# Concentration Clock vs PAlarm

The clearest difference is ads: PAlarm at none against Concentration Clock's shown. Concentration Clock's advantage is iOS requirement (12.0 vs 26.0). On price, 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.

## The numbers

| Metric | Concentration Clock | PAlarm |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Weekly |
| Monetization | — | Free |
| Size | 39 MB | 54 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Ais Business Mexico S.A. de C.V.](https://appshunter.io/developer/1764495798) | [akira kawakami](https://appshunter.io/developer/1893576295) |

## What reviewers say

### Concentration Clock

[App page](https://appshunter.io/ios/app/concentration-clock/id6740191750)

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

**In-app purchases:** none


### PAlarm

[App page](https://appshunter.io/ios/app/palarm-adjust-before-it-rings/id6800244742)

This app allows you to adjust or skip individual alarms without altering your recurring schedule. It can automatically skip alarms based on weather forecasts like rain or snow, and offers customizable alarm sounds and advance notifications. View upcoming alarms and perform actions via widgets and Apple Watch.

**Highlights:** Adjust or skip individual alarms, Automatic skipping for rain/snow, Customizable alarm sounds, Advance notifications, Home/Lock Screen widgets, Apple Watch integration

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Concentration Clock free?

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

### Is PAlarm free?

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

### Do Concentration Clock or PAlarm have ads?

Concentration Clock shows ads; PAlarm does not.

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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.*