# 999GPS vs Field Navigation

The clearest difference is review sentiment: Field Navigation at 100% against 999GPS's 0%. Field Navigation also leads on update cadence (every 2 weeks vs every 3 months). 999GPS's advantage is iOS requirement (6.0 vs 16.4). On price, ads, in-app purchases and monetization model there is nothing between them.

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

999GPS ships an update every 3 months, Field Navigation every 2 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 999GPS | Field Navigation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (40 ratings)](https://appshunter.io/ios/app/field-navigation-tractor-gps/id6754598724/reviews)** |
| Number of ratings | — | **40** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 4 MB | 9 MB |
| Requires iOS | **6.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [国营 张](https://appshunter.io/developer/457513854) | [Vasyl Travlinskyy](https://appshunter.io/developer/1849123999) |

## What reviewers say

### 999GPS

[App page](https://appshunter.io/ios/app/999gps/id734185567)

Track the real-time location and playback history of GPS devices. This app works with the 999GPS platform and compatible tracking devices to monitor vehicles, people, or pets. It offers automatic login for easy access to location data.

**Highlights:** Real-time location tracking, Playback historical tracking data, Automatic login, Supports personal and fleet tracking, Monitor vehicles, people, and pets

**Features:** macOS Compatibility

**In-app purchases:** none


### Field Navigation

[App page](https://appshunter.io/ios/app/field-navigation-tractor-gps/id6754598724)

This app provides precise GPS guidance lines for agricultural fieldwork, assisting with tasks like planting, spraying, and harvesting. Its intuitive interface helps save time and fuel by ensuring accurate navigation across fields. Features include custom guidance patterns, field measurement, and cloud synchronization for data access across devices.

**Highlights:** Precise GPS guidance lines, Customizable navigation patterns, Field area and perimeter measurement, Cloud synchronization for data, Intuitive user interface

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

**In-app purchases:** none


## Frequently asked questions

### Is 999GPS free?

999GPS is free to download, with no in-app purchases.

### Is Field Navigation free?

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

### Do 999GPS or Field Navigation have ads?

Neither 999GPS nor Field Navigation shows ads.

### Which is updated more often, 999GPS or Field Navigation?

999GPS ships an update every 3 months, and Field Navigation every 2 weeks. Most recently, 999GPS was updated on November 6, 2026 and Field Navigation on October 30, 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.*