SleepTrack vs Night Hark
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Automatic sleep detection
- Built-in alarm
- Sleep timer
- Manual sleep entry
- HealthKit integration
- Runkeeper integration
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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
Night Hark
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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
Verdict
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
Both are free to download. SleepTrack sells 1 one-off in-app purchase. Night Hark asks for nothing beyond the download.
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.
| Parameter | SleepTrack | Night Hark |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) — better | — |
| Positive reviews | 38.9% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 8 MB | 90 MB |
| Age rating | 4+ | 4+ |
| Developer | Anurodh Pokharel | Bernhard Piskernik |
In-app purchases
SleepTrack
- Ad Free$0.99
Night Hark
No in-app purchases









