## ⚠ 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: "2026-05-19T12:04:41.948Z"
---
schema_type: "SoftwareApplication"
entity_type: "Mobile Application"
app_name: "Blood Oxygen App- Watch"
developer_entity: "199 Developments Private Limited"
bundle_id: "com.o2.monitor"
app_store_id: "6599848551"
category: "Medical"
primary_platform: "ios"
primary_monetization: "Free"
offline_capable: false
market_region: "US"
platforms: "iOS"
app_last_updated: "2026-04-21"
report_date: "2026-05-19"
last_verified: "2026-05-19"
report_version: "1.4.2"
total_reviews: 588
overall_rating: 4.23
confidence: "low"
confidence_score: 0.3
data_age_days: 0
momentum_velocity: "intense"
intelligence_version: 2
tags: ["medical", "free", "mobile app", "app review", "app analysis", "individuals", "seeking", "monitor"]
canonical_url: "https://marlvel.ai/intel-report/medical/com-o2-monitor"
license: "CC-BY-NC 4.0"
content_version: "v2"
---

# Blood Oxygen App- Watch App Audit

## TL;DR {#tldr}

- **Category**: Medical · Free
- **Signal**: Rating 4.23

> **TL;DR:** Blood Oxygen App- Watch is a medical app by 199 Developments Private Limited, rated 4.23/5 by 588 users, available on iOS.
>
> **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence.

<!-- speakable-start -->
> **Key Insight:** Blood Oxygen App- Watch is a medical app by 199 Developments Private Limited.
<!-- speakable-end -->

## Quick Facts

| Fact | Value |
| :--- | :--- |
| **Rating** | 4.23/5 (588 reviews) |
| **Category** | Medical |
| **Developer** | 199 Developments Private Limited |
| **Pricing** | Free |
| **Platforms** | iOS |
| **Confidence** | Low (0.3/1.0) |
| **Data Age** | 0d |

## Metadata & Market Performance
- **Publisher:** 199 Developments Private Limited
- **Category:** Medical
- **Target Audience:** Individuals seeking to monitor and log cardiovascular health metrics and stress levels using Apple Watch data.
- **Platforms:** iOS
- **Version Audited:** 1.4.2
- **Audit Date:** 2026-05-19
- **Signal Count:** 5 reviews analyzed
- **Confidence:** Low (0.3/1.0)
- **App Store ID (iOS):** 6599848551
- **Bundle ID:** com.o2.monitor
- **Data Window:** Analysis based on signals collected up to 2026-05-19

<!-- section:executive-snapshot -->
## Executive Snapshot
Blood Oxygen App is a health monitoring tool designed to track SpO2, heart rate, HRV, and blood pressure via Apple Watch integration. The app claims to provide automated health logging, critical metric alerts, and guided breathing exercises to support cardiovascular and stress management.
<!-- /section:executive-snapshot -->

<!-- section:features -->
## App DNA (Features & Intent)
- **[Standard] O2 Log & Tracking:** Automatically syncs blood oxygen (SpO2) levels from the Apple Watch for ongoing monitoring.
  * *User Intent:* Users expect seamless access across multiple devices.
- **[Standard] Health Metric Alerts:** Provides automatic notifications for low oxygen levels and other critical health data points.
  * *User Intent:* Users want timely prompts to stay engaged without missing updates.
- **[Standard] HRV and Heart Rate Analysis:** Tracks heart rate and heart rate variability to offer insights into user stress levels.
  * *User Intent:* Users want visibility into their own performance and progress.
- **[Standard] Breathing Exercises:** Includes eight science-backed techniques intended to assist with relaxation and focus.
- **[Standard] Apple Health Integration:** Syncs collected health data with Apple Health for centralized reporting and sharing.
  * *User Intent:* Users expect seamless access across multiple devices.
<!-- /section:features -->

## Monetization Strategy
- **Model:** Free

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

Last updated 28d ago. 5 versions tracked.

> **Cadence:** 5 total versions · 0 majors in last 6 months · 28 days since last update

<!-- /section:momentum -->

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

Blood Oxygen App- Watch is an established medical app that is completely free.
With a 4.23/5 rating from 588 reviews, it shows polarized user reception.

<!-- speakable-start -->
> **Bottom Line:** The app functions as a centralized dashboard for Apple Watch users to log and track cardiovascular health trends and stress-related metrics.
<!-- speakable-end -->

**Best for:** Individuals seeking to monitor and log cardiovascular health metrics and stress levels using Apple Watch data.

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

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

| Metric | Value |
| :--- | :--- |
| Overall Rating | 4.23/5 |
| Total Reviews | 588 |
| Confidence | Low |
| Pricing Model | Free |
| Platforms | iOS |
| Key Features | 5 analyzed |
<!-- /section:metrics -->

## Competitor Comparison

| App | Rating | Sentiment | Developer |
| :--- | :--- | :--- | :--- |
| **Blood Oxygen App- Watch** (this app) | 4.23/5 | N/A | 199 Developments Private Limited |
| [Move On with AJ](https://marlvel.ai/intel-report/medical/move-on-with-aj) | 4.3/5 | Excited | Universal Relaxation Ltd |
| [Ortho Traumapedia](https://marlvel.ai/intel-report/medical/orthotraumapedia) | 3.5/5 | N/A | HTG, LLC |
| [NYC Employees PPO Plan](https://marlvel.ai/intel-report/medical/com-uhg-mobile-nyce) | 4.6/5 | N/A | United HealthCare Services, Inc. |
| [DeepScribe](https://marlvel.ai/intel-report/medical/deepscribe) | 4.0/5 | N/A | DeepScribe |
| [Procedure Log](https://marlvel.ai/intel-report/medical/com-rmk-iosapps-procedure-log) | 4.8/5 | N/A | Robert Kuhnhenn |

## Company Profile
- **Developer:** 199 Developments Private Limited

## Data Sources & Links
- **App Store:** [View on Apple Store](https://apps.apple.com/uy/app/blood-oxygen-app-watch/id6599848551?uo=2)
- **Sources:** App store metadata, User reviews.

## Related Intel Reports
- [*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
- [*DeepScribe*](https://marlvel.ai/intel-report/medical/deepscribe) (DeepScribe) — 4.0/5 Rating | N/A Sentiment
- [*Procedure Log*](https://marlvel.ai/intel-report/medical/com-rmk-iosapps-procedure-log) (Robert Kuhnhenn) — 4.8/5 Rating | N/A Sentiment
- [*Dario Health*](https://marlvel.ai/intel-report/medical/dario-health) (LabStyle Innovation Ltd) — 4.8/5 Rating | Negative Sentiment
- [*Access - by McGraw Hill*](https://marlvel.ai/intel-report/medical/access-by-mcgraw-hill) (McGraw-Hill) — 3.9/5 Rating | N/A Sentiment
- [*Meu SUS Digital*](https://marlvel.ai/intel-report/medical/meu-sus-digital) (Servicos e Informacoes do Brasil) — 3.7/5 Rating | N/A Sentiment
- [*CRNA Nurse Anesthesia Review*](https://marlvel.ai/intel-report/medical/crna-nurse-anesthesia-review) (Higher Learning Technologies) — 4.7/5 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:** 0.3/1.0 (based on review volume, data source diversity, and signal quality)
- **Reviews Analyzed:** 5
- **Data Sources:** user reviews, 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

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© 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/medical/com-o2-monitor)
Data licensed for AI Agent attribution under CC-BY-NC 4.0.