202+ iOS apps curated and reviewed
Oximeter is the household name in sp02 monitor, but it's far from the only option. We track 202+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (466) | No | Yes | Sep 2026 |
| 2 |  | Free | 2.9★ (26) | No | Yes | Aug 2026 |
| 3 |  | Free | — | No | No | Jun 2026 |
| 4 |  | Free | 4.7★ (2K) | Yes | Yes | Sep 2026 |
| 5 |  | Free | 3.0★ (3) | Yes | Yes | Jul 2026 |
| 6 |  | Free | 3.9★ (7) | Yes | Yes | Aug 2026 |
| 7 |  | Free | 4.1★ (2.2K) | Yes | Yes | Aug 2026 |
| 8 |  | $0.99 | 4.6★ (46) | No | Yes | Sep 2026 |
Monitor and record your blood oxygen saturation (SpO2) levels with this personal health tracking app. It offers detailed analytics, daily wellness guides, and data export options. Sync your health data with Apple Health for a comprehensive overview.
Monitor your daily wellness with this app. Track heart rate, blood pressure, blood sugar, and weight using your device. View clear data trends and access helpful wellness articles.
This fan-made companion app enhances the Helldivers 2 experience by tracking the Galactic War, providing live updates on planet status, and notifying players of critical events like Major Orders. It also offers community features for prioritizing planets and staying informed on Super Earth news.
This app helps you monitor vital health indicators like heart rate, blood pressure, and blood glucose. It offers quick data capture via camera, comprehensive health records, and AI-powered insights for better self-care.
Monitor blood oxygen, respiratory rate, and symptoms with this respiratory health app. It syncs with Apple Health, provides detailed historical data, and offers insights into breathing patterns and environmental factors.
Instantly measure your heart rate using your phone's camera. Track your health, view pulse waveforms, and access mental health tests. Premium offers unlimited features and supports a family business.
Easily monitor your blood oxygen levels with real-time data and clear charts. Track daily averages and wellness trends, with instant syncing from HealthKit to your Apple Watch. Your health data remains private and secure on your device.
This app helps you understand your body's signals by analyzing heart rate variability and integrating data from over 1,000 devices and apps. It provides science-backed insights into sleep, stress, heart health, and activity to help you feel better and optimize your wellness.
Transform your iPhone or iPad into a genuine second display for your Mac. This open-source solution allows you to extend your screen space, keeping essential apps visible. Connect via USB for minimal latency or Wi-Fi for easy setup.
Access comprehensive device information at a glance, including CPU, battery, storage, and sensor data. Gain insights into sensor access to enhance your privacy. Supports various customizable widgets for quick access.
Monitor blood oxygen levels and heart rate using your phone's camera or by syncing with your Apple Watch. Track vital signs, share data with your doctor, and access curated health articles. Includes breathing exercises and sleep reports.
Monitor heart rate, blood oxygen, blood pressure, and body temperature using your device's camera and manual logging. Set reminders for measurements and habits, and sync data with iCloud and Apple Health.
Visualize your blood oxygen levels with clear graphs and historical data. This app syncs with HealthKit to display your latest readings, 24-hour trends, and past samples on your iPhone and Apple Watch. It prioritizes privacy with no accounts, ads, or data sharing.
Continuously track the performance of websites, servers, and network devices in real-time. Get instant updates without manual refreshes and ensure your online services are always available and responsive. Offers background monitoring and content verification for advanced checks.
Stay connected to loved ones, pets, and places with live video streaming and two-way audio. Receive instant alerts for motion, sound, and temperature changes to ensure peace of mind.