# Quantum EHS vs HashOne

The clearest difference is update cadence: HashOne at fortnightly against Quantum EHS's every 2 months. Quantum EHS's advantage is iOS requirement (11.0 vs 14.0). 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.

Quantum EHS ships an update every 2 months, HashOne fortnightly. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Quantum EHS | HashOne |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 54 MB | 15 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [LogicSolutions](https://appshunter.io/developer/394064318) | [Romeo Bravo Software LLC](https://appshunter.io/developer/1610757223) |

## What reviewers say

### Quantum EHS

[App page](https://appshunter.io/ios/app/quantum-ehs/id6744125200)

**Features:** macOS Compatibility

**In-app purchases:** none


### HashOne

[App page](https://appshunter.io/ios/app/hashone/id6768179487)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Quantum EHS free?

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

### Is HashOne free?

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

### Do Quantum EHS or HashOne have ads?

Neither Quantum EHS nor HashOne shows ads.

### Which is updated more often, Quantum EHS or HashOne?

Quantum EHS ships an update every 2 months, and HashOne fortnightly. Most recently, Quantum EHS was updated on October 9, 2026 and HashOne 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.*