# Argus vs Eventos Castro

The clearest difference is update cadence: Eventos Castro at weekly against Argus's every 9 months. 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.

Argus ships an update every 9 months, Eventos Castro weekly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Argus | Eventos Castro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Weekly** |
| Size | 46 MB | 33 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | +12 |
| Developer | [WL Consultoria e Desenvolvimento de Sistemas Ltda](https://appshunter.io/developer/1657846650) | [INA Neurociências e Autismo](https://appshunter.io/developer/1838462295) |

## What reviewers say

### Argus

[App page](https://appshunter.io/ios/app/argus/id1620544010)

**Features:** macOS Compatibility

**In-app purchases:** none


### Eventos Castro

[App page](https://appshunter.io/ios/app/eventos-castro/id6759724246)

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

**In-app purchases:** none


## Frequently asked questions

### Is Argus free?

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

### Is Eventos Castro free?

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

### Do Argus or Eventos Castro have ads?

Neither Argus nor Eventos Castro shows ads.

### Which is updated more often, Argus or Eventos Castro?

Argus ships an update every 9 months, and Eventos Castro weekly. Most recently, Argus was updated on October 27, 2026 and Eventos Castro on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*