# GasBook vs Eccles Mosque MCR

The clearest difference is in-app purchases: Eccles Mosque MCR at none against GasBook's 3. Eccles Mosque MCR also leads on update cadence (every 4 days vs every 5 weeks) and iOS requirement (14.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. GasBook sells 3 in-app purchases, starting at $5.99 per year. Eccles Mosque MCR asks for nothing beyond the download.

GasBook ships an update every 5 weeks, Eccles Mosque MCR every 4 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | GasBook | Eccles Mosque MCR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/gasbook/id1628532525/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 65 MB | 27 MB |
| Requires iOS | 26.0 | **14.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Clinch](https://appshunter.io/developer/1628532527) | [anees ali](https://appshunter.io/developer/1803910896) |

## What reviewers say

### GasBook

[App page](https://appshunter.io/ios/app/gasbook/id1628532525)

This app helps anaesthetic and ICM trainees log their training data for RCOA reports. It simplifies tracking TIVA and THRIVE usage with graphical summaries and detailed reports. Data can be backed up to iCloud and exported in Excel or PDF formats.

**Highlights:** RCOA training report data gathering, TIVA and THRIVE usage logging, Graphical specialty breakdown, Customizable quick entry options, Detailed report filtering, iCloud automatic backup, Excel and PDF export

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $5.99 | per year |
| Buy Me A Coffee | $6.99 | one-time |
| Coffee For The Team | $9.99 | one-time |


### Eccles Mosque MCR

[App page](https://appshunter.io/ios/app/eccles-mosque-mcr/id6743669383)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GasBook free?

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

### Is Eccles Mosque MCR free?

Eccles Mosque MCR is free to download, with no in-app purchases.

### Do GasBook or Eccles Mosque MCR have ads?

Neither GasBook nor Eccles Mosque MCR shows ads.

### Which is updated more often, GasBook or Eccles Mosque MCR?

GasBook ships an update every 5 weeks, and Eccles Mosque MCR every 4 days. Most recently, GasBook was updated on November 3, 2026 and Eccles Mosque MCR 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.*