Best Temperature Calculator Apps

236+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated September 2026

If you already know 4, this is the deeper bench. 236+ temperature calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Temperature Calculator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
14-20 Temperature Calculator4-20 Temperature CalculatorFree3.0★ (2)NoNoMay 2026
2Dough Temperature CalculatorDough Temperature CalculatorFree5.0★ (3)NoNoMay 2026
3Digital Temperature ConverterDigital Temperature ConverterFree4.6★ (1.1K)YesYesAug 2026
4Mila's Temperature ConverterMila's Temperature ConverterFree4.3★ (8)YesYesSep 2026
5Temperature ConverterTemperature ConverterFree4.8★ (6.3K)NoYesSep 2026
6Temperature CheckerTemperature CheckerFree4.2★ (39)NoYesSep 2026
7Room Temperature : ThermometerRoom Temperature : ThermometerFree2.6★ (10)YesYesSep 2026
8Temperature Converter .Temperature Converter .Free4.7★ (119)NoYesSep 2026

Top Picks for Temperature Calculator

4-20 Temperature Calculator#1

4-20 Temperature Calculator by Mantas Kamarauskas

Temperature to current scaling
Editor's Choice
🔧 Utilities
3.0(2 ratings)
Free
4-20 Temperature Calculator screenshot 1
4-20 Temperature Calculator screenshot 2
4-20 Temperature Calculator screenshot 3

This utility app converts between 4-20 mA current signals and temperature readings. It's designed for engineers and technicians to quickly check transmitter scaling, verify loop values, and troubleshoot signal issues in various industrial applications.

Dough Temperature Calculator#2

Dough Temperature Calculator by Dim Sum Thinking, Inc

A water temperature utility
Strong Contender
🍔 Food & Drink
5.0(3 ratings)
Free
Dough Temperature Calculator screenshot 1
Dough Temperature Calculator screenshot 2
Dough Temperature Calculator screenshot 3
Dough Temperature Calculator screenshot 4
Dough Temperature Calculator screenshot 5
Dough Temperature Calculator screenshot 6

This utility helps home bakers achieve consistent dough temperatures by calculating the precise water temperature needed. Adjust for ambient conditions and ingredient temperatures to ensure your final dough is perfect every time. Save your favorite recipes for easy recall.

Digital Temperature Converter#3

Digital Temperature Converter by ZipoApps

°C to °F Calculator & Checker
Worth Considering
🔧 Utilities
4.6(1.1K ratings)
FreeAdsIn-App Purchases
Digital Temperature Converter screenshot 1
Digital Temperature Converter screenshot 2
Digital Temperature Converter screenshot 3
Digital Temperature Converter screenshot 4
Digital Temperature Converter screenshot 5
Digital Temperature Converter screenshot 6

Effortlessly convert temperatures between eight different units including Celsius, Fahrenheit, Kelvin, and more. This app provides accurate conversions with clear formulas, making it ideal for students and professionals needing quick temperature calculations.

More Temperature Calculator apps to explore

FAQ about Temperature Calculator

What are the best temperature calculator apps for iPhone?
4-20 Temperature Calculator tops our temperature calculator apps ranking as of September 2026, with a 3.0-star average from 2 App Store ratings, and it's free to download.
Yes — 20 of the top temperature calculator apps we rank are free to download, including 4-20 Temperature Calculator and Dough Temperature Calculator.
4-20 Temperature Calculator has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 236+ temperature calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
4-20 Temperature Calculator converts between 4-20 mA current signals and temperature readings. It helps engineers and technicians quickly check transmitter scaling and troubleshoot signal issues.
The app supports both Celsius and Fahrenheit for input and output, making it versatile for different regional standards.

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