# Orpheo vs Hanna Pool

The clearest difference is iOS requirement: Orpheo at 8.0 against Hanna Pool's 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.

## The numbers

| Metric | Orpheo | Hanna Pool |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Free | — |
| Size | 112 MB | 8 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CCEI](https://appshunter.io/developer/468677300) | [Hanna Instruments, Inc.](https://appshunter.io/developer/913755816) |

## What reviewers say

### Orpheo

[App page](https://appshunter.io/ios/app/orpheo/id1235085282)

This app helps regulate pH and ORP levels, ideal for liquid chlorine treatment systems. An optional chamber simplifies installation by combining measurement and injection.

**Highlights:** pH regulation, ORP regulation, Liquid chlorine treatment integration, Optional ZeliaPod measuring chamber, Flow sensor integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Hanna Pool

[App page](https://appshunter.io/ios/app/hanna-pool/id6670401856)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Orpheo free?

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

### Is Hanna Pool free?

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

### Do Orpheo or Hanna Pool have ads?

Neither Orpheo nor Hanna Pool shows ads.

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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.*