# Rastreei vs G21

The clearest difference is update cadence: G21 at monthly against Rastreei's every 7 months. Rastreei's advantage is iOS requirement (11.0 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.

Rastreei ships an update every 7 months, G21 monthly. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Rastreei | G21 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Size | 33 MB | 63 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Erick Costa](https://appshunter.io/developer/1432737802) | [Eliano da Paixao Santana](https://appshunter.io/developer/1631438871) |

## What reviewers say

### Rastreei

[App page](https://appshunter.io/ios/app/rastreei/id1499401866)

**Features:** macOS Compatibility

**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 Rastreei free?

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

### Is G21 free?

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

### Do Rastreei or G21 have ads?

Neither Rastreei nor G21 shows ads.

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

Rastreei ships an update every 7 months, and G21 monthly. Most recently, Rastreei was updated on October 13, 2026 and G21 on October 12, 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.*