Comparison

SleepTrack vs Night Hark

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

Head to head
About

SleepTrack

Automatically detect and log your sleep patterns using your device's motion chip. Wake up with a built-in alarm and manually record sleep quality. Integrates with HealthKit and Runkeeper for comprehensive health tracking.

Highlights
  • Automatic sleep detection
  • Built-in alarm
  • Sleep timer
  • Manual sleep entry
  • HealthKit integration
  • Runkeeper integration
Features
Read full description

Sleep track allows you to track your sleep in any of all of these locations: -using iOS8's Health app -using app's own database -automatically enter sleep data into Runkeeper's health graph. You can track your sleep with: -automatic sleep detection using the motion chip in an iPhone 5s, iPhone 6 or 6+. Take advantage of background updating to have sleep detected and entered completely automatically. - built in alarm to wake up after a desired number of hours - sleep timer to time hours slept - manual entry of hours slept and quality of sleep

About

Night Hark

Features
Read full description

Ever wondered about the sounds accompanying your sleep? Night Hark is your private, offline sleep sound tracker and ambient noise analyzer. Discover night noise, record sleep audio, and gain deep insights into your sleep environment. LISTEN & EXPLORE Night Hark records and analyzes nighttime ambient sounds while you sleep. Listen back to your nocturnal soundscape — from soothing ambient sounds to unexpected noises and snoring. ADVANCED SLEEP SOUND ANALYTICS • Second-by-Second Analytics: Track volume level changes and decibel variations throughout the night. • 500+ Sound Categories: Identify sleep noise patterns including ambient hums, rustling, snore sounds, and environment changes. • Detailed Sleep Visualizations: View intuitive audio charts to pinpoint noise disturbances. 100% OFFLINE & PRIVATE Your privacy comes first. Night Hark works completely offline and processes all audio data locally on your device. Zero internet transmission means your private sleep recordings never leave your phone. WHY CHOOSE NIGHT HARK? • Improve Sleep Quality: Identify environmental noise triggers interrupting your rest. • Snore & Noise Monitor: Track nighttime disturbances with precision. • Privacy-Focused: No cloud uploads, no account required. Download Night Hark today and discover the soundscape of your sleep!

Screenshots

SleepTrack3 screens
Night Hark4 screens

Verdict

The call

The clearest difference is in-app purchases: Night Hark at none against SleepTrack's 1. Night Hark also leads on update cadence (every 3 weeks vs every 2 months). SleepTrack's advantage is iOS requirement (8.0 vs 15.0). On price, ads 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. SleepTrack sells 1 one-off in-app purchase. Night Hark asks for nothing beyond the download.

UpkeepUpdate frequency

SleepTrack ships an update every 2 months, Night Hark every 3 weeks. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
SleepTrack versus Night Hark: the parameters behind the verdict, then further details
ParameterSleepTrackNight Hark
PriceFreeFree
Rating1.0 (2 ratings) — better—
Positive reviews38.9% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better15.0
Further details — not scored
Size8 MB90 MB
Age rating4+4+
DeveloperAnurodh PokharelBernhard Piskernik

In-app purchases

1 purchases

SleepTrack

One-time1
  • Ad Free$0.99
None

Night Hark

No in-app purchases

Questions

Is SleepTrack free?
SleepTrack is free to download, with in-app purchases available.
Is Night Hark free?
Night Hark is free to download, with no in-app purchases.
Do SleepTrack or Night Hark have ads?
Neither SleepTrack nor Night Hark shows ads.
Which is updated more often, SleepTrack or Night Hark?
SleepTrack ships an update every 2 months, and Night Hark every 3 weeks. Most recently, SleepTrack was updated on November 1, 2026 and Night Hark on October 30, 2026.

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