# Iglu vs QUET ECG

The clearest difference is update cadence: QUET ECG at monthly against Iglu's every 3 months. Iglu's advantage is iOS requirement (13.0 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.

Iglu ships an update every 3 months, QUET ECG monthly. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Iglu | QUET ECG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 23 MB | 17 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Master spa](https://appshunter.io/developer/1480509317) | [Solmitech Co., Ltd.](https://appshunter.io/developer/1137596608) |

## What reviewers say

### Iglu

[App page](https://appshunter.io/ios/app/iglu/id1671802076)

**Features:** 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 Iglu free?

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

### Is QUET ECG free?

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

### Do Iglu or QUET ECG have ads?

Neither Iglu nor QUET ECG shows ads.

### Which is updated more often, Iglu or QUET ECG?

Iglu ships an update every 3 months, and QUET ECG monthly. Most recently, Iglu was updated on September 14, 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.*