# Muscular Development vs Comic Book Value Scanner Gradr

The clearest difference is rating: Comic Book Value Scanner Gradr at 4.8 against Muscular Development's 4.0. Comic Book Value Scanner Gradr also leads on monetization model (free with in-app purchases vs subscription) and update cadence (fortnightly vs every 3 months). Muscular Development's advantage is ads (none vs shown) and review sentiment (33% vs 20%). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Muscular Development sells 27 in-app purchases, starting at $6.49 per month and Comic Book Value Scanner Gradr sells 6 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Comic Book Value Scanner Gradr holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Comic Book Value Scanner Gradr has 261 ratings behind it against 24, so its average is the more settled of the two. Written reviews complicate that: 33% of Muscular Development's written reviews are positive against 20% of Comic Book Value Scanner Gradr's, so the app with the better star average is not the one people write more warmly about.

Muscular Development ships an update every 3 months, Comic Book Value Scanner Gradr fortnightly. The most recent releases landed on September 14, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Muscular Development | Comic Book Value Scanner Gradr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (24 ratings)](https://appshunter.io/ios/app/muscular-development/id859924939/reviews) | **[4.8 (261 ratings)](https://appshunter.io/ios/app/comic-book-value-scanner-gradr/id6754406979/reviews)** |
| Number of ratings | 24 | **261** |
| Positive reviews | **33.3% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Subscription | **Free with in-app purchases** |
| Best chart rank | — | **#149** |
| Size | 40 MB | 39 MB |
| Requires iOS | **11.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Magzter Inc.](https://appshunter.io/developer/406791755) | [Julian Praest](https://appshunter.io/developer/1171203781) |

## What reviewers say

### Muscular Development

[App page](https://appshunter.io/ios/app/muscular-development/id859924939)

This app delivers in-depth content on professional bodybuilding, featuring insights from top athletes and experts. It offers cutting-edge research and practical advice on muscle building, fat loss, fitness, and performance enhancement.

**Highlights:** Expert insights from champions and insiders, Cutting-edge research on muscle and fat loss, Fitness and performance enhancement advice, Reality-based editorial direction, Subscription options available

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

**In-app purchases (27)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Muscular Development One Month | $6.49 | per month |
| Muscular Development 30 | $6.99 | per year |
| 1 Year Digital Subscription | $13.99 | per year |
| Muscular Development May 2014 | $6.99 | one-time |
| Muscular Development November 2014 | $6.99 | one-time |
| Muscular Development January 2015 | $6.99 | one-time |
| Muscular Development February 2015 | $6.99 | one-time |
| Muscular Development May 2015 | $6.99 | one-time |
| Muscular Development June 2015 | $6.99 | one-time |
| Muscular Development December 2015 | $6.99 | one-time |
| Muscular Development January 2016 | $6.99 | one-time |
| Muscular Development June 2016 | $6.99 | one-time |
| Muscular Development July 2021 | $6.99 | one-time |
| Muscular Development July 2023 | $6.99 | one-time |
| November 2023 | $6.99 | one-time |
| Muscular Development April 2015 | $6.99 | one-time |
| Muscular Development July 2014 | $6.99 | one-time |
| Muscular Development August 2014 | $6.99 | one-time |
| Muscular Development | $6.99 | one-time |
| Muscular Development Jun 2021 | $6.99 | one-time |
| Muscular Development January 2014 | $6.99 | one-time |
| Muscular Development June 2014 | $6.99 | one-time |
| Muscular Development October 2014 | $6.99 | one-time |
| Muscular Development May 2023 | $6.99 | one-time |
| Muscular Development May 2022 | $6.99 | one-time |
| Muscular Development April 2014 | $6.99 | one-time |
| August 2023 | $6.99 | one-time |


### Comic Book Value Scanner Gradr

[App page](https://appshunter.io/ios/app/comic-book-value-scanner-gradr/id6754406979)

**Currently charting:** #149 Top Free · Magazines & Newspapers (US App Store)

Quickly identify comic books and estimate their value using your camera. Get a suggested grade with guided photo analysis and track your collection privately on your device. Designed for collectors of all ages.

**Highlights:** Instant comic identification via camera, Ballpark price estimates by grade, Guided photo analysis for condition, Suggested grade with hotspot identification, Private, on-device collection tracking, Explore key issues and top values

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Comic Book Scanner Weekly | $3.99 | per 7 days |
| Gradr Premium Yearly | $4.99 | per 7 days |
| Comic Book Scanner Yearly Offer | $9.99 | per year |
| Gradr Premium Monthly | $12.99 | per month |
| Gradr Premium Yearly | $24.99 | per year |
| Premium Yearly | $34.99 | per year |


## Frequently asked questions

### Is Muscular Development free?

Muscular Development is free to download, with in-app purchases available.

### Is Comic Book Value Scanner Gradr free?

Comic Book Value Scanner Gradr is free to download, with in-app purchases available.

### Which has better reviews, Muscular Development or Comic Book Value Scanner Gradr?

Comic Book Value Scanner Gradr is rated higher. Muscular Development averages 4.0 out of 5 from 24 ratings, while Comic Book Value Scanner Gradr averages 4.8 from 261 ratings.

### Do Muscular Development or Comic Book Value Scanner Gradr have ads?

Comic Book Value Scanner Gradr shows ads; Muscular Development does not.

### Which is updated more often, Muscular Development or Comic Book Value Scanner Gradr?

Muscular Development ships an update every 3 months, and Comic Book Value Scanner Gradr fortnightly. Most recently, Muscular Development was updated on September 14, 2026 and Comic Book Value Scanner Gradr on September 23, 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.*