How to Measure a Room’s Temperature With Your iPhone

If you are using your iPhone for everything these days, you will want to know if you can figure out the room temperature with it, which means knowing what your phone can and can’t do. However, if you purchase the right sensor or temperature system for your house, you can easily see the temperature at any given time. This will also be a simple way to adjust the temperature as needed if you aren’t at home.

If this is how you want to keep an eye on what each room is at in terms of warmth, you need to have the right devices ready. The more you know about this, the easier it will be for you to decide which options to choose. Keep reading on to find out more about the top devices you can use to measure the room temperature using your iPhone with our comprehensive guide.

Does the iPhone Have a Thermometer?

The first question that you might have is whether or not your iPhone would have a separate thermometer. The answer would be no, it doesn’t have an external thermometer, but it does have one for the phone’s interior. This will let you know how warm your phone is, but it won’t help you determine the air temperature around you.

However, you can change this by installing an application and having a small device placed in your home to see the temperature in specific rooms and areas. If you can pair the mobile device with the right sensor, you can easily get the alerts on your phone for your chosen settings. This would allow you to make the adjustments easily, and you would know just how much you might be spending on your utility bills.

Is There a Room Temperature App for iPhone?

If you want to make your iPhone into a thermometer or thermostat, then the first thing you need to look at and download are some room-temperature applications. There is a wide array that you would be able to use, and this would easily be able to transform your current iPhone, of any model, into a thermometer. You should make sure to think about what these applications can do for you before you install them.

You must think about if the applications you can download would require a sensor, and if so, then how big it would be. This is vital, and you would need to know the limitations and how you will get the notifications for the latest information regarding the temperature. The more you know, the easier it will be to decide which application and device would be right for your needs.

Best Devices to Measure Room Temperature With Your iPhone

You must know what the best devices are that you can buy that would help you to measure the room air temperature using your iPhone. These would come with devices you would set out somewhere in the room and get the readings on your iPhone. This will be one of the top ways to transform your mobile device into a thermostat easily.

Here are a few of the top models that you should ensure that you are checking out, including:

1. Best Overall: SensorPush Wireless Thermometer and HygrometerSensorPush Wireless Thermometer and Hygrometer

If you want something that you can put anywhere, then this one will be ideal since the sensor is small. This one has a range of around 325 feet, which means no matter where you are in your home, you can get updates about the temperature. This needs to be set-up on your mobile device, which can be iPhone or Android-based, to access the application.

This device is a light blue color with green accents, and it will be small enough to fit in any corner. It works over Bluetooth, but you can also purchase the separate wi-fi based gateway so you can get your alerts through that way as well. The application is straightforward to read, and it can be set-up for different rooms to look at what is happening.

Alerts can be customized so you can know when the temperature has gotten too high or low, and you can use the information to help you calculate your utility bill later as well.


  • It can be used and set-up for different areas of the home.
  • Compact sensors
  • Lightweight
  • Ability to see the temperature as graphs for the day
  • Shows temperature as well as humidity


  • Expensive
  • Requires calibration before it can be used
  • No Siri, Alexa, or other smart pairing assistant interface


If you want something that would be lightweight and easy to place somewhere, nobody will notice it; then this is the model for you.

2. Runner Up: Mini Wireless Temperature and Humidity Mini Wireless Temperature and Humidity Sensor

If you aren’t interested in getting the best, but just something that will work great, this might be the ideal model for you. The sensor is tiny, and it is black, so it won’t stick out when you place it in your office or any other room in the house. You will be able to get alerts on your phone for any areas where you place this if the temperature goes above or below the desired limitations.

It has an unlimited history, so you would be able to go back and scroll to see the home’s average temperatures. If you don’t mind dark settings in the application, then this one will be great to use, and you can see the humidity and temperatures as graphs for the hour, days, month, and even year.

You would also be able to download the history if you want to see more, and it can be opened in Google Sheets or Microsoft Excel. This is great for closed spaces like your gun safe, wine cellar, medicine cabinet, pet cages, and more where the temperature is vital.


  • Long history
  • Affordable
  • Easy to use
  • Ideal for pet cages
  • History can be downloaded
  • 1 year limited warranty


  • Can’t work over the internet
  • Sometimes it doesn’t work if walls or appliances are in the way.
  • Notifications sometimes require you to be close to the device.


No matter what, if you want something that will be easy to use and lightweight, then this is the perfect model to check out.

3. Best Budget Option: Govee Indoor Hygrometer ThermometerGovee Indoor Hygrometer Thermometer

For those who don’t have a large budget but want to use their iPhone to see the current temperature readings, this is the right model. It comes with a large display, and more accurate information would be sent to your phone, and you can easily read the information. The display will tell you what the current temperature and humidity levels are, and the large size makes it easy to read.

This will allow you to save the data for around 20 days before it is erased and the storage starts over again, which makes it easier for you to see what the readings were before. You can also download around 2 years’ worth of data if you want to see it on your computer, especially if you hope to compare temperature data.

You can easily set the alarms you want for the temperatures, and you can easily connect a few devices to this application. If you are hoping to use the LCD screen and your phone at the same time, this model will be the perfect option.


  • Budget-friendly
  • Easy to read screen
  • Lightweight
  • Can be used with the LCD screen and your mobile device


  • Larger in size
  • Can’t turn off the GPS if you want it to be able to connect to your phone


For those who don’t have a major issue with a larger sized device or even an additional screen, this is the ideal model for you to check out.

Final Thoughts

You must pick the right device that will help you monitor and measure any room temperature in your home. It would help if you thought about the various available models and which one would fit your needs, including the size, usage, and even the price. There are so many options that you can pick and choose from, and these can all connect to your phone, so you get notifications.

You will want to look at the device’s size and how easy it would connect to your phone, and how it does. The more you know, the simpler it will be for you to choose one of these devices to use in your home. Go ahead and check out these options to find the one that would best suit your requirements.

My name is Ryan. I have had a hard time dealing with my allergies. Happily, I found that an air purifier was effective to ease my allergy symptoms. I spent a lot of time researching the best air purifier. I know how hard it can be to find the suitable one. During the reading period, I also read a lot about humidifiers and dehumidifiers. I learned the mechanisms behind the technologies as well as the manufacturers and organizations within the industry. I now feel convinced that I have built a guide that shows you all you need to know about air purifiers, humidifiers, and dehumidifiers. So I came up with the idea of creating this website.

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