# pHyter vs Nortek

The clearest difference is update cadence: Nortek at every 3 months against pHyter's every 5 months. pHyter's advantage is iOS requirement (10.0 vs 15.6). 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.

pHyter ships an update every 5 months, Nortek every 3 months. The most recent releases landed on November 2, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | pHyter | Nortek |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/phyter/id1447278006/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 38 MB | 61 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [James Beck](https://appshunter.io/developer/1483869106) | [Nortek AS](https://appshunter.io/developer/1486437308) |

## What reviewers say

### pHyter

[App page](https://appshunter.io/ios/app/phyter/id1447278006)

This utility app connects to a handheld pH instrument, allowing users to view and manage their readings. It facilitates data logging and analysis for various applications.

**Highlights:** Connects to pH instrument, View pH readings, Manage data logs, Data analysis tools, iOS compatible

**Features:** macOS Compatibility

**In-app purchases:** none


### Nortek

[App page](https://appshunter.io/ios/app/nortek-eco/id1497127336)

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

**In-app purchases:** none


## Frequently asked questions

### Is pHyter free?

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

### Is Nortek free?

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

### Do pHyter or Nortek have ads?

Neither pHyter nor Nortek shows ads.

### Which is updated more often, pHyter or Nortek?

pHyter ships an update every 5 months, and Nortek every 3 months. Most recently, pHyter was updated on November 2, 2026 and Nortek 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.*