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Best Measurement Converter Apps

191+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

Whether you're new to measurement converter or looking for an upgrade, our curated collection of 191+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Measurement Converter

Unit Converter - Best Unit App#1

Unit Converter - Best Unit App by Alan Mrvica

Convert All Units and Currency
Editor's Choice
✈️ Travel
4.8😊(172K ratings)
FreeAdsIn-App Purchases
Unit Converter - Best Unit App screenshot 1
Unit Converter - Best Unit App screenshot 2
Unit Converter - Best Unit App screenshot 3
Unit Converter - Best Unit App screenshot 4
Unit Converter - Best Unit App screenshot 5
Unit Converter - Best Unit App screenshot 6

A free unit converter app optimized for iPhone and iPad, featuring 12 categories for converting various units including area, currency, data, length, and more. Includes daily currency updates for 155 world currencies and is designed for easy use. Download now for quick and accurate unit conversions.

What We Love

  • πŸš€ Easy to use
  • πŸ‘ Comprehensive conversions
  • πŸ’‘ Useful for travel and cooking
  • πŸš€ Quick and efficient

Room to Improve

  • πŸ› Limited character input
  • πŸ› Difficulty with negative numbers
  • πŸ’‘ Lack of ability to quickly switch between conversions
Convert Any Unit Lite#2

Convert Any Unit Lite by Cider Software LLC

Units & Currency Converter
Strong Contender
✈️ Travel
4.7😊(47K ratings)
FreeAds
Convert Any Unit Lite screenshot 1
Convert Any Unit Lite screenshot 2
Convert Any Unit Lite screenshot 3
Convert Any Unit Lite screenshot 4
Convert Any Unit Lite screenshot 5

Convert Any Unit Lite is a versatile app that simplifies unit conversions for users, offering a wide range of conversion options. Easily switch between various units for length, weight, volume, and more with a user-friendly interface. Download now to streamline your conversion needs.

What We Love

  • πŸ‘ Easy to use
  • πŸš€ Comprehensive unit conversions
  • πŸ’‘ Allows custom unit creation
  • πŸ”§ Useful for cooking, travel, and work

Room to Improve

  • πŸ” Too many unit options can be overwhelming
  • πŸ” Ads can be intrusive and disrupt usage
  • πŸ› Occasional bugs and freezing issues
Metric Conversion tool#3

Metric Conversion tool by Wight Hat

Unit and currency converter
Worth Considering
πŸ” Reference
4.8😐(15K ratings)
Free
Metric Conversion tool screenshot 1
Metric Conversion tool screenshot 2
Metric Conversion tool screenshot 3
Metric Conversion tool screenshot 4
Metric Conversion tool screenshot 5

A must-have unit conversion app with over 30,000 conversions, 160 currencies, and detailed historical records. Easily convert weights, temperatures, lengths, areas, volumes, time, angles, and more. Access nine significant digits and fractional results.

What We Love

  • πŸ’‘ Useful conversion tool
  • πŸ‘ Easy to use and navigate
  • πŸš€ Quick and efficient
  • πŸ‘ Comprehensive coverage of conversions

Room to Improve

  • πŸ”Š Intrusive and loud ads
  • πŸ”’ Questionable privacy practices
  • πŸ› Inaccurate conversions

More Measurement Converter apps to explore

4
Converter (unit conversions)
Converter (unit conversions)
Converter (unit conversions)
by Brent Royal-Gordon
Free

An essential unit conversion tool praised by Macworld Magazine, featuring 76 measurement units across various categories. Easily convert between units like length, weight, temperature, and more with a user-friendly interface and daily exchange rate subscription option for 161 currencies. Effortlessly manage your everyday unit conversions with this intuitive and practical application.

πŸ”§ Utilities
(1.9K)
5
Conversion Calculator !
Conversion Calculator !
Conversion Calculator !
Currency, Temperature, Length
Free

Easily convert units of measurement with this user-friendly app. Say goodbye to complex calculations and simplify your unit conversions today!

✈️ Travel
(13K)
6
Unit Converter - Pro Units App
Unit Converter - Pro Units App
Unit Converter - Pro Units App
Convert Any Unit
Free

A versatile conversion calculator app that effortlessly converts various units like length, weight, volume, and more. Simplify your conversions with ease by downloading the app now!

πŸ” Reference
(16K)
7
Unit of measurement converter
Unit of measurement converter
Unit of measurement converter
Conversion units Calculator
Free

This unit conversion calculator simplifies comparing and converting different units across 15 categories and 95 measuring units. Say goodbye to unit conversion headaches and save time instantly by just inputting numbers and changing units. Try it now!

πŸ”§ Utilities
(372)
8
Unit Converter: Mila's Tools
Unit Converter: Mila's Tools
Unit Converter: Mila's Tools
Metric Conversion Calculator +
Free

Experience quick and easy unit conversions with a free, fast, and elegant calculator tool from Mila's Tools. Convert various units such as Area, Bits, Bytes, Length, Temperature, and more effortlessly. Try it out now for hassle-free conversions!

πŸ”§ Utilities
(1.4K)
9
Unit Converter - Converta
Unit Converter - Converta
Unit Converter - Converta
Unit converter: feet, inches
Free

Effortlessly convert between imperial and metric units with a user-friendly interface. Track your history and favorites for quick access, even offline. Download now for seamless conversions in your daily life.

πŸ”§ Utilities
(148)
10
Units - Pro Unit Converter
Units - Pro Unit Converter
Units - Pro Unit Converter
by Homegrown Software Ltd
Free

This free app is a versatile unit converter with the ability to convert hundreds of units across various categories, including currency. Users can customize their conversion workflow by hiding unused units and reordering categories. The app is available on iPhones, iPod touches, and iPads.

πŸ”§ Utilities
(150)
11
Kitchen Dial | Food Converter
Kitchen Dial | Food Converter
Kitchen Dial | Food Converter
Recipe Measurement Converter
Free

"Effortlessly convert recipe measurements with Kitchen Dial, featuring a user-friendly dial for easy toggling between various measurement units. Enjoy convenient features like Portion Adjustment, Ingredient Weight Conversions, and more for just $1.99 per year. Get the best kitchen measurement converter on the App Store now!"

πŸ”§ Utilities
(305)
12
GlobeConvert Currency & Units
GlobeConvert Currency & Units
GlobeConvert Currency & Units
Convert Currency and Units
Free

Convert currencies quickly and easily with this user-friendly app. Access up-to-date exchange rates and make conversions on the go. Experience convenience at your fingertips. Try it now!

πŸ”§ Utilities
(79K)
13
Conversion Calculator Units
Conversion Calculator Units
Conversion Calculator Units
Unit Conversion Calculator All
Free

This app is a handy conversion calculator with 12 categories for quickly converting units. Simplify your conversions with ease!

πŸ”§ Utilities
(4.8K)
14
Conversion Calculator Plus
Conversion Calculator Plus
Conversion Calculator Plus
Unit Converter
Free

"Explore the ultimate Unit Converter tool with Conversion Calculator Plus – your go-to Swiss army knife for effortless unit conversions. Simplify complex calculations and streamline your work effortlessly."

πŸ“Š Productivity
(15K)
15
Converter+ (Units, Currencies)
Converter+ (Units, Currencies)
Converter+ (Units, Currencies)
Unit and Currency Converter
Free

Unit and Currency Converter: Access a comprehensive unit conversion tool featuring a wide range of currencies and units across various categories. Perform calculations with calculators for everyday needs, edit templates, and download user-contributed templates. Keep up-to-date with automatic currency exchange rate updates every 6 hours.

πŸ“Š Productivity
(2.3K)
16
iMeasure!Lite -Converter
iMeasure!Lite -Converter
iMeasure!Lite -Converter
by michele barbieri
Free
πŸ”§ Utilities
(2)
17
Convertible: Unit Converter
Convertible: Unit Converter
Convertible: Unit Converter
Currency and Unit Converter
Free

This application is a comprehensive unit converter that allows users to easily convert between various units of measurement, including standard and non-standard units, across multiple categories such as length, mass, area, and more. With its elegant interface, customizable themes, and unique features like fraction input and output, it helps users visualize and understand complex conversions in a fun and educational way, try it now!

πŸ”§ Utilities
(97)
18
Fancy Units Converter
Fancy Units Converter
Fancy Units Converter
Currency and Unit Converter
Free

"Easily convert currencies and units with this user-friendly app for quick and hassle-free calculations. Simplify your conversions now!"

πŸ”§ Utilities
(1.6K)
19
Measurement unit converter +
Measurement unit converter +
Measurement unit converter +
metric to us, hhaexchange
Free
πŸ“Š Productivity
(0)
20
Unit Converter HD.
Unit Converter HD.
Unit Converter HD.
30 categories, 700+ units
Free

Discover a powerful unit converter app with 30 categories and over 700 units of measure. Make conversions easily across various categories and save time with this user-friendly tool.

πŸ”§ Utilities
(642)

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