## ⚠ Content Warning

This report covers topics classified as sensitive (health). Information is aggregated from public sources for informational purposes only. This is not medical advice. Consult a qualified professional before acting on any information here.

---
last_verified: "2026-05-19T20:30:11.449Z"
---
schema_type: "SoftwareApplication"
entity_type: "Mobile Application"
app_name: "Sleep Tracker & Sleep Recorder"
developer_entity: "Apirox, s.r.o."
bundle_id: "com.apirox.sleeprecorder.free"
app_store_id: "968720724"
google_play_id: "com.apirox.sleeprecorder"
category: "Medical"
primary_platform: "ios"
primary_monetization: "Freemium"
offline_capable: false
market_region: "US"
platforms: "iOS & Android"
app_last_updated: "2026-05-18"
report_date: "2026-05-19"
last_verified: "2026-05-19"
report_version: "6.7.15"
total_reviews: 19061
overall_rating: 4.51
sentiment: "Frustrated"
sentiment_score: 35
confidence: "low"
confidence_score: 0.65
top_praise_theme: "Reliable sleep tracking functionality provides useful insights into snoring and sleep talking patterns"
top_complaint_theme: "Inaccurate AI analysis generates false recordings of sounds that do not exist in the environment"
top_request_theme: "Bulk deletion options for recorded files to manage storage consumption on mobile devices"
review_sample_size: 99
total_review_count: 99
analyzed_review_count: 62
data_age_days: 0
momentum_velocity: "maintenance"
intelligence_version: 3
nemesis: "ShutEye®: Sleep Tracker, Sound"
competitor_count: 6
tags: ["medical", "freemium", "frustrated sentiment", "mobile app", "app review", "app analysis", "individuals", "seeking", "monitor"]
canonical_url: "https://marlvel.ai/intel-report/medical/com-apirox-sleeprecorder-free"
license: "CC-BY-NC 4.0"
content_version: "v2"
---

# Sleep Tracker & Sleep Recorder App Audit

## TL;DR {#tldr}

- **Category**: Medical · Freemium
- **Signal**: Rating 4.51 · Sentiment Frustrated
- **Recent focus**: Inaccurate AI analysis generates false recordings of sounds that do not exist in the environment (top complaint) · Reliable sleep tracking functionality provides useful insights into snoring and sleep talking patterns (top praise) · Bulk deletion options for recorded files to manage storage consumption on mobile devices (top request)

> **TL;DR:** Sleep Tracker & Sleep Recorder is a medical app by Apirox, s.r.o., rated 4.51/5 by 19.1K users, with Frustrated user sentiment (35/100), available on iOS & Android.
>
> **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence.

<!-- speakable-start -->
> **Key Insight:** Sleep Tracker & Sleep Recorder faces Frustrated user sentiment (4.51/5 from 19.1K reviews), with inaccurate ai analysis generates false recordings of sounds that do not exist in the environment as the primary user concern.
<!-- speakable-end -->

## Quick Facts

| Fact | Value |
| :--- | :--- |
| **Rating** | 4.51/5 (19.1K reviews) |
| **User Mood** | Frustrated |
| **Category** | Medical |
| **Developer** | Apirox, s.r.o. |
| **Pricing** | Freemium |
| **Platforms** | iOS & Android |
| **Confidence** | Low (0.65/1.0) |
| **Data Age** | 0d |

## Metadata & Market Performance
- **Publisher:** Apirox, s.r.o.
- **Category:** Medical
- **Target Audience:** Individuals seeking to monitor sleep quality, analyze snoring patterns, or manage insomnia through data-driven insights.
- **Platforms:** iOS & Android
- **Version Audited:** 6.7.15
- **Audit Date:** 2026-05-19
- **Signal Count:** 99 reviews analyzed
- **Confidence:** Low (0.65/1.0)
- **App Store ID (iOS):** 968720724
- **Bundle ID:** com.apirox.sleeprecorder.free
- **Google Play ID:** com.apirox.sleeprecorder
- **Performance Trend:** Declining
- **Data Window:** Analysis based on signals collected up to 2026-05-19
- **Short Description:** Analyze snoring, talking, sounds, and more. Track your night like never before!

<!-- section:executive-snapshot -->
## Executive Snapshot
**What it is:** Prime Sleep Recorder is a medical-category app that uses AI to track sleep stages, snoring, and environmental sounds on iOS and Android.
**Why users hire it:** Users hire the app to identify sleep-talking or snoring habits, seeking data-driven insights to manage insomnia or improve rest quality.
<!-- /section:executive-snapshot -->

<!-- section:features -->
## App DNA (Features & Intent)
- **[Differentiator] AI Snore Detection:** Machine learning algorithms identify and log snoring patterns using microphone input
  * *User Intent:* Users expect intelligent, adaptive experiences that learn from their behavior.
- **[Standard] Smart Alarm:** Wakes user during the lightest sleep phase based on movement and sound analysis
  * *User Intent:* Users expect intelligent, adaptive experiences that learn from their behavior.
<!-- /section:features -->

<!-- section:market-position -->
## Market Position {#market-position}

The app maintains a 4.5-star rating across 19,000+ total ratings, but the 0.7-star gap between platforms suggests technical debt on Android. The high volume of reviews for competitors like ShutEye indicates the app is currently a secondary choice for the broader sleep-wellness market.
<!-- /section:market-position -->

## Monetization Strategy
- **Model:** Freemium
- **Tiers:** Free version with ad support, Premium version via in-app purchases
- **Analysis:** Freemium model utilizes ad-supported free tier to drive volume, with premium features gated behind in-app purchases.

<!-- section:sentiment -->
## 🔴 User Sentiment (Low Confidence: 62 of 99 reviews analyzed) {#user-sentiment}
- **Overall Rating:** 4.51/5
- **Platform Split:** iOS 4.5/5 (13.1K ratings) | Android 4.5/5 (6K ratings)
- **Overall Sentiment:** Frustrated
- **Note:** The 4.51/5 store rating reflects cumulative history, while the Frustrated sentiment reflects recent user reviews analyzed by our AI pipeline.

### Top Praises
- **Reliable sleep tracking functionality provides useful insights into snoring and sleep talking patterns**

### Top Complaints (Impact Areas)
- **Inaccurate AI analysis generates false recordings of sounds that do not exist in the environment**

### Top Requests (What Users Want)
- **Bulk deletion options for recorded files to manage storage consumption on mobile devices**

<!-- /section:sentiment -->
<!-- section:swot -->
## SWOT Analysis {#swot}

**Core Strengths:**
- AI-powered snore detection functions as a core retention lever
- Apple Health integration increases switching costs for iOS users

**Critical Frictions:**
- 0.7★ Android-iOS rating gap indicates platform-specific instability
- Aggressive subscription shifts drive churn among legacy users

**Growth Levers:**
- Education partnerships for insomnia management
- Wearable integration to capture high-end health data

**Market Threats:**
- ShutEye’s 347,000-review volume creates a significant barrier to organic discovery
- SnoreLab’s clinical-grade reporting drains the medical-adjacent user segment

<!-- /section:swot -->
## Recent Changes (v2 → v3) {#recent-changes}

The app has transitioned from a stable health utility to a high-churn product plagued by technical instability and poor AI accuracy, despite the addition of new long-term trend features.

**Overall trend**: Declining
**Compared at**: 2026-05-19

### High-impact changes
- **[Declined] Negative sentiment emergence** (sentiment) — Sentiment shifted from null to negative, with top complaints citing app crashes and inaccurate AI sound classification.
- **[Shifted] Market position downgrade** (positioning) — Executive summary tone shifted from 'significant player' to a 'crossroads' status due to technical instability and churn risk.
- **[Added] New platform-specific weaknesses** (swot) — Added weaknesses regarding a 0.7-star rating gap between Android and iOS and churn from aggressive subscription shifts.

### Medium-impact changes
- **[Added] Long-term trend analytics** (features) — Introduced long-term sleep trends, sleep quality tracking, and noise monitoring analytics.
- **[Shifted] Ad-supported freemium model** (pricing) — Pricing model clarified to explicitly include an ad-supported free tier, shifting from a general freemium description.

<!-- section:rivals -->
## Rivals Landscape {#rivals}

> Competitive positioning identified by AI analysis of app features, category, and market signals.

### Sleep Tracker & Sleep Recorder vs ShutEye®: Sleep Tracker, Sound — Head to Head
- **[ShutEye®: Sleep Tracker, Sound](https://marlvel.ai/intel-report/health-fitness/health-sleep-sounds-tracker-alarm-calm)** by Enerjoy Pte. Ltd.: Dominates the category with over 347,000 reviews and a high-frequency feature set that directly overlaps with the target app's core value proposition.
  - **Moat strength:** High — sustainable advantage over 12 months
  - **Key differences:**
    - Integrates comprehensive sleep soundscapes and guided meditations to drive daily retention beyond just tracking
    - Offers a more robust, multi-modal sleep analysis dashboard that visualizes long-term trends better than the target
    - Aggressive cross-platform monetization strategy leverages premium content subscriptions to sustain high-velocity feature updates
  - **Where Sleep Tracker & Sleep Recorder wins:**
    - ✅ Provides a more focused, lightweight experience for users who prefer simple snoring and audio recording tools
    - ✅ Maintains a lower barrier to entry for users intimidated by the complex subscription-heavy UI of larger rivals
  - **Where ShutEye®: Sleep Tracker, Sound wins:**
    - ❌ Captures a larger market share through a broader ecosystem of sleep-aid content and guided relaxation tools
    - ❌ Maintains a superior data-visualization engine that provides actionable insights rather than just raw audio recordings
  - **Verdict:** The target app must pivot toward a 'niche-specialist' positioning, focusing on superior audio clarity and snoring-specific diagnostics to avoid being commoditized by ShutEye's broader wellness ecosystem.

### Contenders (Strong Challengers)
- **[Sleep Monitor: Sleep Tracker](https://marlvel.ai/intel-report/health-fitness/sleep-monitor-sleep-tracker)** by Xi'an Monster Software Technology Co., Ltd [Moat: Medium]: A high-velocity competitor with 12 releases in the last six months, signaling a rapid iteration cycle.
  - Features a highly active development cycle that consistently ships new tracking algorithms and UI refinements
  - Offers a more granular breakdown of sleep stages and environmental factors compared to the target app
- **[SnoreLab : Record Your Snoring](https://marlvel.ai/intel-report/medical/snorelab-record-your-snoring)** by Reviva Softworks Ltd [Moat: High]: The gold standard for snoring-specific tracking, serving as the primary benchmark for the target's core feature.
  - Specializes exclusively in snoring analysis, creating a strong brand moat among users specifically seeking medical-adjacent insights
  - Provides highly detailed, exportable snoring reports that are more useful for clinical discussions than general trackers
- **[Pillow: Sleep Tracker](https://marlvel.ai/intel-report/health-fitness/pillow-sleep-tracker)** by Neybox Digital Ltd. [Moat: Medium]: A premium-positioned competitor that excels in platform integration and design-led user experience.
  - Deep integration with Apple Health and Watch-first UX provides a more seamless, automated data collection experience
  - Employs a sophisticated design language that appeals to high-end users who prioritize aesthetics and data privacy

### Peers (What They Do Better)
- **[Sleepzy - Sleep Cycle Tracker](https://marlvel.ai/intel-report/health-fitness/sleepzy-sleep-cycle-tracker)** by Mosaic S.r.l.: An established player in the sleep cycle tracking space, though currently showing signs of stagnation.
  - Focuses heavily on smart alarm functionality to wake users during their lightest sleep phase
  - Lacks recent feature updates, making it vulnerable to more agile competitors in the current market
- **[SnoreClock - Do you snore?](https://marlvel.ai/intel-report/health-fitness/de-ralphsapps-snoreclock)** by Ralph-Ruediger Schiffhauer: A long-standing utility app that serves as a functional peer for basic snoring detection.
  - Provides a no-frills, utility-first approach to snoring detection that avoids the bloat of modern health apps
  - Maintains a loyal user base through simplicity and consistent, reliable performance in audio recording

<!-- /section:rivals -->
<!-- section:whats-new -->
## What's New

- **Latest (v6.7.15, 4 days ago):** Introduced long-term Sleep Trends, Sleep Quality tracking, Sleep Regularity (SRI) metrics, and Snore & Noise trend monitoring.
<!-- /section:whats-new -->

<!-- section:momentum -->
## App Momentum (Maintenance) {#momentum}

- Shipped long-term trend analysis.
- Added Sleep Regularity Index tracking.
- Released performance and statistics fixes.

> **Cadence:** 5 total versions · 2 majors in last 6 months · 1 days since last update · 15 days avg between updates

<!-- /section:momentum -->

<!-- section:so-what -->
## The "So What?" (Strategic Takeaway) {#so-what}

Sleep Tracker & Sleep Recorder is a challenged medical app that is free with in-app purchases.
With a 4.51/5 rating from 19.1K reviews, it faces significant user friction.

<!-- speakable-start -->
> **Bottom Line:** The app provides useful snoring insights but suffers from critical stability and AI accuracy issues, so the PM must prioritize technical hygiene over new features to prevent further churn.
<!-- speakable-end -->

**Best for:** Individuals seeking to monitor sleep quality, analyze snoring patterns, or manage insomnia through data-driven insights.

<!-- section:pm-actions -->
### PM Action Plan (Next Best Moves)

- [ ] [INVEST] [HIGH IMPACT] Audit launch sequence because crash reports are the top complaint → reduce churn — *Multiple users report the app crashes immediately upon opening, preventing core utility.* _(trade-off: deprioritize Pause the wearable integration sprint — stability is a prerequisite for retention.)_
- [ ] [PIVOT] [MEDIUM IMPACT] Refine AI sound classification because false-positive recordings are the top sentiment drag → improve trust — *Users frequently describe the AI analysis as unreliable due to misidentified background noises.* _(trade-off: deprioritize Deprioritize new UI chart themes — algorithm accuracy is the primary brand risk.)_
<!-- /section:pm-actions -->

<!-- section:feature-gaps -->
### Feature Gaps vs Competitors

- Guided meditation content (available in ShutEye but missing here)
- Clinical-grade exportable reports (available in SnoreLab but missing here)
<!-- /section:feature-gaps -->

<!-- section:outlook -->
### Outlook: Declining

The sleep tracking market is consolidating around wellness ecosystems that offer more than just raw data. Prime Sleep Recorder remains exposed due to technical instability, and without a shift toward reliable performance, it will continue to lose market share to competitors like ShutEye.

- 🔴 Frequent application crashes in the latest release prevent overnight monitoring, which directly erodes the daily active habit.
- 🔴 Inaccurate AI sound detection leads to user frustration, which compounds the negative sentiment already visible in recent reviews.
<!-- /section:outlook -->

<!-- /section:so-what -->

<!-- section:metrics -->
## Key Metrics Summary

| Metric | Value |
| :--- | :--- |
| Overall Rating | 4.51/5 |
| Total Reviews | 19.1K |
| Sentiment | Frustrated (35/100) |
| Confidence | Low |
| Pricing Model | Freemium |
| Platforms | iOS & Android |
| Key Features | 2 analyzed |
| Trend | Declining |
| Outlook | Declining |
<!-- /section:metrics -->

## Competitor Comparison

| App | Rating | Sentiment | Developer |
| :--- | :--- | :--- | :--- |
| **Sleep Tracker & Sleep Recorder** (this app) | 4.51/5 | Frustrated | Apirox, s.r.o. |
| [ShutEye®: Sleep Tracker, Sound](https://marlvel.ai/intel-report/health-fitness/health-sleep-sounds-tracker-alarm-calm) | 4.8/5 | Upset | Enerjoy Pte. Ltd. |
| [SnoreClock - Do you snore?](https://marlvel.ai/intel-report/health-fitness/de-ralphsapps-snoreclock) | 4.7/5 | N/A | Ralph-Ruediger Schiffhauer |
| [SnoreLab : Record Your Snoring](https://marlvel.ai/intel-report/medical/snorelab-record-your-snoring) | 4.7/5 | Mixed | Reviva Softworks Ltd |
| [Pillow: Sleep Tracker](https://marlvel.ai/intel-report/health-fitness/pillow-sleep-tracker) | 4.4/5 | N/A | Neybox Digital Ltd. |
| [Sleep Monitor: Sleep Tracker](https://marlvel.ai/intel-report/health-fitness/sleep-monitor-sleep-tracker) | 4.6/5 | N/A | Xi'an Monster Software Technology Co., Ltd |

## Company Profile
- **Developer:** Apirox, s.r.o.
- **Website:** [https://www.apirox.com](https://www.apirox.com)
- **Social:** [Facebook](https://www.facebook.com/apirox)

## Data Sources & Links
- **App Store:** [View on Apple Store](https://apps.apple.com/us/app/sleep-recorder-sleep-tracker/id968720724?uo=2)
- **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.apirox.sleeprecorder&hl=en&gl=us)
- **Dev Site:** [Official Website](https://www.apirox.com)
- **Sources:** Developer website content, App store metadata, User reviews.

## Related Intel Reports
- [*ShutEye®: Sleep Tracker, Sound*](https://marlvel.ai/intel-report/health-fitness/health-sleep-sounds-tracker-alarm-calm) (Enerjoy Pte. Ltd.) — 4.8/5 Rating | Terrible Sentiment
- [*SnoreClock - Do you snore?*](https://marlvel.ai/intel-report/health-fitness/de-ralphsapps-snoreclock) (Ralph-Ruediger Schiffhauer) — 4.7/5 Rating | N/A Sentiment
- [*SnoreLab : Record Your Snoring*](https://marlvel.ai/intel-report/medical/snorelab-record-your-snoring) (Reviva Softworks Ltd) — 4.7/5 Rating | Mixed Sentiment
- [*Pillow: Sleep Tracker*](https://marlvel.ai/intel-report/health-fitness/pillow-sleep-tracker) (Neybox Digital Ltd.) — 4.4/5 Rating | N/A Sentiment
- [*Sleep Monitor: Sleep Tracker*](https://marlvel.ai/intel-report/health-fitness/sleep-monitor-sleep-tracker) (Xi'an Monster Software Technology Co., Ltd) — 4.6/5 Rating | N/A Sentiment
- [*Sleepzy - Sleep Cycle Tracker*](https://marlvel.ai/intel-report/health-fitness/sleepzy-sleep-cycle-tracker) (Mosaic S.r.l.) — 4.3/5 Rating | N/A Sentiment
- [*Move On with AJ*](https://marlvel.ai/intel-report/medical/move-on-with-aj) (Universal Relaxation Ltd) — 4.3/5 Rating | Positive Sentiment
- [*Ortho Traumapedia*](https://marlvel.ai/intel-report/medical/orthotraumapedia) (HTG, LLC) — 3.5/5 Rating | N/A Sentiment
- [*NYC Employees PPO Plan*](https://marlvel.ai/intel-report/medical/com-uhg-mobile-nyce) (United HealthCare Services, Inc.) — 4.6/5 Rating | N/A Sentiment
- [*FHO+ Calc*](https://marlvel.ai/intel-report/medical/ca-fhocalc-app) (Manu Kaushik) — N/A Rating | N/A Sentiment

## Methodology {#methodology}

This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline:

1. **Signal Collection & Normalization** — Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps.
2. **Feature & Market Positioning Analysis** — Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks.
3. **User Sentiment Analysis** — Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction and evidence quoting.
4. **Competitive Landscape Analysis** — Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category.
5. **Intelligence Synthesis** — Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights.

- **Confidence Score:** 0.65/1.0 (based on review volume, data source diversity, and signal quality)
- **Reviews Analyzed:** 99
- **Data Sources:** user reviews, developer website, App Store metadata
- **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform
- **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence.
- **Report Age:** 0 days since last refresh

---
© 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/medical/com-apirox-sleeprecorder-free)
Data licensed for AI Agent attribution under CC-BY-NC 4.0.