# HSE Observer vs OQSHA

The clearest difference is update cadence: OQSHA at weekly against HSE Observer's every 20 months. HSE Observer'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.

HSE Observer ships an update every 20 months, OQSHA weekly. The most recent releases landed on October 19, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | HSE Observer | OQSHA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Weekly** |
| Size | 15 MB | 44 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ComplyPro Limited](https://appshunter.io/developer/1075617144) | [Osmosys Software Solutions Private Limited](https://appshunter.io/developer/921454735) |

## What reviewers say

### HSE Observer

[App page](https://appshunter.io/ios/app/hse-observer/id1075617145)

**Features:** macOS Compatibility

**In-app purchases:** none


### OQSHA

[App page](https://appshunter.io/ios/app/oqsha/id6477708057)

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

**In-app purchases:** none


## Frequently asked questions

### Is HSE Observer free?

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

### Is OQSHA free?

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

### Do HSE Observer or OQSHA have ads?

Neither HSE Observer nor OQSHA shows ads.

### Which is updated more often, HSE Observer or OQSHA?

HSE Observer ships an update every 20 months, and OQSHA weekly. Most recently, HSE Observer was updated on October 19, 2026 and OQSHA on October 16, 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.*