# OZsurvey vs Hslink Telecom

The clearest difference is update cadence: Hslink Telecom at every 2 months against OZsurvey's every 7 months. OZsurvey's advantage is iOS requirement (13.0 vs 15.1). 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.

OZsurvey ships an update every 7 months, Hslink Telecom every 2 months. The most recent releases landed on November 7, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | OZsurvey | Hslink Telecom |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Size | 53 MB | 37 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DEVELOPMENT ONE ZERO LTDA](https://appshunter.io/developer/1079919113) | [Eduardo Felipe Silva de Amorim](https://appshunter.io/developer/1723531705) |

## What reviewers say

### OZsurvey

[App page](https://appshunter.io/ios/app/ozsurvey/id6446942161)

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

**In-app purchases:** none


### Hslink Telecom

[App page](https://appshunter.io/ios/app/hslink-telecom/id6737746700)

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

**In-app purchases:** none


## Frequently asked questions

### Is OZsurvey free?

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

### Is Hslink Telecom free?

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

### Do OZsurvey or Hslink Telecom have ads?

Neither OZsurvey nor Hslink Telecom shows ads.

### Which is updated more often, OZsurvey or Hslink Telecom?

OZsurvey ships an update every 7 months, and Hslink Telecom every 2 months. Most recently, OZsurvey was updated on November 7, 2026 and Hslink Telecom on October 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.*