# CRock vs Action Alarm

The clearest difference is in-app purchases: CRock at none against Action Alarm's 3. Action Alarm's advantage is update cadence (daily vs every 3 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Action Alarm sells 3 one-off in-app purchases. CRock asks for nothing beyond the download.

CRock ships an update every 3 months, Action Alarm daily. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | CRock | Action Alarm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Size | 187 MB | 44 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [hyunheum na](https://appshunter.io/developer/1809310371) | [Yusuf Can Dogru](https://appshunter.io/developer/1871695242) |

## What reviewers say

### CRock

[App page](https://appshunter.io/ios/app/crock/id6749784650)

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

**In-app purchases:** none


### Action Alarm

[App page](https://appshunter.io/ios/app/action-alarm-wake-and-commit/id6760351973)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Credits Pack | $0.99 | one-time |
| 10 Credits Pack | $8.99 | one-time |
| 100 Credits Pack | $49.99 | one-time |


## Frequently asked questions

### Is CRock free?

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

### Is Action Alarm free?

Action Alarm is free to download, with in-app purchases available.

### Do CRock or Action Alarm have ads?

Neither CRock nor Action Alarm shows ads.

### Which is updated more often, CRock or Action Alarm?

CRock ships an update every 3 months, and Action Alarm daily. Most recently, CRock was updated on October 30, 2026 and Action Alarm on November 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.*