--- title: "O₂ Buddy: Blood Oxygen — App Overview" url: https://marlvel.ai/apps/com-minorbits-bloodo2 category: Health & Fitness developer: Minorbits LLC platforms: ios rating: 4.6 (37 ratings) pricing: paid report_level: overview generated: 2026-04-23 last_verified: "2026-04-23T07:34:50.774Z" --- > **Key Insight:** O₂ Buddy is a focused, paid utility that prioritizes local data privacy and rapid access to SpO₂ metrics on Apple Watch. | Metric | Value | |--------|-------| | Category | Health & Fitness | | Rating | 4.6 ★ (37) | | Pricing | paid | | Platforms | iOS | | Latest Version (iOS) | 1.3 | | Developer | Minorbits LLC | ## What is O₂ Buddy: Blood Oxygen? O₂ Buddy is a Health & Fitness utility designed to provide quick access to blood oxygen (SpO₂) data via Apple Watch. The app claims to streamline health monitoring by syncing directly with HealthKit to display recent readings and daily wellness trends. ## Key Features - **HealthKit Integration**: Automatically syncs and stores SpO₂ samples directly from Apple’s secure HealthKit storage. - **Real-time Data Visualization**: Displays the latest 25 blood oxygen readings through clear, glanceable charts. - **Daily Trend Analysis**: Provides a comparison of today versus yesterday to help users monitor wellness trends. - **Apple Watch Optimization**: Designed as a lightweight, fast interface specifically for immediate viewing on the wrist. ## Who is it for? Individuals tracking sleep, fitness, or general wellness who use Apple Watch for health monitoring. ## Links - [App Store](https://apps.apple.com/us/app/o-buddy-blood-oxygen/id6751239297?uo=2) - [Full Intelligence Report](https://marlvel.ai/apps/com-minorbits-bloodo2) --- *This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/com-minorbits-bloodo2).* *Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*