# Chabat Clock vs Prep4Shab

The clearest difference is update cadence: Prep4Shab at every 2 weeks against Chabat Clock's every 6 weeks. Prep4Shab also leads on iOS requirement (15.1 vs 17.6). 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.

Chabat Clock ships an update every 6 weeks, Prep4Shab every 2 weeks. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Chabat Clock | Prep4Shab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (23 ratings)](https://appshunter.io/ios/app/chabat-clock/id6738277689/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 60 MB | 42 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Gabriel Elbaz](https://appshunter.io/developer/1779920044) | [Goor Lavi](https://appshunter.io/developer/1611161298) |

## What reviewers say

### Chabat Clock

[App page](https://appshunter.io/ios/app/chabat-clock/id6738277689)

This utility app provides a simple and reliable way to set alarms for Shabbat. It features short, non-looping alert tones and allows for pre-Shabbat setup, ensuring you wake up peacefully without needing an internet connection.

**Highlights:** Short, non-looping alert tones, Pre-Shabbat alarm scheduling, 100% offline functionality, Simple and intuitive design, Optimized for Shabbat use

**In-app purchases:** none


### Prep4Shab

[App page](https://appshunter.io/ios/app/prep4shab/id6755445165)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chabat Clock free?

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

### Is Prep4Shab free?

Prep4Shab is free to download, with no in-app purchases.

### Do Chabat Clock or Prep4Shab have ads?

Neither Chabat Clock nor Prep4Shab shows ads.

### Which is updated more often, Chabat Clock or Prep4Shab?

Chabat Clock ships an update every 6 weeks, and Prep4Shab every 2 weeks. Most recently, Chabat Clock was updated on October 13, 2026 and Prep4Shab on October 11, 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.*