Best Deep Sleep Alarm Apps

246+ iOS apps curated and reviewed

4.0 avg rating
20 free apps
Updated October 2026

The best deep sleep alarm apps on iPhone average 4.0β˜… across 246+ titles β€” we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Deep Sleep Alarm Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Alarmy - Loud alarm clockAlarmy - Loud alarm clockFree4.8β˜… (250K)YesYesOct 2026
2SuperAlarm - Loud Alarm ClockSuperAlarm - Loud Alarm ClockFree4.5β˜… (5.4K)YesYesOct 2026
3Loud Alarm Clock – the LOUDESTLoud Alarm Clock – the LOUDESTFree4.8β˜… (39K)YesYesOct 2026
4WakeUp Alarm Clock & Snore LogWakeUp Alarm Clock & Snore LogFreeβ€”YesYesSep 2026
5Roostie – Get Up AlarmRoostie – Get Up AlarmFreeβ€”NoYesOct 2026
6Motion Alarm ClockMotion Alarm ClockFree4.5β˜… (1.3K)YesYesOct 2026
7Alarm Math : Deep SleepAlarm Math : Deep SleepFree5.0β˜… (1)NoYesOct 2026
8Loud Alarm:Heavy Sleeper ClockLoud Alarm:Heavy Sleeper ClockFreeβ€”NoYesJul 2026

Top Picks for Deep Sleep Alarm

Alarmy - Loud alarm clock#1

Alarmy - Loud alarm clock by Delight Room Co., Ltd.

Heavy sleepers, Sleep tracker
Editor's Choice
🌟 Lifestyle
4.8😊(250K ratings)
FreeAdsIn-App Purchases
#20in Lifestyle
Alarmy - Loud alarm clock screenshot 1
Alarmy - Loud alarm clock screenshot 2
Alarmy - Loud alarm clock screenshot 3
Alarmy - Loud alarm clock screenshot 4
Alarmy - Loud alarm clock screenshot 5
Alarmy - Loud alarm clock screenshot 6

This app helps you wake up effectively with challenging missions and prevents snoozing. It also tracks your sleep, monitors snoring, and offers calming sounds to improve your sleep cycle and establish healthy morning and night routines.

What We Love

  • πŸš€ Effective at waking up users
  • πŸ‘ Variety of alarm customization options
  • πŸ‘ Useful sleep sounds and sleep tracking
  • πŸ‘ Informative daily news, weather, and horoscope
  • πŸ‘ Helps users develop better sleep/wake habits

Room to Improve

  • πŸ› Occasional issues with alarm not ringing
  • πŸ”‹ High battery drain
  • πŸ”’ Concerns about privacy and data collection
  • πŸ’° Expensive subscription model
  • 🀯 Overly aggressive/annoying alarm sounds
SuperAlarm - Loud Alarm Clock#2

SuperAlarm - Loud Alarm Clock by Jiseop Han

Wake Up Heavy Sleepers, Snooze
Strong Contender
🌟 Lifestyle
4.5😐(5.4K ratings)
FreeAdsIn-App Purchases
SuperAlarm - Loud Alarm Clock screenshot 1
SuperAlarm - Loud Alarm Clock screenshot 2
SuperAlarm - Loud Alarm Clock screenshot 3
SuperAlarm - Loud Alarm Clock screenshot 4
SuperAlarm - Loud Alarm Clock screenshot 5
SuperAlarm - Loud Alarm Clock screenshot 6

This app helps you establish healthy daily routines and form habits for a successful life. It offers engaging alarm missions to combat drowsiness and special features for heavy sleepers, ensuring you wake up on time.

What We Love

  • ⏰ Effectively wakes up heavy sleepers
  • 🎨 Clean, intuitive, and aesthetically pleasing UI design
  • 🎯 Multiple mission types force brain engagement
  • πŸ’° Lifetime membership option available
  • πŸ“Š Detailed alarm log and sleep tracking
  • πŸ”Š Loud and persistent alarm that won't be ignored
  • 🎡 Variety of alarm sound options
  • ⚑ Reliable and consistent performance
  • πŸ‘¨β€πŸ’» Responsive and helpful developer support
  • πŸ†“ Free version with usable basic features
  • 🎲 Random alarm sounds prevent habituation
  • πŸ“± Works even with phone in silent mode

Room to Improve

  • πŸ’³ Misleading free version claims with aggressive paywall
  • πŸ” Requires extensive data permissions to access app
  • πŸ’Έ Premium features locked behind subscription/paywall
  • πŸ› Alarm fails to sound in some cases
  • πŸ› Alarm continues ringing after being turned off
  • πŸ› Alarm triggers at wrong time or earlier than set
  • πŸ› Snooze limitations don't work as intended
  • πŸ”‹ High battery consumption
  • 🎡 Limited free music/sound options
  • πŸ“ Math problems too difficult or unsolvable in time
  • 🎯 Only math and Face ID free (insufficient for wake-up)
  • πŸ”Š Alarm sometimes silent despite settings
  • ⚠️ Alarm persists even after app deletion
  • πŸ’” Paid features advertised as free in App Store
Loud Alarm Clock – the LOUDEST#3

Loud Alarm Clock – the LOUDEST by j labs

Max volume for heavy sleepers
Worth Considering
πŸ”§ Utilities
4.8😊(39K ratings)
FreeAdsIn-App Purchases
Loud Alarm Clock – the LOUDEST screenshot 1
Loud Alarm Clock – the LOUDEST screenshot 2
Loud Alarm Clock – the LOUDEST screenshot 3
Loud Alarm Clock – the LOUDEST screenshot 4
Loud Alarm Clock – the LOUDEST screenshot 5

This app provides the loudest alarm experience with volume-boosted audio and randomized sounds to ensure you wake up. It offers voice control for setting alarms, checking the time, and activating the flashlight, along with customizable designs and motivational wake-up features.

What We Love

  • πŸš€ Wakes up heavy sleepers
  • πŸ‘ Loud and effective alarms
  • πŸ‘ Variety of alarm sounds
  • πŸ‘ Customizable options
  • πŸ‘ Reliable and consistent

Room to Improve

  • πŸ”‹ Drains battery when app is open
  • πŸ› Occasional issues with alarms not going off
  • πŸ”’ Requires app to be open and unlocked for full functionality

More Deep Sleep Alarm apps to explore

FAQ about Deep Sleep Alarm

What are the best deep sleep alarm apps for iPhone?
Alarmy - Loud alarm clock tops our deep sleep alarm apps ranking as of October 2026, with a 4.8-star average from 250K App Store ratings, and it's free to download.
Yes β€” 20 of the top deep sleep alarm apps we rank are free to download, including Alarmy - Loud alarm clock and SuperAlarm - Loud Alarm Clock.
Alarmy - Loud alarm clock shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 246+ deep sleep alarm apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.