# Zone Diet vs QUET ECG

The clearest difference is price: QUET ECG at Free against Zone Diet's $3.99. Zone Diet's advantage is update cadence (fortnightly vs monthly). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

QUET ECG is free to download; Zone Diet costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Zone Diet ships an update fortnightly, QUET ECG monthly. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Zone Diet | QUET ECG |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[1.5 (22 ratings)](https://appshunter.io/ios/app/zone-diet/id574706249/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 54 MB | 17 MB |
| Requires iOS | **14.3** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gianni Etzi](https://appshunter.io/developer/944267931) | [Solmitech Co., Ltd.](https://appshunter.io/developer/1137596608) |

## What reviewers say

### Zone Diet

[App page](https://appshunter.io/ios/app/zone-diet/id574706249)

This app helps users follow the Zone Diet by automatically creating meals based on Barry Sears' guidelines. It calculates personal body composition and daily block needs, allowing users to select foods and have portion sizes automatically determined. Users can also access a shared meal database and track their food intake.

**Highlights:** Automatic meal creation, Body composition calculation, Daily block calculation, Food selection with automatic portion sizing, Shared meal database, Food record and tracking, Barcode scanning for food entry

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

**In-app purchases:** none


### QUET ECG

[App page](https://appshunter.io/ios/app/quet-ecg/id6744236865)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zone Diet free?

Zone Diet costs $3.99, with no in-app purchases.

### Is QUET ECG free?

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

### Do Zone Diet or QUET ECG have ads?

Neither Zone Diet nor QUET ECG shows ads.

### Which is updated more often, Zone Diet or QUET ECG?

Zone Diet ships an update fortnightly, and QUET ECG monthly. Most recently, Zone Diet was updated on October 22, 2026 and QUET ECG on October 25, 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.*