# BA SAT vs GISVIET

The clearest difference is update cadence: GISVIET at fortnightly against BA SAT's every 5 weeks. On price, review sentiment, ads and in-app purchases 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, GISVIET fortnightly. The most recent releases landed on October 12, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | BA SAT | GISVIET |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 215 MB | 306 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tran Quang Trung](https://appshunter.io/developer/1466206177) | [QUANG TRUNG ĐAO](https://appshunter.io/developer/1470901282) |

## 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


### GISVIET

[App page](https://appshunter.io/ios/app/gisviet/id1567142216)

Monitor and track all your vehicles with ease. Quickly search for any vehicle, view detailed information, and review past routes. Submit feedback directly to the service.

**Highlights:** Vehicle monitoring, Quick vehicle search, Detailed vehicle information, Route history playback, Feedback submission

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

**In-app purchases:** none


## Frequently asked questions

### Is BA SAT free?

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

### Is GISVIET free?

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

### Do BA SAT or GISVIET have ads?

Neither BA SAT nor GISVIET shows ads.

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

BA SAT ships an update every 5 weeks, and GISVIET fortnightly. Most recently, BA SAT was updated on October 12, 2026 and GISVIET on October 21, 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.*