# AMS App vs iwachi

The clearest difference is update cadence: AMS App at every 3 weeks against iwachi's every 25 months. iwachi's advantage is iOS requirement (11.0 vs 15.0). 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.

AMS App ships an update every 3 weeks, iwachi every 25 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | AMS App | iwachi |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 25 months |
| Monetization | Free | — |
| Size | 28 MB | 191 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Khon Kaen University](https://appshunter.io/developer/592053529) | [Gao Yang Electric Company Limited](https://appshunter.io/developer/1618002633) |

## What reviewers say

### AMS App

[App page](https://appshunter.io/ios/app/ams-app/id1476488744)

This application from the Faculty of Associated Medical Sciences, Khon Kaen University, offers services for booking physical therapy appointments and online result checks for individuals and organizations. It also provides tracking and display of test results.

**Highlights:** Physical therapy appointment booking, Online result check booking, Test result tracking, Individual and organizational result checks

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

**In-app purchases:** none


### iwachi

[App page](https://appshunter.io/ios/app/iwachi/id1618002631)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AMS App free?

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

### Is iwachi free?

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

### Do AMS App or iwachi have ads?

Neither AMS App nor iwachi shows ads.

### Which is updated more often, AMS App or iwachi?

AMS App ships an update every 3 weeks, and iwachi every 25 months. Most recently, AMS App was updated on November 3, 2026 and iwachi on November 3, 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.*