# QOCA心電圖 vs Sleep Breathing Analysis

The clearest difference is update cadence: Sleep Breathing Analysis at fortnightly against QOCA心電圖's every 3 months. 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.

QOCA心電圖 ships an update every 3 months, Sleep Breathing Analysis fortnightly. The most recent releases landed on October 27, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | QOCA心電圖 | Sleep Breathing Analysis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 11 MB | 2 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Quanta Computer Inc.](https://appshunter.io/developer/506596827) | [Synerter Corporation](https://appshunter.io/developer/1611116748) |

## What reviewers say

### QOCA心電圖

[App page](https://appshunter.io/ios/app/qoca/id1516765075)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sleep Breathing Analysis

[App page](https://appshunter.io/ios/app/sleep-breathing-analysis/id6757699011)

**In-app purchases:** none


## Frequently asked questions

### Is QOCA心電圖 free?

QOCA心電圖 is free to download, with no in-app purchases.

### Is Sleep Breathing Analysis free?

Sleep Breathing Analysis is free to download, with no in-app purchases.

### Do QOCA心電圖 or Sleep Breathing Analysis have ads?

Neither QOCA心電圖 nor Sleep Breathing Analysis shows ads.

### Which is updated more often, QOCA心電圖 or Sleep Breathing Analysis?

QOCA心電圖 ships an update every 3 months, and Sleep Breathing Analysis fortnightly. Most recently, QOCA心電圖 was updated on October 27, 2026 and Sleep Breathing Analysis on October 14, 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.*