Comparison

Fever Scout vs Thermometer Log

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

Head to head
About

Fever Scout

This app works with a wearable thermometer to continuously monitor a child's temperature. It displays trends, logs symptoms, and sends alerts for high temperatures. Data can be exported for easy sharing with healthcare providers.

Highlights
  • Continuous temperature monitoring
  • Trending temperature graphs
  • Medication and symptom logging
  • Historical temperature data
  • Multiple user support
  • Customizable temperature alerts
  • Data export via email/SMS
Features
Read full description

As a busy parent, when your kid isn’t feeling well, you could use a little extra help. Fever Scout is a soft wearable thermometer that continuously measures temperature and wirelessly sends that information to your iPhone. The Fever Scout app requires the Fever Scout patch to function. Fever Scout App The Fever Scout app provides a practical and intuitive platform for users to monitor temperature and actively care for their loved ones. ● Provides users with temperature monitoring view: trending temperature graph ● Logs medication and symptoms of user ● Displays current and historical temperature trends in hours, days, weeks, or months ● Monitors multiple users from a single account ● Sends a notification if temperature reaches a user’s defined temperature alert ● Exports temperature information via email or SMS Fever Scout Patch The Fever Scout patch is a soft, silicone patch designed to be both fun and comfortable for children. The patch is designed to be worn with the temperature sensor in the armpit and will display the user’s body temperature. Fever Scout can be worn multiple times by using the included medical grade adhesives and can be recharged with the accompanying charger. The Fever Scout app is compatible with the iPhones that have Bluetooth 4.0 Low Energy capability, and running on iOS. Continued use of GPS running in the background can dramatically decrease battery life.

About

Thermometer Log

Easily record and track your body temperature with this intuitive app. View historical data, analyze trends with graphs, and export your records. Supports both Celsius and Fahrenheit units.

Highlights
  • Easy temperature recording
  • Celsius and Fahrenheit support
  • Weekly, monthly, and 3-month graphs
  • Average temperature display
  • Data correction and addition
  • CSV export
Features
Read full description

This app is an app that allows you to easily record your body temperature. You can record many times a day! In addition, two units of body temperature can be used: Celsius (℃) and Fahrenheit (℉). Just move the scale on the home screen left and right to set the body temperature, and tap the save button to easily record the body temperature and save time! Since it can be recorded many times a day, it is ideal for recording body temperature in the morning and at night. On the "Analysis" screen, a graph of weekly, monthly, and 3-month body temperature is displayed. In addition, the average body temperature for that period is displayed. You can check the data by tapping the graph. On the "History" screen, the record of the body temperature of the year and month selected in the upper right of the screen is displayed. You can correct the body temperature data by double tapping the data. If you forget to record the body temperature data, you can add it by tapping the "Add" button on the upper left of the screen. When you tap the "Add" button, the input screen will be displayed. Select and add the date, time, and body temperature. By tapping the "Export CSV file" button, you can convert the history data to a CSV file and attach it to an email for export. On the "Settings" screen, you can set the unit of body temperature. You can also set the day of the week at the beginning of the week in the weekly graph. You can choose to start on Monday or Sunday. In the free version, you can check the body temperature record for up to one week. If you have an unlimited recording period and want to check monthly or 3 month data, please consider purchasing the premium version in the app. ---------------------- Terms of Service and Privacy Policy: https://akikibai-labolatory.jimdofree.com/privacy-policy-log-apps/

Screenshots

Fever Scout4 screens
Thermometer Log4 screens

Verdict

The call

The clearest difference is rating: Thermometer Log at 4.8 against Fever Scout's 2.6. Thermometer Log also leads on review sentiment (50% vs 17%). Fever Scout's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence 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. Thermometer Log sells 1 one-off in-app purchase. Fever Scout asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Thermometer Log holds the better App Store score, 4.8 against 2.6. Both are backed by a comparable volume of ratings — 26 and 6 respectively. Written reviews point the same way: 17% of Fever Scout's written reviews are positive against 50% of Thermometer Log's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on July 4, 2026 and September 21, 2026 respectively.

Scorecard7 real differences · 3 level
Fever Scout versus Thermometer Log: the parameters behind the verdict, then further details
ParameterFever ScoutThermometer Log
PriceFreeFree
Rating2.6 (26 ratings)4.8 (6 ratings) — better
Positive reviews16.7% of reviews50.0% of reviews — better
Number of ratings26 — better6
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.0 — better15.6
Further details — not scored
Size58 MB6 MB
Age rating4+4+
DeveloperVivaLnkKei Suefuji

Customer experience

Fever Scout

All ratings26 ratings
Positive38.5%
Neutral3.8%
Negative57.7%
Written reviews6 reviews
Positive16.7%
Neutral0.0%
Negative83.3%

Thermometer Log

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive50.0%
Neutral10.0%
Negative40.0%

In-app purchases

None

Fever Scout

No in-app purchases

1 purchases

Thermometer Log

One-time1
  • PREMIUM$4.99

Questions

Is Fever Scout free?
Fever Scout is free to download, with no in-app purchases.
Is Thermometer Log free?
Thermometer Log is free to download, with in-app purchases available.
Which has better reviews, Fever Scout or Thermometer Log?
Thermometer Log is rated higher. Fever Scout averages 2.6 out of 5 from 26 ratings, while Thermometer Log averages 4.8 from 6 ratings.
Do Fever Scout or Thermometer Log have ads?
Thermometer Log shows ads; Fever Scout does not.
Which is updated more often, Fever Scout or Thermometer Log?
Fever Scout ships an update every 2 months, and Thermometer Log every 2 months. Most recently, Fever Scout was updated on July 4, 2026 and Thermometer Log on September 21, 2026.

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