# Masttro Mobile vs Logbook by Project1903

The clearest difference is rating: Logbook by Project1903 at 5.0 against Masttro Mobile's 4.3. Masttro Mobile's advantage is in-app purchases (none vs 2) and ratings volume (12 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Logbook by Project1903 sells 2 in-app purchases, starting at $15.99 per month. Masttro Mobile asks for nothing beyond the download.

Logbook by Project1903 holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Masttro Mobile has 12 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Masttro Mobile | Logbook by Project1903 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (12 ratings)](https://appshunter.io/ios/app/masttro-mobile/id1224655873/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/logbook-by-project1903/id6746296934/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | **Free** | Freemium |
| Size | 20 MB | 55 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Masttro Holding AG](https://appshunter.io/developer/1224655872) | [Jonathan Crawford](https://appshunter.io/developer/1816102847) |

## What reviewers say

### Masttro Mobile

[App page](https://appshunter.io/ios/app/masttro-mobile/id1224655873)

This application provides a dynamic security token for secure login to proprietary online platforms. It adds an extra layer of protection for valuable information. Use requires an existing client account with the developer.

**Highlights:** Dynamic security token generation, Secure login access, Enhanced data protection, Proprietary platform integration

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

**In-app purchases:** none


### Logbook by Project1903

[App page](https://appshunter.io/ios/app/logbook-by-project1903/id6746296934)

This app provides a secure, cloud-synced digital logbook for aircraft maintenance records. It helps track inspections, manage airworthiness directives, and store associated documents. AI-powered entry creation and secure collaboration features are included.

**Highlights:** Digital maintenance record entry, Automated inspection tracking, Airworthiness Directive management, Document and photo storage, Cloud synchronization, AI-powered entry creation, Secure collaboration

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo | $15.99 | per month |
| Professional | $29.99 | per month |


## Frequently asked questions

### Is Masttro Mobile free?

Masttro Mobile is free to download, with no in-app purchases.

### Is Logbook by Project1903 free?

Logbook by Project1903 is free to download, with in-app purchases available.

### Which has better reviews, Masttro Mobile or Logbook by Project1903?

Logbook by Project1903 is rated higher. Masttro Mobile averages 4.3 out of 5 from 12 ratings, while Logbook by Project1903 averages 5.0 from 1 ratings.

### Do Masttro Mobile or Logbook by Project1903 have ads?

Neither Masttro Mobile nor Logbook by Project1903 shows ads.

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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.*