Masimo Radius T° vs Thermometer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Masimo Radius T°
This app works with a wearable thermometer to provide continuous, round-the-clock temperature monitoring. It sends readings and high-temperature alerts directly to your phone, allowing you to track fever trends easily without disturbing sleep.
- Continuous 24/7 temperature measurement
- High temperature notifications
- Temperature trending visualization
- Snapshot view of temperature range
- Wearable and disposable sensor compatibility
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The Masimo Radius T° app does not provide medical or healthcare diagnoses, advice, or services, and is not a substitute for medical care. Now you can easily keep an eye on a fever, so you don’t miss something important. Radius T°™ is a wearable and disposable thermometer (sold separately) that sends round-the-clock temperature measurements and notifications directly to your phone. Time to upgrade your thermometer and switch to the advantages of continuous temperature tracking: KEEP AN EYE ON A FEVER - CONTINUOUSLY AND HASSLE-FREE *** Requires purchase of Radius T° Continuous Thermometer Sensors, sold separately *** CONTINUOUS MEASUREMENTS Hassle-free temperature measurements, 24/7 for up to 8 days. Keep a constant eye on their fever, without even waking them. HIGH TEMPERATURE NOTIFICATIONS Automatically sends readings to your mobile phone and notifies you if temperature is high. TEMPERATURE TRENDING Continually see if temperature is trending up or down, so you can see how the fever is progressing. With the Masimo Radius T° mobile app, it's easy to keep an eye on a fever: - SNAPSHOT - See if temperature is in or out of range at a quick glance. - TRENDS - Easily see which way temperature is trending and how long it's been high, so you can keep an eye on progress. - NOTIFICATIONS - Automatically notifies you if the temperature is high, so you know when additional action may be needed.
Thermometer
Monitor key health indicators like body temperature, heart rate, blood pressure, and breathing frequency. Easily track family health records and export data for medical appointments. Measure pulse using your smartphone camera.
- Body temperature tracking
- Heart rate measurement via camera
- Blood pressure logging
- Breathing frequency monitoring
- Multi-profile family support
- Medical data export (PDF)
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Thermometer - Body Temperature Your All-in-One Personal Health Tracker Take full control of your health with the redesigned Thermometer - Body Temperature app — a powerful and intuitive solution for monitoring essential health data right from your smartphone. Whether you’re managing a chronic condition, tracking a fever, or simply staying informed about your health, this app provides the tools you need in one convenient place. Comprehensive Health Monitoring Track and record vital health indicators in one unified platform: • Body Temperature to monitor for fever and overall wellness • Heart Rate (Pulse) measured directly through your smartphone camera • Blood Pressure entry and tracking to help manage cardiovascular health • Breathing Frequency to observe respiratory patterns and detect changes This comprehensive tracking system enables users to build a clear picture of their daily and long-term health trends. Pulse Measurement Using Camera Measure your heart rate easily and accurately using only your smartphone’s camera. Simply place your finger over the lens and flashlight to receive a reading within seconds — no external devices required. Ideal for regular checks at home or on the go. Multi-Profile Family Support Create and manage separate profiles for each member of your family. From children to older adults, the app helps keep each person’s health records organized and accessible. Switch between profiles effortlessly while keeping all data private and secure. Export Medical Data Export your health records as a PDF document for easy sharing with doctors, caregivers, or personal use. This feature makes it simple to bring a full record to medical appointments or keep personal documentation for reference. Simple, Reliable, and Always With You With a clean and easy-to-use interface, the app ensures that you can access and log your health data quickly and accurately — without the need for additional hardware or subscriptions. Stay proactive about your well-being with a trusted tool built to support your daily health routine. Thermometer - Body Temperature is more than just a thermometer — it’s a complete personal health tracker designed to help you stay informed, prepared, and in control. Terms - https://gt.lv/terms.html#about Privacy Policy - https://gt.lv/privacy.html#about Terms of Use (EULA) - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: Masimo Radius T° at 91% against Thermometer's 55%. Masimo Radius T° also leads on in-app purchases (none vs 5) and rating (4.8 vs 4.4). Thermometer's advantage is update cadence (monthly vs every 23 months). On price, ratings volume, 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. Thermometer sells 5 in-app purchases, starting at $6.99 per 7 days. Masimo Radius T° asks for nothing beyond the download.
Masimo Radius T° holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 19 and 24 respectively. Written reviews point the same way: 91% of Masimo Radius T°'s written reviews are positive against 55% of Thermometer's.
Masimo Radius T° ships an update every 23 months, Thermometer monthly. The most recent releases landed on November 3, 2026 and November 12, 2026 respectively.
| Parameter | Masimo Radius T° | Thermometer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (19 ratings) — better | 4.4 (24 ratings) |
| Positive reviews | 90.9% of reviews — better | 54.5% of reviews |
| Number of ratings | 19 | 24 — better |
| Update frequency | Every 23 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 102 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Masimo Corporation | GT TRADE SIA |
Customer experience
Masimo Radius T°
Thermometer
In-app purchases
Masimo Radius T°
No in-app purchases
Thermometer
- Thermometer Full Access3 Days trial$6.997 Days
- Get Pro Access3 Days trial$7.997 Days
- Get Pro Access3 Days trial$9.991 Month
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- Get Pro Access$39.991 Year
- Lifetime Access$24.99
Questions
Is Masimo Radius T° free?
Is Thermometer free?
Which has better reviews, Masimo Radius T° or Thermometer?
Do Masimo Radius T° or Thermometer have ads?
Which is updated more often, Masimo Radius T° or Thermometer?
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