# BA SAT vs DinhViGPS

The clearest difference is update cadence: BA SAT at every 5 weeks against DinhViGPS's every 19 months. DinhViGPS's advantage is iOS requirement (12.0 vs 15.0). 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.

BA SAT ships an update every 5 weeks, DinhViGPS every 19 months. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | BA SAT | DinhViGPS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 19 months |
| Monetization | Free | — |
| Size | 215 MB | 23 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tran Quang Trung](https://appshunter.io/developer/1466206177) | [Tuan Nguyen](https://appshunter.io/developer/1480197994) |

## What reviewers say

### BA SAT

[App page](https://appshunter.io/ios/app/ba-sat/id1470033432)

This app provides journey monitoring services for fishing vessels at sea. It allows users to send messages from sea to shore via Bluetooth for safety alerts and manage their fleet's information. Receive immediate incident notifications and submit feedback directly through the application.

**Highlights:** Journey monitoring for fishing vessels, Bluetooth messaging from sea to shore, Real-time incident alerts, Manage and view fishing vessel information, User feedback submission

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

**In-app purchases:** none


### DinhViGPS

[App page](https://appshunter.io/ios/app/dinhvigps/id1483717740)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BA SAT free?

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

### Is DinhViGPS free?

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

### Do BA SAT or DinhViGPS have ads?

Neither BA SAT nor DinhViGPS shows ads.

### Which is updated more often, BA SAT or DinhViGPS?

BA SAT ships an update every 5 weeks, and DinhViGPS every 19 months. Most recently, BA SAT was updated on October 12, 2026 and DinhViGPS on October 3, 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.*