# cMate vs ATReader Pro

The clearest difference is price: ATReader Pro at Free against cMate's $1.99. ATReader Pro also leads on update cadence (every 6 weeks vs every 69 months). cMate's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 18.2). On ads and device support there is nothing between them.

ATReader Pro is free to download; cMate costs $1.99 up front. ATReader Pro sells 2 in-app purchases, starting at $0.99 per month. cMate asks for nothing beyond the download.

cMate ships an update every 69 months, ATReader Pro every 6 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | cMate | ATReader Pro |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | — | 28.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 69 months | **Every 6 weeks** |
| Monetization | **Paid** | Subscription |
| Size | 7 MB | 104 MB |
| Requires iOS | **12.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Maxim Lukyanenko](https://appshunter.io/developer/1496252741) | [Anatoliy Vyzhletsov](https://appshunter.io/developer/1722771558) |

## What reviewers say

### cMate

[App page](https://appshunter.io/ios/app/cmate-fss-fire-safety-systems/id1497367034)

This app provides access to the International Code for Fire Safety Systems (FSS Code), a crucial set of maritime regulations. It helps users understand and comply with international treaties designed to mitigate fire risks and improve emergency response on ships.

**Highlights:** FSS Code reference, International maritime treaties, Fire risk reduction, Emergency response aid, SOLAS Convention compliance

**Features:** macOS Compatibility

**In-app purchases:** none


### ATReader Pro

[App page](https://appshunter.io/ios/app/atreader-pro/id6746457868)

Access and enjoy a vast library of books and audiobooks from Author.Today. Features include offline reading, smart playback, customizable reading settings, and seamless integration with the Author.Today website. Offers a free trial period before requiring a subscription.

**Highlights:** Offline book access, CarPlay audiobook support, Smart audiobook player, Customizable reading settings, Personal book collections, Import from Author.Today library, Reading progress tracking

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Suscription | $9.99 | per year |


## Frequently asked questions

### Is cMate free?

cMate costs $1.99, with no in-app purchases.

### Is ATReader Pro free?

ATReader Pro is free to download, with in-app purchases available.

### Do cMate or ATReader Pro have ads?

Neither cMate nor ATReader Pro shows ads.

### Which is updated more often, cMate or ATReader Pro?

cMate ships an update every 69 months, and ATReader Pro every 6 weeks. Most recently, cMate was updated on October 29, 2026 and ATReader Pro on October 30, 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.*