Best Indoor Thermometer Apps

248+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated September 2026

Indoor Thermometer is the household name in indoor thermometer, but it's far from the only option. We track 248+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Indoor Thermometer Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Indoor ThermometerIndoor ThermometerFree4.2★ (2.1K)YesNoSep 2026
2Thermometer - Indoor & OutdoorThermometer - Indoor & OutdoorFree4.2★ (2.6K)YesNoSep 2026
3Thermometer++ AppThermometer++ AppFree4.7★ (7.2K)YesYesSep 2026
4Room Temperature Thermometer.Room Temperature Thermometer.Free3.9★ (404)YesNoSep 2026
5ThermometerThermometerFree4.4★ (4.2K)YesYesSep 2026
6Thermometer-Room&Indoor TrackThermometer-Room&Indoor TrackFree4.5★ (394)YesNoSep 2026
7HD Thermometer ⊎HD Thermometer ⊎Free4.3★ (13K)YesYesSep 2026
8Room Thermometer : IndoorRoom Thermometer : IndoorFreeNoYesAug 2026

Top Picks for Indoor Thermometer

Indoor Thermometer#1

Indoor Thermometer by Ravibhai Ramani

Indoor temp, outfit & tips
Editor's Choice
☀️ Weather
4.2(2.1K ratings)
FreeAds
#32in Weather
Indoor Thermometer screenshot 1
Indoor Thermometer screenshot 2
Indoor Thermometer screenshot 3
Indoor Thermometer screenshot 4
Indoor Thermometer screenshot 5
Indoor Thermometer screenshot 6

This app provides accurate indoor temperature readings in Celsius and Fahrenheit, along with outdoor weather context. It offers outfit suggestions, seasonal lifestyle tips, and the ability to create and share custom temperature cards with themed wallpapers.

Thermometer - Indoor & Outdoor#2
4.2(2.6K ratings)
FreeAds
#50in 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

This app provides real-time temperature readings for both indoor room environments and outdoor locations worldwide. It offers detailed weather forecasts, including hourly and daily predictions, wind speed, humidity, and sunrise/sunset times. Easily monitor your home comfort or plan your travels with location-based weather information.

Thermometer++ App#3

Thermometer++ App by Viachaslau Tysianchuk

Temperature and more
Worth Considering
☀️ Weather
4.7😊(7.2K ratings)
FreeAdsIn-App Purchases
#89in Weather
Thermometer++ App screenshot 1
Thermometer++ App screenshot 2
Thermometer++ App screenshot 3

Transform your device into a precise thermometer. Get real-time outdoor temperature, humidity, pressure, and wind data for your current location. Utilizes AI to combine data from multiple sources for accurate, up-to-the-minute weather information.

What We Love

  • 🚀 Accurate temperature readings
  • 👍 Simple and easy to use
  • 🔍 Provides humidity information
  • 🌍 Works well in different locations

Room to Improve

  • 🐛 Inconsistent temperature readings
  • 🗺️ Inaccurate location detection
  • 🔌 Doesn't work without internet connection
  • 💰 Paid version required to remove ads

More Indoor Thermometer apps to explore

FAQ about Indoor Thermometer

What are the best indoor thermometer apps for iPhone?
Indoor Thermometer tops our indoor thermometer apps ranking as of September 2026, with a 4.2-star average from 2.1K App Store ratings, and it's free to download.
Yes — 20 of the top indoor thermometer apps we rank are free to download, including Indoor Thermometer and Thermometer - Indoor & Outdoor.
Indoor Thermometer shows ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 248+ indoor thermometer apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides accurate indoor temperature readings in both Celsius and Fahrenheit. It also displays current outdoor weather conditions for comparison, offers outfit suggestions based on temperature, and provides seasonal lifestyle tips for comfort and health. Users can also create and share visually appealing temperature cards with friends and family.
Key features include precise indoor temperature display, outdoor weather context, smart outfit recommendations, seasonal lifestyle tips, customizable themed wallpapers, and the ability to share personalized temperature cards. The app is designed with a privacy-first approach, requiring minimal permissions.

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