reader/id1387307495)

Easily scan, read, and decode over 20 types of QR codes and barcodes. Save your scan history, generate custom codes, and view product details. Supports various scanning methods and export options.

**Highlights:** Scan 20+ QR code and barcode types, Scan from photos, Generate custom QR codes, Save, search, and filter scan history, View product details via Google/Amazon, Export history as text or CSV

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Code Scanner Pro | $1.99 | per 7 days |
| Monthly | $2.99 | per month |
| Code Scanner Pro | $3.99 | per month |
| Monthly | $4.99 | per month |
| Yearly | $9.99 | per year |
| Yearly | $14.99 | per year |
| Yearly | $14.99 | per year |
| Yearly | $19.99 | per year |
| Yearly | $29.99 | per year |
| Lifetime | $24.99 | one-time |
| Lifetime | $29.99 | one-time |
| Lifetime | $59.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive user interface
- 🚀 Fast and efficient scanning
- 📵 No ads or distracting pop-ups
- 💰 Free to use (historically)
- 🎯 Does one job well

**What reviewers complain about**

- 💸 Switched to paid subscription model
- 🐛 Broken functionality on iPhone 12
- ❌ Fails to scan QR codes and barcodes
- 🔍 Missing zoom feature
- 😕 Non-intuitive operation

**Reported bugs**

- App stopped working on iPhone 12 - no barcode recognition
- Cannot scan from photos
- Fails to read unclear or damaged QR codes
- Data matrix format not supported
- Inconsistent app name across platforms (iPhone vs App Store)

**Requested features**

- Zoom functionality for better scanning
- Integrated search option within app
- Data matrix code support
- Scan history/log feature
- Ability to delay browser opening after scan


### Muscle Calculator

[App page](https://appshunter.io/ios/app/muscle-calculator/id1576127895)

This tool helps fitness enthusiasts calculate their Fat Free Mass Index (FFMI) and compare it to standard ranges. It requires basic body measurements like height, weight, and body fat percentage to provide personalized results.

**Highlights:** FFMI Calculation, BMI Calculation, FFMI Range Comparison, Input Height, Weight, Body Fat, Workout Enthusiast Tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Code Scanner QR Barcode Reader free?

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

### Is Muscle Calculator free?

Muscle Calculator is free to download, with no in-app purchases.

### Which has better reviews, Code Scanner QR Barcode Reader or Muscle Calculator?

Muscle Calculator is rated higher. Code Scanner QR Barcode Reader averages 4.6 out of 5 from 650 ratings, while Muscle Calculator averages 5.0 from 2 ratings.

### Do Code Scanner QR Barcode Reader or Muscle Calculator have ads?

Muscle Calculator shows ads; Code Scanner QR Barcode Reader does not.

### Which is updated more often, Code Scanner QR Barcode Reader or Muscle Calculator?

Code Scanner QR Barcode Reader ships an update every 2 weeks, and Muscle Calculator every 3 months. Most recently, Code Scanner QR Barcode Reader was updated on September 28, 2026 and Muscle Calculator on June 1, 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.*