Best Free Thermometer Room Temp Apps

204+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated May 2026

Finding the right free thermometer room temp app can be overwhelming with so many options. We've analyzed 204+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Free Thermometer Room Temp

Thermometer - Indoor & Outdoor#2

Thermometer - Indoor & Outdoor by Vaibhavi Bhingradiya

Room Temp Thermometer
Strong Contender
☀️ Weather
4.2(793 ratings)
FreeAds
#81in Weather
Thermometer - Indoor & Outdoor screenshot 1
Thermometer - Indoor & Outdoor screenshot 2
Thermometer - Indoor & Outdoor screenshot 3
Thermometer - Indoor & Outdoor screenshot 4
Thermometer - Indoor & Outdoor screenshot 5
Thermometer - Indoor & Outdoor screenshot 6

Get real-time temperature insights with this app, which provides indoor and outdoor temperature readings, weather forecasts, and location-based forecasts. Download now to stay informed and prepared for any weather condition.

HD Thermometer ⊎#3

HD Thermometer ⊎ by Christophe Pereira

Current temperature & more
Worth Considering
☀️ Weather
4.3😐(322 ratings)
FreeAdsIn-App Purchases
#90in Weather
HD Thermometer ⊎ screenshot 1
HD Thermometer ⊎ screenshot 2
HD Thermometer ⊎ screenshot 3
HD Thermometer ⊎ screenshot 4

Track the current temperature and weather conditions with ease using a precise thermometer application. Stay informed about the temperature wherever you are with just a tap.

What We Love

  • ✅ Accurate
  • 🚀 Simple and reliable
  • 💻 Convenient for checking temperatures
  • 🌍 Provides temperatures for multiple locations

Room to Improve

  • 🚫 Does not measure indoor/room temperature
  • 🤔 Relies on weather data rather than direct measurement
  • 💰 Paid version required to remove ads

More Free Thermometer Room Temp apps to explore

4
Thermometer
Thermometer
Thermometer
Temperature & More
Free

Track temperature trends easily with this handy thermometer application. Stay informed about temperature changes and plan accordingly. Download now to stay ahead of the weather!

🔧 Utilities
(3.9K)
5
Room Temperature : Thermometer
Room Temperature : Thermometer
Room Temperature : Thermometer
Check Indoor Room Temperature
Free
☀️ Weather
(0)
6
Room Temperature & Thermometer
Room Temperature & Thermometer
Room Temperature & Thermometer
Check Temperature in Room
Free
☀️ Weather
(2)
7
Room Temperature + Thermometer
Room Temperature + Thermometer
Room Temperature + Thermometer
Indoor Temperature Checker App
Free

Stay informed and comfortable with indoor temperature and weather updates at your fingertips. Download now and get accurate room temperature, live weather, and more, with features like humidity tracking and customizable units, and upgrade to a Premium Subscription for ad-free and full-access experience.

☀️ Weather
(34)
8
Thermometer++ App
Thermometer++ App
Thermometer++ App
Temperature and more
Free

An app offering real-time temperature, humidity, and pressure data using AI technology. Users can track weather conditions at their current location or any chosen location with a minimalist design and the option to view Celsius or Fahrenheit degrees. Stay prepared for any weather with this fast and accurate thermometer app!

☀️ Weather
(7K)
9
Thermometer: Digital Room
Thermometer: Digital Room
Thermometer: Digital Room
Check indoor heat & weather!
Free
$2.99 | 100% OFF
☀️ Weather
(14)
10
Sensi
Sensi
Sensi
by Copeland LP
Free

Control your home comfort with the Sensi Smart Thermostat app. Easily adjust temperature settings, create schedules, receive service reminders, and connect to various smart home platforms for seamless control. Control your home comfort from anywhere with ease.

🌟 Lifestyle
(232K)
11
Thermometer-Room&Indoor Track
Thermometer-Room&Indoor Track
Thermometer-Room&Indoor Track
Smart Indoor & Outdoor Temps
Free

This app is a smart temperature monitoring tool that tracks indoor and outdoor temperatures in real time, providing detailed historical data and trend charts to easily understand and respond to temperature changes. With multi-location support, you can monitor temperatures from different regions in one app.

🔧 Utilities
(255)
12
ThermoWorks
ThermoWorks
ThermoWorks
by ThermoWorks, Inc.
Free

Track temperatures with precision using the redesigned ThermoWorks app. Set temperature alarms, view graphs, and store session data in ThermoWorks Cloud for easy access and review. Compatible with various ThermoWorks Bluetooth and Wi-Fi devices for seamless monitoring.

🔧 Utilities
(15K)
13
Body Temperature App For Fever
Body Temperature App For Fever
Body Temperature App For Fever
Thermometer. Checker. Tracker
Free

Track, log, and monitor your body temperature, symptoms, and medications with ease using this app. Stay proactive about your health by keeping an eye on your well-being and sharing your data with healthcare professionals. Download now for free!

🏥 Medical
(22K)
14
TempPro Sensor
TempPro Sensor
TempPro Sensor
by iTronics Co., Limited
Free

Receive real-time temperature and humidity data from ThermoPro thermometers, view historical data for up to a year, and receive alerts when readings go out of set range. Experience the convenience of monitoring your environment with precision - download the app now!

🌟 Lifestyle
(10K)
15
Room Temperature Thermometer.
Room Temperature Thermometer.
Room Temperature Thermometer.
Temperature & Thermometer
Free
☀️ Weather
(5)
16
MEATER® Smart Meat Thermometer
MEATER® Smart Meat Thermometer
MEATER® Smart Meat Thermometer
Bluetooth & WiFi Thermometer
Free

Revolutionize your cooking experience with a smart meat thermometer that connects to your phone via Bluetooth, allowing you to monitor and track the internal temperature of your meat for perfect results every time. Take the guesswork out of cooking meat with real-time temperature updates sent straight to your phone. Master the art of cooking with precision.

🍔 Food & Drink
(126K)
17
Thermometer-Simple thermometer
Thermometer-Simple thermometer
Thermometer-Simple thermometer
smart thermometer
Free

This portable thermometer app provides real-time weather temperature measurements, allowing users to stay informed about current temperatures. With a realistic design and features like temperature unit settings, automatic location positioning, and timely data refresh, users can get accurate test results and even access additional features like temperature trend graphs and UV trend charts with a subscription.

☀️ Weather
(132)
18
FireBoard®
FireBoard®
FireBoard®
by FireBoard Labs, LLC
Free

FireBoard® is a Cloud-Connected Smart Thermometer for remote temperature monitoring in various settings. It supports multiple temperature probes, offers real-time updates via the cloud, and can be easily set up on your wireless network. Explore more at www.fireboard.com.

🔧 Utilities
(4.2K)
19
Digital Thermometer - Current Temperature in Celcius or Fahrenheit, Humidity, and Atmospheric Pressure Pyrometer
Digital Thermometer - Current Temperature in Celcius or Fahrenheit, Humidity, and Atmospheric Pressure Pyrometer
Digital Thermometer - Current Temperature in Celcius or Fahrenheit, Humidity, and Atmospheric Pressure Pyrometer
by WL Online Marketing LLC
Free
☀️ Weather
(56)
20
The Thermometer -Digital-
The Thermometer -Digital-
The Thermometer -Digital-
Simple Temperature Humidity
Free

"The Thermometer -Digital- is a simple app that provides real-time outdoor temperature, humidity, and time. Customize colors, switch between Celsius and Fahrenheit, and upgrade to the premium plan for saving multiple locations and an ad-free experience. Download now to effortlessly stay informed about weather conditions!"

☀️ Weather
(523)