# Shabbos Clock vs My Visonic SMS

The clearest difference is monetization model: Shabbos Clock at free against My Visonic SMS's paid. Shabbos Clock also leads on review sentiment (31% vs 0%) and chart position (#186 vs unranked). My Visonic SMS's advantage is iOS requirement (9.2 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Shabbos Clock costs $0.99 and My Visonic SMS $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Shabbos Clock | My Visonic SMS |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[2.4 (21 ratings)](https://appshunter.io/ios/app/shabbos-clock/id302172998/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | **30.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | **Free** | Paid |
| Best chart rank | **#186** | — |
| Size | 89 MB | 2 MB |
| Requires iOS | 15.0 | **9.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RustyBrick, Inc.](https://appshunter.io/developer/286478370) | [Neelu Jalori](https://appshunter.io/developer/1085443796) |

## What reviewers say

### Shabbos Clock

[App page](https://appshunter.io/ios/app/shabbos-clock/id302172998)

**Currently charting:** #186 Top Paid · Utilities (US App Store)

This app provides a solution for observant Jews who wish to use their smartphone during Shabbat. It offers customizable alarms that adhere to religious guidelines, including automatic shut-off and no snooze function. The app also allows alarms to be set based on local sunrise and sunset times.

**Highlights:** Unlimited alarm options, Automatic alarm shut-off, No snooze button, Repeatable weekly alarms, Alarms based on sunrise/sunset offsets, Full iOS11 and iPhone X support

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

**In-app purchases:** none


### My Visonic SMS

[App page](https://appshunter.io/ios/app/my-visonic-sms/id1246113182)

Remotely manage your Tyco/Johnsons alarm systems via SMS. Arm, disarm, check status, and receive instant notifications for alarms and alerts from anywhere in the world. Supports multiple panels and partitions with password protection.

**Highlights:** Remote alarm system control via SMS, Arm/disarm system, Check system status, Receive in-app notifications, Control individual partitions, Password protected access

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Shabbos Clock free?

Shabbos Clock costs $0.99, with no in-app purchases.

### Is My Visonic SMS free?

My Visonic SMS costs $0.99, with no in-app purchases.

### Do Shabbos Clock or My Visonic SMS have ads?

Neither Shabbos Clock nor My Visonic SMS shows ads.

### Which is updated more often, Shabbos Clock or My Visonic SMS?

Shabbos Clock ships an update every 4 months, and My Visonic SMS every 4 months. Most recently, Shabbos Clock was updated on October 24, 2026 and My Visonic SMS 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.*