# Tracker vs G21

The clearest difference is update cadence: Tracker at weekly against G21's monthly. Tracker also leads on iOS requirement (13.0 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.

Tracker ships an update weekly, G21 monthly. The most recent releases landed on September 22, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | Tracker | G21 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/tracker/id947546227/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 64.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free | — |
| Size | 92 MB | 63 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ikonn Engenharia de Sistemas](https://appshunter.io/developer/947546226) | [Eliano da Paixao Santana](https://appshunter.io/developer/1631438871) |

## What reviewers say

### Tracker

[App page](https://appshunter.io/ios/app/tracker/id947546227)

Monitor your car or GPS device in real-time from your smartphone or tablet. Send commands, access reports, and receive alerts for geofencing and speed. Offers web access for comprehensive tracking.

**Highlights:** Real-time GPS tracking, Command sending, Access to reports, Geofence alerts, Speed alerts, Web access

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

**In-app purchases:** none


### G21

[App page](https://appshunter.io/ios/app/g21/id6479374003)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tracker free?

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

### Is G21 free?

G21 is free to download, with no in-app purchases.

### Do Tracker or G21 have ads?

Neither Tracker nor G21 shows ads.

### Which is updated more often, Tracker or G21?

Tracker ships an update weekly, and G21 monthly. Most recently, Tracker was updated on September 22, 2026 and G21 on August 27, 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.*