ThermoRegisterPlus vs Thermometer Log
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ThermoRegisterPlus
Record your body temperature and basal body temperature data directly to Apple Health. This application allows manual entry of temperature readings from your phone, helping you track your health metrics.
- Register body temperature data
- Register basal body temperature data
- Data syncs to Health app
- Manual data entry via phone
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ThermoRegisterPlus can be register Body Temperature(&Basal Body Temperature) data Point to Health app for iOS. Features - Add Body Temperature Data by using your Phone - Add Basal Body Temperature Data by using your Phone(optional) ※iPhone do not have a mechanism for measuring body temperature. ThermoRegisterPlus is an app to register the measured value.
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.
- Easy temperature recording
- Celsius and Fahrenheit support
- Weekly, monthly, and 3-month graphs
- Average temperature display
- Data correction and addition
- CSV export
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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
Verdict
The clearest difference is review sentiment: ThermoRegisterPlus at 100% against Thermometer Log's 50%. ThermoRegisterPlus also leads on rating (5.0 vs 4.8) and iOS requirement (8.0 vs 15.6). Thermometer Log's advantage is update cadence (every 2 months vs every 14 months) and ratings volume (6 vs 1). On price, ads, in-app purchases and monetization model 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. ThermoRegisterPlus sells 1 one-off in-app purchase and Thermometer Log sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
ThermoRegisterPlus holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Thermometer Log has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of ThermoRegisterPlus's written reviews are positive against 50% of Thermometer Log's.
ThermoRegisterPlus ships an update every 14 months, Thermometer Log every 2 months. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.
| Parameter | ThermoRegisterPlus | Thermometer Log |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.8 (6 ratings) |
| Positive reviews | 100.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 1 | 6 — better |
| Update frequency | Every 14 months | Every 2 months — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 9 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Airwire products. | Kei Suefuji |
Customer experience
ThermoRegisterPlus
Thermometer Log
In-app purchases
ThermoRegisterPlus
- ThermoRegister Pro ver.$0.99
Thermometer Log
- PREMIUM$4.99
Questions
Is ThermoRegisterPlus free?
Is Thermometer Log free?
Which has better reviews, ThermoRegisterPlus or Thermometer Log?
Do ThermoRegisterPlus or Thermometer Log have ads?
Which is updated more often, ThermoRegisterPlus or Thermometer Log?
Other comparisons
