Comparison

Fasting Window vs Somnio

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

Head to head
About

Fasting Window

Features
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Record your own fasting times, without an account. YOUR TIMES IN ONE WINDOW - Read your planned time to eat again, with its date - Correct an active start within the past 24 hours - Choose no goal to record elapsed time without a planned time - Keep your selected 16:8, 18:6, 20:4, OMAD or Custom preset (Custom is saved as 16 hours) - Receive a reminder at your chosen goal, when notifications are allowed - End at any time, including before your chosen goal KEEP YOUR RECORDS - See actual lengths and summaries from your last 90 records - Correct the end time of records that ended within the past 24 hours - Existing local records and settings are preserved SAFETY INFORMATION This is a time record, not a medical tool. It does not measure metabolism or provide medical advice. Goals are personal settings, not recommendations to fast longer. Talk with a healthcare professional before considering fasting, especially if you are under 25, pregnant or breastfeeding, take insulin or diabetes medicines, take medicines that require food, have a seizure disorder, work night shifts or operate heavy machinery. If you have or have had an eating disorder, avoid fasting and consult a healthcare professional. If you feel unwell, stop regardless of your goal and seek professional advice. Sources: NIH News in Health, To Fast or Not to Fast, December 2019; https://newsinhealth.nih.gov/2019/12/fast-or-not-fast Johns Hopkins Medicine, Intermittent Fasting: What is it, and how does it work?, updated April 7, 2026; https://www.hopkinsmedicine.org/health/wellness-and-prevention/intermittent-fasting-what-is-it-and-how-does-it-work

About

Somnio

Features
Read full description

Somnio — Sleep Tracker, Snore & Sleep Talk Recorder Ever wonder what you say — or how loudly you snore — while you sleep? Somnio records your night, scores your sleep, and wakes you gently with a smart alarm. Everything stays on your iPhone. No accounts, no cloud, no tracking. Free to download. Track your sleep and get your nightly score at no cost — upgrade to Somnio Plus anytime to unlock your recordings and deeper insights. RECORD YOUR NIGHT • Snoring intensity and patterns • Sleep talking moments • Coughing and breathing sounds • Restless movement • Sound detection runs on-device with Apple's machine learning YOUR SLEEP, EXPLAINED • Daily sleep score with a clear breakdown • "What happened last night?" — a plain-language recap of your deep, core & REM sleep, with tips to improve • Sleep stages, heart rate & hypnogram (with Apple Watch) • Weekly trends, 30-day comparisons & a sleep calendar SMART ALARM • Wake gently in light sleep, before your set time • Multiple alarm templates, custom sounds & fade-in volume • Vibration, snooze & Live Activity on Lock Screen and Dynamic Island ON YOUR APPLE WATCH • Glance at last night's score, stages, snoring & heart rate — right on your wrist PRIVACY FIRST Unlike most sleep apps, Somnio never uploads your audio. Recording, motion analysis and sound classification all happen locally on your iPhone. • No accounts, no email, no password • No analytics, no advertising • No cloud upload — ever • Delete all your data anytime from Settings APPLE HEALTH Optionally save sleep sessions to Apple Health, or read existing data to enrich your analysis. You stay in full control through the Health app. FREE & SOMNIO PLUS Somnio is free to download and includes sleep tracking, your nightly sleep score, and up to two alarms. Somnio Plus unlocks: • Listen back to your snoring & sleep-talking recordings • The full AI night analysis with personal tips • Smart Alarm & unlimited alarm templates • Sleep Patterns and the Night Events Timeline If you've ever asked "What did I say in my sleep?" or "Is my snoring getting worse?" — Somnio gives you the answer, privately. Sweet dreams. SUBSCRIPTION DETAILS Somnio Plus (Auto-Renewable Subscription) • Monthly: $1.99 / month • Yearly: $14.99 / year (save ~37%) • 7-day free trial for new subscribers • Prices may vary by region Payment will be charged to your Apple ID account at confirmation of purchase. The subscription automatically renews unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription in your Apple ID account settings after purchase. Questions? reutchi1997@gmail.com Privacy Policy: https://reutchi.github.io/privacy-policy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Fasting Window4 screens
Somnio4 screens

Verdict

The call

The clearest difference is in-app purchases: Fasting Window at none against Somnio's 2. Fasting Window also leads on iOS requirement (13.0 vs 17.6). Somnio's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Somnio sells 2 in-app purchases, starting at $1.99 per month. Fasting Window asks for nothing beyond the download.

UpkeepUpdate frequency

Fasting Window ships an update every 2 months, Somnio weekly. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

Scorecard3 real differences Ā· 3 level
Fasting Window versus Somnio: the parameters behind the verdict, then further details
ParameterFasting WindowSomnio
PriceFreeFree
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS13.0 — better17.6
Further details — not scored
Size21 MB33 MB
Age rating4+4+
DeveloperHeungYeol KimDan Reutchi

In-app purchases

None

Fasting Window

No in-app purchases

2 purchases

Somnio

Subscriptions2
  • Somnio Plus7 Days trial$1.991 Month
  • Somnio Plus Yearly7 Days trial$14.991 Year

Questions

Is Fasting Window free?
Fasting Window is free to download, with no in-app purchases.
Is Somnio free?
Somnio is free to download, with in-app purchases available.
Do Fasting Window or Somnio have ads?
Neither Fasting Window nor Somnio shows ads.
Which is updated more often, Fasting Window or Somnio?
Fasting Window ships an update every 2 months, and Somnio weekly. Most recently, Fasting Window was updated on October 31, 2026 and Somnio on October 25, 2026.

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