Comparison

Shabbos Clock vs Shabbat Alarm Clock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Shabbos Clock

$0.99

🔧 Utilities

★ 2.421 ratingsView app →

Shabbat Alarm Clock

Alarms for Shabbat + Yom Tov

Free

🔧 Utilities

★ 4.8473 ratingsView app →

About

Shabbos Clock

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

Read full description

Can't part with your iPhone on the holiest day of the week? We've got the solution! Shabbos Clock is the app for every Jew who celebrates the Shabbat. Features: * Displays current time on screen. * Unlimited Alarm Options * Alarms automatically shut off after specified duration (10-50 seconds) * No snooze button to interfere with Shabbos rules. * Repeatable Alarms by Weekly Pattern * Set Alarms Based Off Of Offsets Of Your Local Sunrise & Sunset * Full iOS11 and iPhone X Support Important: For the alarm to be triggered, you must leave this application open. Closing the program or the iPhone will prevent the alarm from waking you up. Please also make sure your ringer volume is loud enough to wake you up. Make sure to plug in your device to prevent battery drain from not waking you up. Test BEFORE Shabbos to confirm your setup works. Note: If you are using an iPod Touch first generation, make sure to plug in external speakers to hear the alarm. לא יכולים להיפרד מהסמארטפון בשבת? לנו יש את הפיתרון! שעון שבת הוא אפליקציה לכל יהודי שומר שבת תכונות: *מייצג שעה נוכחית על המסך *אפשרויות שעון מעורר ללא הגבלה *שעון מעורר נכבה אוטומטית לאחר זמן מוגדר (10-50 שניות) *ללא כפתור "נודניק" המהווה חילול שבת *צילצול שחוזר על עצמו באופן שבועי *כוונו את השעון לזריחה ושקיעה של איזורכם *תמיכה מלאה ל-iOS11 ול- iphoneX חשוב: בכדי להפעיל את השעון, חובה להשאיר את האפליקציה הזו פתוחה. סגירת האפליקציה או את הסמארטפון ימנע מהתוכנה לעבוד. אנא ודאו כי עוצמת הקול של הנייד גבוהה מספיק להעיר אתכם. במידת הצורך, חברו את שקע החשמל שלא ייגמר הסוללה. בדקו לפני השבת לוודא שההגדרות תקינות. הערה: אם הינך משתמש ב-ipod Touch דור ראשון, ודא לחבר אליו רמקולים חיצוניים לשמוע את הצלצול.

About

Shabbat Alarm Clock

Schedule alarms to wake up for services and avoid missing shul. Customize ringtones with your own recordings or select from various sounds. Test notifications to ensure proper setup.

Highlights

Schedule alarms for Shabbat and Yom Tov
Record custom ringtones
Choose from various sound options
Test notification functionality
Repeat alarms (paid feature)
Ad removal (paid feature)

Features

Read full description

Wake up on time for minyan! The Shabbat Alarm Clock makes it easy to schedule alarms so you don't miss shul! Record your own ringtone or choose from a variety of sounds with varying lengths! Simply tap the Test Notification button to make sure your device is ready to go! No more guessing if it's set up correctly! Paid Features: -Repeat Alarms -Remove Ads Feedback is welcome! Let me know how to improve by sending an email to DanielGerberApps@Gmail.com

Screenshots

Shabbos Clock4 screens

Shabbat Alarm Clock4 screens

Verdict

The call

The clearest difference is review sentiment: Shabbat Alarm Clock at 90% against Shabbos Clock's 31%. Shabbat Alarm Clock also leads on price (Free vs $0.99) and rating (4.8 vs 2.4). Shabbos Clock's advantage is in-app purchases (none vs 4) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Shabbat Alarm Clock is free to download; Shabbos Clock costs $0.99 up front. Shabbat Alarm Clock sells 4 one-off in-app purchases. Shabbos Clock asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Shabbat Alarm Clock holds the better App Store score, 4.8 against 2.4. That said, the two scores are not equally well evidenced: Shabbat Alarm Clock has 473 ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 31% of Shabbos Clock's written reviews are positive against 90% of Shabbat Alarm Clock's.

UpkeepUpdate frequency

Shabbos Clock ships an update every 4 months, Shabbat Alarm Clock every 4 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard8 real differences · 2 level

Shabbos Clock versus Shabbat Alarm Clock: the parameters behind the verdict, then further details
Parameter	Shabbos Clock	Shabbat Alarm Clock
Price	$0.99	Free — better
Rating	2.4 (21 ratings)	4.8 (473 ratings) — better
Positive reviews	30.9% of reviews	90.1% of reviews — better
Number of ratings	21	473 — better
Update frequency	Every 4 months	Every 4 days — better
Ads	No — better	Yes
In-app purchases	No — better	Yes
Monetization	Free — better	Free with in-app purchases
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0	15.0
Further details — not scored
Size	89 MB	162 MB
Age rating	4+	4+
Developer	RustyBrick, Inc.	Daniel Gerber

Customer experience

Shabbos Clock

All ratings21 ratings

Positive28.6%

Neutral9.5%

Negative61.9%

Written reviews55 reviews

Positive30.9%

Neutral9.1%

Negative60.0%

Shabbat Alarm Clock

All ratings468 ratings

Positive95.3%

Neutral0.9%

Negative3.8%

Written reviews111 reviews

Positive90.1%

Neutral1.8%

Negative8.1%

User reviews

Shabbos Clock

From 21 App Store ratings

What we love

👍 Works well for Shabbos
🔊 Loud enough alarm
💡 Useful for Jewish users
✅ Reliable when used correctly
✨ Simple and useful design

Room to improve

🔌 Requires phone to be plugged in
🔋 Wears down battery
🚫 Alarm doesn't ring
🐛 Programs not functioning
📱 Permanently damaged screen

Shabbat Alarm Clock

From 473 App Store ratings

What we love

🚀 Easy to use
👍 Reliable and dependable
🕰️ Helpful for Shabbat/holiday observance
💡 Unique features like record-your-own alarm
🕰️ Automatically turns off alarm after set time

Room to improve

🐛 New update has poor interface and usability
🤖 Ads and in-app purchases
🔇 Alarms can be too quiet for some users

Bugs and requests

Shabbos Clock

Reported bugs

36 issues

Alarm does not ring
Programs not functioning properly
Alarm works with deleted setup
Permanently damaged iPhone screen
Repeated notifications to reopen and re-enable

Show 31 more

Clock doesn't open
Crashes on iPhone 6
App closes when editing alarm
Alarm didn't go off when testing
Crashes when setting up alarm
Old app worked great, update not working
Any pop up prevents app from working
Alarm simply doesn't go off on iPhone 5
First alarm went off briefly, then stopped
App closes when editing
Alarm doesn't go off
Alarm not working on iOS 8.1.3
Doesn't make sound
Fail! Doesn't appear to be compatible with 4s iPhones
Crash when trying to set up alarm
Update not working
Alarm doesn't sound
App closes when editing
Doesn't make sound
Fail! Doesn't appear to be compatible with 4s iPhones
Crash when trying to set up alarm
Alarm not loud enough
Phone needs to be plugged in for app to work fully
Old app worked great!! Update not working.
What happened to the easy-to-read display?
Alarm simply doesn't go off
First alarm went off for 10 secs, shut off and never came back on.
Alarm is WAY too low
The alarm does not go off.
Do not use it you have to leave your iPhone open, if you lock it the alarm not working!!!
iPhone needs to be on for alarm to sound.

Requested features

16 requests

Add alarm repeat functionality
Easier way to test setup
Choice of ring tone
Add alarm repeat
More time selections

Show 11 more

Auto snooze option
Snooze button (for non-Shabbos)
Unlimited number of alarms
Set different times for Yom Tov days
Remind to set alarm before Shabbos
Built-in volume control
Make alarm work with iPhone volume off
Alarm app to trump other programs
Option for horizontal time view
Ability to change alert tone
Run in background

Shabbat Alarm Clock

Reported bugs

2 issues

Alarms ringing without any set
App not working at all for some users

Requested features

4 requests

Recurring/weekly alarm scheduling
Ability to bypass silent mode
More alarm sound options
Improved visual design

In-app purchases

None

Shabbos Clock

No in-app purchases

4 purchases

Shabbat Alarm Clock

One-time4

Support the Developer$0.99
Remove Ads$2.99
Enable Repeating Alarms$2.99

Show 1 more

Remove Ads + Repeating Alarms$4.99

Questions

Is Shabbos Clock free?

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

Is Shabbat Alarm Clock free?

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

Which has better reviews, Shabbos Clock or Shabbat Alarm Clock?

Shabbat Alarm Clock is rated higher. Shabbos Clock averages 2.4 out of 5 from 21 ratings, while Shabbat Alarm Clock averages 4.8 from 473 ratings.

Do Shabbos Clock or Shabbat Alarm Clock have ads?

Shabbat Alarm Clock shows ads; Shabbos Clock does not.

Which is updated more often, Shabbos Clock or Shabbat Alarm Clock?

Shabbos Clock ships an update every 4 months, and Shabbat Alarm Clock every 4 days. Most recently, Shabbos Clock was updated on November 6, 2026 and Shabbat Alarm Clock on November 3, 2026.