# iAIS vs Marine Radar

The clearest difference is in-app purchases: Marine Radar at none against iAIS's 1. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. iAIS sells 1 one-off in-app purchase. Marine Radar asks for nothing beyond the download.

Marine Radar holds the better App Store score, 2.7 against 2.5. Both are backed by a comparable volume of ratings — 6 and 12 respectively. Written reviews split almost evenly too, at 30% and 31% positive.

iAIS ships an update every 10 months, Marine Radar every 11 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | iAIS | Marine Radar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (6 ratings)](https://appshunter.io/ios/app/iais/id394667307/reviews) | **[2.7 (12 ratings)](https://appshunter.io/ios/app/marine-radar/id834243448/reviews)** |
| Number of ratings | 6 | **12** |
| Positive reviews | 30.4% of reviews | **30.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 11 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 66 MB | 11 MB |
| Requires iOS | 9.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DigitalYacht Ltd.](https://appshunter.io/developer/394667310) | [株式会社フルノソフテック](https://appshunter.io/developer/1015812767) |

## What reviewers say

### iAIS

[App page](https://appshunter.io/ios/app/iais/id394667307)

Visualize AIS targets relative to your device's position, displaying detailed information about each target. Overlay AIS data on Navionics charts and share your boat's live position with others. This app is intended for basic navigation reference only.

**Highlights:** AIS target plotting, NMEA data instruments, AIS target details display, Navionics chart overlay, Live boat position sharing, GPS and Wind data view

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Navionics Charts Upgrade | $9.99 | one-time |


### Marine Radar

[App page](https://appshunter.io/ios/app/marine-radar/id834243448)

View and control radar images from a compatible wireless radar sensor on your iOS device. This app aids in navigation by displaying radar data, but is not a substitute for fundamental navigation skills.

**Highlights:** View radar images on iOS devices, Control radar images, Connects to Furuno Wireless Radar Sensor DRS4W, Aids in voyage, Requires compatible Furuno hardware

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iAIS free?

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

### Is Marine Radar free?

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

### Which has better reviews, iAIS or Marine Radar?

Marine Radar is rated higher. iAIS averages 2.5 out of 5 from 6 ratings, while Marine Radar averages 2.7 from 12 ratings.

### Do iAIS or Marine Radar have ads?

Neither iAIS nor Marine Radar shows ads.

### Which is updated more often, iAIS or Marine Radar?

iAIS ships an update every 10 months, and Marine Radar every 11 months. Most recently, iAIS was updated on November 1, 2026 and Marine Radar on November 1, 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.*