Comparison

Sleep Recorder vs ADChronotype

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

Head to head
About

Sleep Recorder

This app records nighttime sounds to help you understand your sleep patterns. It detects snoring, sleep talking, and other noises, providing a detailed morning report with a sleep score. All processing happens on your device for enhanced privacy.

Highlights
  • Nighttime sound recording
  • Snoring and sleep talking detection
  • Detailed morning sleep report
  • On-device AI sound classification
  • Adjustable recording sensitivity
  • Sleep history and trends
  • Exportable sleep reports
Features
Read full description

Ever wondered if you snore? What you say in your sleep? Sleep Recorder listens all night and gives you a detailed morning report — including your personal Sleep Score. Wake up every morning knowing exactly what happened: how often you snored, what you mumbled, and every unexpected sound. All processed on your device. No cloud. No subscription. Free forever. WHAT GETS DETECTED • Snoring — frequency, loudness, duration • Sleep talking — full audio clips saved for playback • Coughing, breathing changes, nighttime noise • Funny moments too (yes, even farts — with a stats counter) SMART AI SOUND DETECTION • On-device machine learning (YAMNet) classifies sounds in real time • Records only meaningful moments to save storage • Adjustable sensitivity (Low / Medium / High) • Normal & High quality recording modes • Real-time waveform visualization MORNING SLEEP REPORT • Sleep Score (0–100) based on your sound profile • Interactive timeline of every detected event • Listen back to any clip with one tap • Share report with your partner or doctor (PDF & CSV export) SLEEP HISTORY & TRENDS • Weekly and monthly charts • See if your snoring is improving or getting worse • Compare nights side by side • Personal insights based on your data DESIGNED FOR NIGHTTIME • Pure OLED-friendly dark theme • Background recording with screen off • Low battery consumption • Bedtime reminder & alarm integration PRIVACY FIRST — DATA STAYS ON YOUR DEVICE • All audio processing happens on your iPhone • No recordings are ever uploaded to any server • No account required • You stay in full control HOW IT WORKS (3 STEPS) 1. Tap "Start Recording" before bed 2. Place your iPhone next to your pillow (charger plugged in recommended) 3. In the morning, review your Sleep Score, timeline, and audio clips WHY SLEEP RECORDER • 100% free — no paywalls on core features • On-device AI — no cloud, no data sharing • Export sleep reports for your doctor • Designed for people curious about snoring, sleep talking, and overall sleep quality • Works offline AVAILABLE IN 10 LANGUAGES English, Turkish, Japanese, Korean, German, French, Spanish, Portuguese, Chinese, Arabic. Note: Sleep Recorder is a wellness & curiosity tool, not a medical device. It does not diagnose sleep apnea or any medical condition. If you have a serious concern about your sleep, please consult a qualified medical professional. Download Sleep Recorder now and discover what happens while you sleep.

About

ADChronotype

This app helps users understand the connection between sleep, lifestyle, and cognitive health. It provides a cognitive similarity score based on questionnaires and logs sleep and cognitive tests. Users can also export reports for their doctors.

Highlights
  • Sleep logging
  • Cognitive testing
  • Factor contribution analysis
  • Cognitive similarity score
  • Caregiver connection
  • Doctor-friendly reports
Features
Read full description

ADChronotype helps users understand how sleep timing, lifestyle factors, and cognitive test performance relate to cognitive health awareness. The app guides users through a short factor questionnaire, generates a research-based cognitive similarity score, and shows factor contributions such as chronotype, sleep timing, BMI, age, and ethnicity. Users can also log sleep, complete cognitive tests, review saved results, connect with trusted caregivers, and export a doctor-friendly report. ADChronotype is designed for education and awareness only. It is not a clinical diagnostic tool and does not diagnose, treat, cure, or predict Alzheimer’s disease or any medical condition. Users with health concerns should consult a licensed medical professional.

Screenshots

Sleep Recorder4 screens
ADChronotype4 screens

Verdict

The call

The clearest difference is ads: ADChronotype at none against Sleep Recorder's shown. ADChronotype also leads on rating (5.0 vs 4.7) and monetization model (free vs ad-supported). Sleep Recorder's advantage is update cadence (weekly vs monthly) and ratings volume (48 vs 3). On price, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

ADChronotype holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Sleep Recorder has 48 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Sleep Recorder ships an update weekly, ADChronotype monthly. Both last shipped on October 22, 2026.

Scorecard6 real differences · 4 level
Sleep Recorder versus ADChronotype: the parameters behind the verdict, then further details
ParameterSleep RecorderADChronotype
PriceFreeFree
Rating4.7 (48 ratings)5.0 (3 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings48 — better3
Update frequencyWeekly — betterMonthly
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size106 MB38 MB
Age rating4+12+
DeveloperKerim SenerVenkata Samatham

Customer experience

Sleep Recorder

All ratings21 ratings
Positive95.2%
Neutral4.8%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

ADChronotype

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Sleep Recorder

No in-app purchases

None

ADChronotype

No in-app purchases

Questions

Is Sleep Recorder free?
Sleep Recorder is free to download, with no in-app purchases.
Is ADChronotype free?
ADChronotype is free to download, with no in-app purchases.
Which has better reviews, Sleep Recorder or ADChronotype?
ADChronotype is rated higher. Sleep Recorder averages 4.7 out of 5 from 48 ratings, while ADChronotype averages 5.0 from 3 ratings.
Do Sleep Recorder or ADChronotype have ads?
Sleep Recorder shows ads; ADChronotype does not.
Which is updated more often, Sleep Recorder or ADChronotype?
Sleep Recorder ships an update weekly, and ADChronotype monthly. Most recently, Sleep Recorder was updated on October 22, 2026 and ADChronotype on October 22, 2026.

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