# 便利診 vs AASM Link

The clearest difference is in-app purchases: 便利診 at none against AASM Link's 4. 便利診 also leads on iOS requirement (13.4 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AASM Link sells 2 in-app purchases, starting at $17.49 per month. 便利診 asks for nothing beyond the download.

便利診 ships an update fortnightly, AASM Link every 2 weeks. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 便利診 | AASM Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/aasm-link/id6745556028/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 37 MB | 166 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Kuan Hsing Ho](https://appshunter.io/developer/1762351393) | [American Academy of Sleep Medicine](https://appshunter.io/developer/476461157) |

## What reviewers say

### 便利診

[App page](https://appshunter.io/ios/app/id6630370179)

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

**In-app purchases:** none


### AASM Link

[App page](https://appshunter.io/ios/app/aasm-link/id6745556028)

This AI-powered medical tool provides sleep medicine professionals with instant access to clinical guidelines, standards of care, and quality measures. It features AI-enhanced search, study tools for board exams, and automatic updates for new or revised standards. Expert-curated reading lists are also available.

**Highlights:** AI-enhanced search of clinical guidelines, Board examination study tools, Automatic updates for standards, Expert-curated reading lists, Access to standards of care

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Member Sub - Monthly | $17.49 | per month |
| Non-Member Sub - Monthly | $24.99 | per month |


## Frequently asked questions

### Is 便利診 free?

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

### Is AASM Link free?

AASM Link is free to download, with in-app purchases available.

### Do 便利診 or AASM Link have ads?

Neither 便利診 nor AASM Link shows ads.

### Which is updated more often, 便利診 or AASM Link?

便利診 ships an update fortnightly, and AASM Link every 2 weeks. Most recently, 便利診 was updated on November 4, 2026 and AASM Link on November 5, 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.*