Comparison

STEADYTEMP Smart Thermometer vs Thermometer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

STEADYTEMP Smart Thermometer

Continuously track body temperature and log symptoms with a sensor patch. Data syncs wirelessly to your phone, displaying temperature curves and allowing you to share your health history with your doctor. Ideal for monitoring illness, post-surgery recovery, and family health.

Highlights
  • Continuous temperature measurement
  • Automatic data sync via NFC
  • Symptom and medication logging
  • Shareable health history
  • Verified measurement accuracy
  • Radiation-free transmission
Features
Read full description

Your health. Always in view. SteadyTemp helps you see what you would normally miss: the sensor patch measures your body temperature continuously and automatically, directly in the armpit — day and night. Ideal for children and adults, so no temperature change goes undetected. Here's how it works: The patch automatically records a new temperature value every 5 minutes. The data is transferred to the app via NFC – radiation-free and within seconds. After syncing, your temperature curve is displayed. You can also log symptoms and medications, and share the full history directly with your doctor. Single values become valuable insights. SteadyTemp is made for: Tracking body temperature during illness — around the clock, effortlessly Temperature tracking after surgery to better identify potential infections Staying ahead during cold and flu season — for the whole family What makes SteadyTemp special: Verified measurement accuracy Radiation-free NFC transmission User-friendly & intuitive — no medical background needed GDPR-compliant: your data belongs to you FDA-cleared and CE-certified clinical thermometer Need patches? Directly in the app under "Shop" or at www.steadytemp.health/shop MEDICAL DISCLAIMER SteadyTemp does not replace professional medical advice. Always seek a doctor's advice in addition to using this app and before making any medical decisions. All information is for personal guidance only and is only suitable as a diagnosis in consultation with a doctor. SteadyTemp Home should not be used in situations requiring immediate clinical decision-making or real-time monitoring of body temperature (e.g. acute or emergency care situations). REGULATORY STATUS The SteadyTemp sensor patch is a medical device cleared by the U.S. Food and Drug Administration (FDA 510(k) K233280) for use in the United States, and CE-marked under the EU Medical Device Regulation (MDR) for use in the European Economic Area. Please read the Instructions for Use before using SteadyTemp Home. They are available in the app menu and in the SteadyTemp web shop. SteadyTemp® Home is a registered trademark of SteadySense GmbH, Johann-Schreiner-Strasse 3, A-8074 Raaba-Grambach, Austria.

About

Thermometer

Estimate body temperature using your smartphone without a physical thermometer. Track heart rate, blood pressure, and sync with Apple Watch for real-time fever alerts. Log custom health data and generate shareable PDF reports.

Highlights
  • Temperature estimation without a thermometer
  • Apple Watch Series 8 sync for readings
  • High fever alerts
  • Blood pressure tracking and trend analysis
  • Custom health logs with notes
  • Apple Health sync
  • Shareable PDF reports
Features
Read full description

No thermometer, no problem. Calculate body temperature with your iPhone. Turn your smartphone into a versatile tool for tracking temperature, heart rate, and blood pressure—anytime, anywhere. Functionalities:- -Temperature Estimation: Use your smartphone to estimate body temperature without the need for a physical thermometer. -Apple Watch Sync: Connect seamlessly with Apple Watch Series 8 for automatic temperature readings and real-time fever alerts. -High Fever Alerts: Receive automatic alerts from your Apple Watch when a high fever is detected, keeping you informed in real-time. -Blood Pressure Tracking: Effortlessly log and track your blood pressure, complete with trend analysis for better insights and PDF sharing. -Custom Health Logs: Add personalized notes to track symptoms, treatments, or anything else alongside your health data. -Apple Health sync and PDF reports: Sync with Apple Health and generate easy-to-share temperature PDF reports to keep your family informed. Whether you’re managing a fever, keeping an eye on your cardiovascular health, or tracking your blood pressure, this app offers a simple and effective way to stay in control of your wellness. Ideal for personal use, families, and healthcare providers, our app ensures you stay informed about your vital signs and make confident health decisions. Important: This app is not intended to replace medical advice or treatment. Please consult with a healthcare professional for any medical issues. Terms of use: https://bodytemperatureche.wixsite.com/website-5/legal Privacy policy: https://bodytemperatureche.wixsite.com/website-5/legal Visit us: https://https://bodytemperatureche.wixsite.com/website-5

Screenshots

STEADYTEMP Smart Thermometer4 screens
Thermometer4 screens

Verdict

The call

The clearest difference is review sentiment: STEADYTEMP Smart Thermometer at 100% against Thermometer's 32%. STEADYTEMP Smart Thermometer also leads on in-app purchases (none vs 6). Thermometer's advantage is update cadence (fortnightly vs every 4 months) and device support (3 vs 1). On price, ads and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Thermometer sells 6 in-app purchases, starting at $5.99 per 7 days. STEADYTEMP Smart Thermometer asks for nothing beyond the download.

UpkeepUpdate frequency

STEADYTEMP Smart Thermometer ships an update every 4 months, Thermometer fortnightly. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

Scorecard5 real differences · 5 level
STEADYTEMP Smart Thermometer versus Thermometer: the parameters behind the verdict, then further details
ParameterSTEADYTEMP Smart ThermometerThermometer
PriceFreeFree
Rating—4.6 (409 ratings) — better
Positive reviews100.0% of reviews — better31.6% of reviews
Number of ratings—409 — better
Update frequencyEvery 4 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPod, Apple Watch — better
Requires iOS16.015.0 — better
Further details — not scored
Size83 MB59 MB
Age rating17+17+
DeveloperSteadySense GmbH199 Developments Private Limited

Customer experience

STEADYTEMP Smart Thermometer

Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Thermometer

All ratings409 ratings
Positive92.4%
Neutral1.0%
Negative6.6%
Written reviews57 reviews
Positive31.6%
Neutral8.8%
Negative59.6%

Bugs and requests

STEADYTEMP Smart Thermometer

Not enough reviews yet to summarise bugs or requests.

Thermometer

Reported bugs

2 issues
  • Subscription issues and unexpected charges
  • App not functioning as advertised

Requested features

3 requests
  • Option to default to Fahrenheit
  • Ability to share breathing exercises
  • Improved compatibility with newer devices

In-app purchases

None

STEADYTEMP Smart Thermometer

No in-app purchases

6 purchases

Thermometer

Subscriptions5
  • Week- Body Temperature Checker$5.997 Days
  • Year Promo- Body Thermometer$19.991 Year
  • Year- Body Temperature Checker$29.991 Year
Show 2 more
  • Yearly- Body Fever Checker3 Days trial$29.991 Year
  • Yearly - Thermometer + Blood Oxygen$29.991 Year
One-time1
  • Lifetime- Body Fever Checker$49.99

Questions

Is STEADYTEMP Smart Thermometer free?
STEADYTEMP Smart Thermometer is free to download, with no in-app purchases.
Is Thermometer free?
Thermometer is free to download, with in-app purchases available.
Do STEADYTEMP Smart Thermometer or Thermometer have ads?
Neither STEADYTEMP Smart Thermometer nor Thermometer shows ads.
Which is updated more often, STEADYTEMP Smart Thermometer or Thermometer?
STEADYTEMP Smart Thermometer ships an update every 4 months, and Thermometer fortnightly. Most recently, STEADYTEMP Smart Thermometer was updated on October 24, 2026 and Thermometer on October 27, 2026.

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