# Yirdoc vs APAPP ACE

The clearest difference is update cadence: APAPP ACE at every 4 days against Yirdoc's every 2 months. Yirdoc's advantage is iOS requirement (8.0 vs 13.0). 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.

Yirdoc ships an update every 2 months, APAPP ACE every 4 days. The most recent releases landed on June 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Yirdoc | APAPP ACE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/yirdoc/id1252204832/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 26 MB | 16 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [QingDao Smart Dean co.,ltd.](https://appshunter.io/developer/978607415) | [Focus Medical Communications, LLC](https://appshunter.io/developer/1744148484) |

## What reviewers say

### Yirdoc

[App page](https://appshunter.io/ios/app/yirdoc/id1252204832)

This app connects a smart nebulizer to a smartphone or tablet via Bluetooth. It allows users to control a game by breathing during nebulization treatment, making medication delivery more engaging for children with respiratory conditions like Asthma and COPD.

**Highlights:** Bluetooth nebulizer control, Gamified treatment experience, Improved medicine lung deposit, Supports Asthma and COPD, Digital healthcare technology

**Features:** macOS Compatibility

**In-app purchases:** none


### APAPP ACE

[App page](https://appshunter.io/ios/app/apapp-ace/id6502762731)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Yirdoc free?

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

### Is APAPP ACE free?

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

### Do Yirdoc or APAPP ACE have ads?

Neither Yirdoc nor APAPP ACE shows ads.

### Which is updated more often, Yirdoc or APAPP ACE?

Yirdoc ships an update every 2 months, and APAPP ACE every 4 days. Most recently, Yirdoc was updated on June 2, 2026 and APAPP ACE on October 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.*