Comparison

iThermonitor vs Temperature + Blood Oxygen app

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

Head to head
About

iThermonitor

Continuously monitor your child's temperature with real-time data collection and analysis. Receive high temperature alerts and access expert fever management information. Track temperature trends and sync data with your health app for comprehensive care.

Highlights
  • 24/7 temperature monitoring
  • Real-time high temperature alerts
  • Temperature trend charting
  • Professional data analysis
  • Fever management information
  • Multi-child support
  • Health app integration
Features
Currently charting
Read full description

The most exciting update of iThermonitor app ever! Besides the brand-new user interface, the Temperature Analysis shows the highest temperature and the duration of fever for each episode. The Temperature Trend Chart combines temperature chart and fever related events, enabling the doctor to understand your child’s fever progression in a more informed way. For those who have more than one child, one smartphone can now connect with multiple iThermonitor sensors. 24/7 MONITORING - Connecting with the iThermonitor sensor, this app collects temperature data every 4 seconds and develops a temperature chart. HIGH TEMPERATURE ALERT – The app captures your child’s abnormal temperature in real time so that you can take necessary actions immediately. DATA ANALYSIS - Professional data analysis of body temperatures through collaboration with Boston Children’s Hospital, affiliated hospital of Harvard Medical School. FEVER TIPS- Free access to the Fever Management Information framework – Thermia, licensed from Boston Children’s Hospital, the #1 pediatric hospital in the US. ANYWHERE, ANYTIME – For parents and grandparents, wherever you are, you can always monitor your children’s temperature. iThermonitor has integrated with the Health App and you can sync body temperature data to the Health app (requires iOS8). Purchase on Amazon: http://t.cn/RwBpOPy Website: http://en.raiing.com/ Feedback: support@raiing.com Facebook: https://www.facebook.com/pages/iThermonitor/282296251955418 Twitter: https://twitter.com/RaiingMed

About

Temperature + Blood Oxygen app

Monitor your body temperature and blood oxygen saturation levels. Visualize your health trends over time with this simple tracking tool. Gain insights into your well-being.

Highlights
  • Track body temperature
  • Monitor blood oxygen levels
  • View health trends
  • Simple interface
  • Privacy focused
Features
Read full description

Track your temperature and blood oxygen. See your trends. Monitor your health. Simple free body temperature tracker. Privacy policy https://tinyurl.com/temperature-privacy-policy Terms of use https://tinyurl.com/temperature-terms-of-use

Screenshots

iThermonitor1 screens
Temperature + Blood Oxygen app4 screens

Verdict

The call

The clearest difference is rating: Temperature + Blood Oxygen app at 3.7 against iThermonitor's 2.7. Temperature + Blood Oxygen app also leads on update cadence (every 3 weeks vs every 2 months). iThermonitor's advantage is in-app purchases (none vs 3) and chart position (#122 vs unranked). On price, review sentiment, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Temperature + Blood Oxygen app sells 3 in-app purchases, starting at $3.99 per month. iThermonitor asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Temperature + Blood Oxygen app holds the better App Store score, 3.7 against 2.7. Both are backed by a comparable volume of ratings — 314 and 72 respectively. Written reviews point the same way: 15% of iThermonitor's written reviews are positive against 21% of Temperature + Blood Oxygen app's.

UpkeepUpdate frequency

iThermonitor ships an update every 2 months, Temperature + Blood Oxygen app every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard7 real differences · 4 level
iThermonitor versus Temperature + Blood Oxygen app: the parameters behind the verdict, then further details
ParameteriThermonitorTemperature + Blood Oxygen app
PriceFreeFree
Rating2.7 (314 ratings)3.7 (72 ratings) — better
Positive reviews15.2% of reviews20.5% of reviews — better
Number of ratings314 — better72
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank#122 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size53 MB25 MB
Age rating12+12+
DeveloperRaiing Medical CompanyAndrey Kiselev

Customer experience

iThermonitor

All ratings310 ratings
Positive39.0%
Neutral11.0%
Negative50.0%
Written reviews125 reviews
Positive15.2%
Neutral7.2%
Negative77.6%

Temperature + Blood Oxygen app

All ratings72 ratings
Positive68.1%
Neutral1.4%
Negative30.6%
Written reviews39 reviews
Positive20.5%
Neutral0.0%
Negative79.5%

Bugs and requests

iThermonitor

Reported bugs

13 issues
  • App crashes immediately after login
  • Cannot enter birthdate in profile setup
  • Remote mirroring functionality broken after updates
  • Device connection wheel spins indefinitely
  • Password reset feature non-functional
Show 8 more
  • Paste disabled in password field
  • Watch app only displays 'Log in on iPhone' message
  • Blank screens on app launch
  • Constant disconnection requiring manual reconnection
  • Profile data changes unexpectedly (birthday month resets)
  • Cannot pair with Apple Watch despite claims
  • Sign-up process fails for adult users
  • App loses all data after updates

Requested features

11 requests
  • Apple Watch native integration and complications
  • Cloud synchronization and multi-device mirroring
  • Expanded temperature range settings (below 95°F)
  • Selective alert controls (high/low temperature separately)
  • Data export in text/CSV format instead of images
Show 6 more
  • Larger, more readable fonts for iPad viewing
  • Device status indicator with color-coded LED
  • Ability to delete medicine reminder notifications
  • Extended Bluetooth range for remote monitoring
  • Adult-only profile option
  • Improved adhesive patches or alternative attachment methods

Temperature + Blood Oxygen app

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

iThermonitor

No in-app purchases

3 purchases

Temperature + Blood Oxygen app

Subscriptions3
  • Temperature, Blood Oxygen Pro$3.991 Month
  • Temperature, SpO2 Pro3 Days trial$3.991 Month
  • Finger pulse oximeter diary3 Days trial$14.991 Year

Questions

Is iThermonitor free?
iThermonitor is free to download, with no in-app purchases.
Is Temperature + Blood Oxygen app free?
Temperature + Blood Oxygen app is free to download, with in-app purchases available.
Which has better reviews, iThermonitor or Temperature + Blood Oxygen app?
Temperature + Blood Oxygen app is rated higher. iThermonitor averages 2.7 out of 5 from 314 ratings, while Temperature + Blood Oxygen app averages 3.7 from 72 ratings.
Do iThermonitor or Temperature + Blood Oxygen app have ads?
Neither iThermonitor nor Temperature + Blood Oxygen app shows ads.
Which is updated more often, iThermonitor or Temperature + Blood Oxygen app?
iThermonitor ships an update every 2 months, and Temperature + Blood Oxygen app every 3 weeks. Most recently, iThermonitor was updated on October 24, 2026 and Temperature + Blood Oxygen app on October 25, 2026.

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