SensorBlue vs Thermometer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SensorBlue
Easily monitor temperature and humidity conditions affecting your belongings. Pair the app with a compatible sensor to view real-time environmental status. Export historical data for analysis.
- Real-time temp and humidity monitoring
- Easy sensor pairing
- Support for over 100 devices
- Data export to CSV
- 10-minute data recording interval
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The Smart Hygrometer Thermometer is the easiest way to monitor the humidity and temperature conditions affecting the things you are about. Just quickly pair the app with the humidity-temperature sensor. Then you can check the current temp and humidity status of the environment. You can connect more than 100 devices in your app. If you want to use data, you can export your entire history to CSV for analysis. It records the data every 10 mins.
Thermometer
Displays real-time outdoor temperature, sensible temperature, humidity, and barometric pressure based on your current location. Get accurate meteorological data from nearby stations to plan your day.
- Outdoor temperature display
- Sensible temperature
- Humidity readings
- Barometric pressure
- Wind speed and direction
- Location-based data
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【Overview】 The thermometer displays the current outdoor temperature, sensible temperature, humidity, and barometric pressure based on the location. Get meteorological data from a nearby meteorological station. temperature, Sensible, Humidity, Atmospheric, pressure, wind, speed, direction, information, location, weather [Main functions] ・ temperature ・ Sensible temperature ・ Humidity ・ Atmospheric pressure ・ Entering and exiting the sun ・ Wind speed ・ Wind direction ・ Location information 【Introduction】 ・ Feel free to check with a thermometer before going out! -Easy to check temperature, temperature, etc.! ・ Temperature can be displayed instantly even when you are out. [About this application] ○ Compatible models: iOS 12.0 ~ We will continue to respond to your requests, so If you have any requests, please let us know!
Screenshots
Verdict
The clearest difference is rating: Thermometer at 4.7 against SensorBlue's 3.2. Thermometer also leads on review sentiment (81% vs 46%). SensorBlue's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume, 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
Both are free to download. Thermometer sells 4 one-off in-app purchases. SensorBlue asks for nothing beyond the download.
Thermometer holds the better App Store score, 4.7 against 3.2. Both are backed by a comparable volume of ratings — 14 and 28 respectively. Written reviews point the same way: 46% of SensorBlue's written reviews are positive against 81% of Thermometer's.
SensorBlue ships an update every 6 weeks, Thermometer every 5 weeks. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.
| Parameter | SensorBlue | Thermometer |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (14 ratings) | 4.7 (28 ratings) — better |
| Positive reviews | 46.5% of reviews | 81.0% of reviews — better |
| Number of ratings | 14 | 28 — better |
| Update frequency | Every 6 weeks | Every 5 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 29 MB | 62 MB |
| Age rating | 4+ | +4 |
| Developer | 苏华 赵 | hidehiko aihara |
Customer experience
SensorBlue
Thermometer
Bugs and requests
SensorBlue
Reported bugs
32 issues- App stopped working, garbage readouts
- Calibration does not work
- Sensor freezes and stops reporting
- Unable to reset after data import
- Sensor fails to log data
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- Notifications only arrive when app is open
- App crashing when viewing logged data
- Calibration input text is white and hard to see
- Sensor shows only real-time data, no diagram
- Synchronization takes too long
- New log starts repeatedly
- Humidity log missing after update
- Humidity button disappeared
- Sensors won't stop beeping after update
- Humidity history/detail disappeared
- Data recovery incomplete due to resets
- Cannot re-pair after battery replacement
- Hygrometer reports incorrect humidity
- Time interval for displaying data not working
- Export to CSV button not working
- Invalid Date Format error on CSV export
- App wiped data without warning
- Device rarely connects after going out of range
- App stops updating, shows old data
- Feedback button not working
- CSV export failed with iOS 14
- Data export function broken
- Notification works only if app is open
- App becomes very slow with more synced data
- CSV export not working, mail window opens but cannot send
- Alarm only works when app is open
- No daily screen, graph from beginning of installation
Requested features
16 requests- Support for shortcuts/Siri
- Widget for home screen
- iPad version of the app
- Russian language support
- Absolute Humidity calculation
Show 11 moreShow fewer
- Dark mode
- Option to remove photos
- Zoomable graphs with day/week/month tabs
- Background syncing option
- Option to delete measurements
- Hybrid graph of temp+humidity and dew point
- Apple Watch support
- Notification if temp/humidity cross levels
- Option for rounding temperature display
- Manual definition of max/min change with graph zoom
- Last-updated-at timestamp for sensors
Thermometer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SensorBlue
No in-app purchases
Thermometer
- Coffee (Regular)$0.49
- 開発者応援募金$1.99
- Coffee (Large)$1.99
Show 1 moreShow fewer
- Cake Set$5.99
Questions
Is SensorBlue free?
Is Thermometer free?
Which has better reviews, SensorBlue or Thermometer?
Do SensorBlue or Thermometer have ads?
Which is updated more often, SensorBlue or Thermometer?
Other comparisons
