Comparison

Before Sleep vs DeepFast

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

Head to head
About

Before Sleep

This app uses a combination of ambient sounds and projected light patterns to help users fall asleep faster. It offers customizable light themes like rain and fireplace, along with white noise options to mask distractions. The app can also function as a dimmer and automatically closes after a set time.

Highlights
  • Light projection on ceiling
  • Ambient relaxing sounds
  • Customizable light themes
  • White noise generator
  • Adjustable timer
  • Dimmer function
Read full description

Do you spend more than five minutes to fall asleep? Does your newborn baby wake up in the middle of the night? A simple combination of lights and sounds that help you fall asleep! Use your device to reflect lights on the ceiling that simulate rain, fireplace, and more! In addition you will enjoy amazing relaxing sounds. You can use the app as a dimmer too, with a variety of different colors. Just place just device on the night stand and enjoy the app. The application will close after the time is over. You can set the time as well. With the white noise option, you can select a variety of different frequencies. This option is useful to cancel unwanted noises like police sirens. A simple but effective solution to improve your sleep time!

About

DeepFast

This app provides a dedicated timer for extended fasting periods, focusing on tracking metabolic body phases and personal fasting streaks. It offers detailed insights into your fasting journey without calorie counting or social features.

Highlights
  • Animated fasting timer with progress ring
  • Presets for OMAD, Warrior, and extended fasts
  • Metabolic body phase tracking
  • Streak calendar and history
  • Weight tracking with Apple Health sync
  • Smart notifications for phases and milestones
Features
Read full description

DeepFast is the fasting timer built for serious fasters. No calorie counting. No meal plans. No social feeds. Just your fast, your streaks, and your results. FASTING TIMER • Beautiful animated timer ring with real-time progress • Presets for OMAD (23:1), Warrior (20:4), 36h, 48h, 72h, and custom fasts up to 7 days • Timer persists through app close and device restart • Backdate your start time if you forgot to tap start BODY PHASE TRACKING • See exactly where you are metabolically: Fed State → Early Fasting → Fat Burning → Ketosis → Deep Ketosis → Autophagy → Deep Autophagy → Extended • Science-backed descriptions at every phase • Color-coded progress bar and ring STREAK CALENDAR • Monthly calendar view with daily completion status • Current streak, longest streak, total fasts, and total hours • Tap any day to see detailed fast history • Monthly summary with average duration and longest fast WEIGHT TRACKING • Log weight manually or sync from Apple Health • Trend chart with 7-day moving average • Track total change and weekly progress • Supports kg and lbs SMART NOTIFICATIONS • Get notified when you enter each body phase • Milestone alerts at 50% of your goal • Completion celebrations • Optional daily streak reminders PRIVACY FIRST • All data stored locally on your device • No cloud servers, no analytics, no tracking • HealthKit data never leaves your device • No account required to use the app BUILT FOR OMAD & EXTENDED FASTING Most fasting apps are designed for 16:8 beginners. DeepFast is built for the serious faster — OMAD practitioners, Warrior Diet followers, and anyone doing 36-hour to 7-day extended fasts. We track the phases that matter to you: ketosis, deep ketosis, autophagy, and beyond. SUBSCRIPTION DeepFast offers Monthly ($7.99/month) and Annual ($49.99/year) subscriptions. Payment is charged to your Apple ID. Subscriptions auto-renew unless cancelled at least 24 hours before the end of the billing period. Manage subscriptions in Settings > Apple ID > Subscriptions. Privacy Policy: https://deepfast.co/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Before Sleep4 screens
DeepFast3 screens

Verdict

The call

The clearest difference is review sentiment: Before Sleep at 100% against DeepFast's 0%. Before Sleep also leads on rating (5.0 vs 1.0) and monetization model (free with in-app purchases vs subscription). DeepFast's advantage is ads (none vs shown). On price, ratings volume, update cadence and in-app purchases 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

Both are free to download. Before Sleep sells 3 one-off in-app purchases and DeepFast sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Before Sleep holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 100% of Before Sleep's written reviews are positive against 0% of DeepFast's.

UpkeepUpdate frequency

Before Sleep ships an update every 2 weeks, DeepFast every 3 weeks. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

Scorecard5 real differences · 5 level
Before Sleep versus DeepFast: the parameters behind the verdict, then further details
ParameterBefore SleepDeepFast
PriceFreeFree
Rating5.0 (1 ratings) — better1.0 (1 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings11
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size78 MB10 MB
Age rating4+4+
DeveloperEdison LargoThomas Panas

Customer experience

Before Sleep

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

DeepFast

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

3 purchases

Before Sleep

One-time3
  • Remove Ads$2.99
  • Unlock Timer$3.99
  • Unlock Timer and Remove Ads.$4.99
2 purchases

DeepFast

Subscriptions2
  • Premium Monthly$4.991 Month
  • Premium Annual$29.991 Year

Questions

Is Before Sleep free?
Before Sleep is free to download, with in-app purchases available.
Is DeepFast free?
DeepFast is free to download, with in-app purchases available.
Which has better reviews, Before Sleep or DeepFast?
Before Sleep is rated higher. Before Sleep averages 5.0 out of 5 from 1 ratings, while DeepFast averages 1.0 from 1 ratings.
Do Before Sleep or DeepFast have ads?
Before Sleep shows ads; DeepFast does not.
Which is updated more often, Before Sleep or DeepFast?
Before Sleep ships an update every 2 weeks, and DeepFast every 3 weeks. Most recently, Before Sleep was updated on September 29, 2026 and DeepFast on October 3, 2026.

Other comparisons