# Pet Dose vs QUET ECG

The clearest difference is in-app purchases: QUET ECG at none against Pet Dose's 2. QUET ECG also leads on update cadence (monthly vs every 4 months) and iOS requirement (15.6 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Pet Dose sells 2 in-app purchases, starting at $2.99 per month. QUET ECG asks for nothing beyond the download.

Pet Dose ships an update every 4 months, QUET ECG monthly. Both last shipped on September 9, 2026.

## The numbers

| Metric | Pet Dose | QUET ECG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Size | 24 MB | 17 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Flynn](https://appshunter.io/developer/1802468224) | [Solmitech Co., Ltd.](https://appshunter.io/developer/1137596608) |

## What reviewers say

### Pet Dose

[App page](https://appshunter.io/ios/app/pet-dose/id6743445482)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PetDose Pro | $2.99 | per month |
| PetDose Pro | $34.99 | per year |


### 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 Pet Dose free?

Pet Dose is free to download, with in-app purchases available.

### Is QUET ECG free?

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

### Do Pet Dose or QUET ECG have ads?

Neither Pet Dose nor QUET ECG shows ads.

### Which is updated more often, Pet Dose or QUET ECG?

Pet Dose ships an update every 4 months, and QUET ECG monthly. Most recently, Pet Dose was updated on September 9, 2026 and QUET ECG on September 9, 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.*