# Impacto Telecom vs STW Voz

The clearest difference is update cadence: Impacto Telecom at every 3 weeks against STW Voz's every 6 months. Impacto Telecom also leads on iOS requirement (13.0 vs 17.6). 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.

Impacto Telecom ships an update every 3 weeks, STW Voz every 6 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Impacto Telecom | STW Voz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Size | 65 MB | 18 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Anlix](https://appshunter.io/developer/1395939752) | [AMAX SOFTWARE HOUSE LTDA](https://appshunter.io/developer/1693262417) |

## What reviewers say

### Impacto Telecom

[App page](https://appshunter.io/ios/app/impacto-telecom/id1630942645)

**Features:** macOS Compatibility

**In-app purchases:** none


### STW Voz

[App page](https://appshunter.io/ios/app/stw-voz-system-way/id6479896933)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Impacto Telecom free?

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

### Is STW Voz free?

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

### Do Impacto Telecom or STW Voz have ads?

Neither Impacto Telecom nor STW Voz shows ads.

### Which is updated more often, Impacto Telecom or STW Voz?

Impacto Telecom ships an update every 3 weeks, and STW Voz every 6 months. Most recently, Impacto Telecom was updated on November 3, 2026 and STW Voz on October 30, 2026.

---

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