# MarinersApps vs I

The clearest difference is update cadence: MarinersApps at every 3 months against I's every 7 months. MarinersApps also leads on iOS requirement (11.0 vs 13.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MarinersApps ships an update every 3 months, I every 7 months. The most recent releases landed on September 30, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | MarinersApps | I |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | — |
| Size | 79 MB | 20 MB |
| Requires iOS | **11.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Rajesh Kumar Patro](https://appshunter.io/developer/1187838851) | [Manish Patel](https://appshunter.io/developer/1809806951) |

## What reviewers say

### MarinersApps

[App page](https://appshunter.io/ios/app/marinersapps/id1187838852)

This app provides essential shipping industry information for seafarers, shipping companies, and maritime colleges. It functions offline, allowing access to data without an internet connection, making it a valuable resource at sea or on land.

**Highlights:** Shipping industry information, Offline functionality, Resource for seafarers, Useful for shipping companies, Valuable for maritime colleges

**Features:** macOS Compatibility

**In-app purchases:** none


### I

[App page](https://appshunter.io/ios/app/i-fieldmaster/id6744899412)

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

**In-app purchases:** none


## Frequently asked questions

### Is MarinersApps free?

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

### Is I free?

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

### Do MarinersApps or I have ads?

Neither MarinersApps nor I shows ads.

### Which is updated more often, MarinersApps or I?

MarinersApps ships an update every 3 months, and I every 7 months. Most recently, MarinersApps was updated on September 30, 2026 and I on October 2, 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.*