# Atchadhai vs AlarmMax・Challenge Alarm Clock

The clearest difference is in-app purchases: Atchadhai at none against AlarmMax・Challenge Alarm Clock's 4. Atchadhai also leads on update cadence (every 2 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AlarmMax・Challenge Alarm Clock sells 4 in-app purchases, starting at $6.99 per 7 days. Atchadhai asks for nothing beyond the download.

Atchadhai ships an update every 2 days, AlarmMax・Challenge Alarm Clock every 2 weeks. The most recent releases landed on October 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Atchadhai | AlarmMax・Challenge Alarm Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/alarmmaxchallenge-alarm-clock/id6801494676/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 133 MB | 418 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Umesh Kumar](https://appshunter.io/developer/1895912273) | [SCREENFED LLC](https://appshunter.io/developer/1711246091) |

## What reviewers say

### Atchadhai

[App page](https://appshunter.io/ios/app/atchadhai/id6764778930)

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

**In-app purchases:** none


### AlarmMax・Challenge Alarm Clock

[App page](https://appshunter.io/ios/app/alarmmaxchallenge-alarm-clock/id6801494676)

This alarm app uses your phone's camera to track physical exercises like push-ups and squats. You must complete these challenges to turn off the alarm, ensuring you're fully awake.

**Highlights:** Camera-based exercise tracking, Physical challenges to dismiss alarm, Real-time rep counting, Designed for heavy sleepers, Prevents alarm snoozing

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $6.99 | per 7 days |
| Weekly Trial Subscription | $6.99 | per 7 days |
| Annual Limited Subscription | $14.99 | per year |
| Annual Subscription | $29.99 | per year |


## Frequently asked questions

### Is Atchadhai free?

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

### Is AlarmMax・Challenge Alarm Clock free?

AlarmMax・Challenge Alarm Clock is free to download, with in-app purchases available.

### Do Atchadhai or AlarmMax・Challenge Alarm Clock have ads?

Neither Atchadhai nor AlarmMax・Challenge Alarm Clock shows ads.

### Which is updated more often, Atchadhai or AlarmMax・Challenge Alarm Clock?

Atchadhai ships an update every 2 days, and AlarmMax・Challenge Alarm Clock every 2 weeks. Most recently, Atchadhai was updated on October 25, 2026 and AlarmMax・Challenge Alarm Clock on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*