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Best Metric To Imperial Units Converter Apps

250+ iOS apps curated and reviewed

4.8 avg rating
20 free apps
Updated August 2026

Finding the right metric to imperial units converter apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Metric To Imperial Units Converter Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Unit Converter - Best Unit AppUnit Converter - Best Unit AppFree4.8★ (193K)YesYesSep 2026
2Metric Conversion toolMetric Conversion toolFree4.8★ (15K)NoNoSep 2026
3Convert Any Unit LiteConvert Any Unit LiteFree4.7★ (48K)YesNoSep 2026
4Metric/Imperial UnitsMetric/Imperial UnitsFree5.0★ (1)NoNoMay 2026
5Unit Converter - Convert allUnit Converter - Convert allFree4.6★ (13K)YesYesSep 2026
6Converter: US-Metric UnitsConverter: US-Metric UnitsFree4.8★ (4)YesYesJul 2026
7Imperial - Metric ConversionsImperial - Metric ConversionsFree—NoNoMay 2026
8Converter (unit conversions)Converter (unit conversions)Free4.7★ (1.9K)NoYesSep 2026

Top Picks for Metric To Imperial Units 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😊(193K ratings)
FreeAdsIn-App Purchases
#66in Travel
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

Easily convert between a wide range of units across 20 categories, including length, weight, temperature, and more. Features live currency updates for 155 world currencies, refreshed daily. Designed for simplicity and visual appeal.

What We Love

  • 🚀 Easy to use
  • 👍 Comprehensive conversions
  • 💡 Useful for travel and cooking
  • 🚀 Quick and efficient
  • 👍 Intuitive interface

Room to Improve

  • 🐛 Limited character input
  • 🐛 Difficulty with negative numbers
  • 💡 Lack of ability to quickly switch between conversions
  • 💰 Pro version not worth the cost
Metric Conversion tool#2

Metric Conversion tool by Wight Hat

Unit and currency converter
Strong Contender
🔍 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

This app provides a comprehensive unit and currency converter with a user-friendly interface. It offers offline functionality, supports over 30,000 unit conversions, and includes more than 160 currencies with live exchange rates. Users can save favorite conversions and get precise results.

What We Love

  • 💡 Useful conversion tool
  • 👍 Easy to use and navigate
  • 🚀 Quick and efficient
  • 👍 Comprehensive coverage of conversions

Room to Improve

  • 🔊 Intrusive and loud ads
  • 🔒 Questionable privacy practices
  • 🐛 Inaccurate conversions
  • 👎 Disruptive to workflow
Convert Any Unit Lite#3

Convert Any Unit Lite by Cider Software LLC

Units & Currency Converter
Worth Considering
✈️ Travel
4.7😊(48K 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

Quickly convert between thousands of units with an intelligent search and autocomplete feature. This app offers a streamlined interface, an integrated calculator, and the ability to save favorite conversions. It supports over 6,400 units across 51 categories, making it a comprehensive tool for all your conversion needs.

What We Love

  • 👍 Easy to use
  • 🚀 Comprehensive unit conversions
  • 💡 Allows custom unit creation
  • 🔧 Useful for cooking, travel, and work
  • 🔍 Intuitive and straightforward interface

Room to Improve

  • 🔍 Too many unit options can be overwhelming
  • 🔍 Ads can be intrusive and disrupt usage
  • 🐛 Occasional bugs and freezing issues
  • 🔋 High ad frequency drains battery quickly

More Metric To Imperial Units Converter apps to explore

FAQ about Metric To Imperial Units Converter

What are the best metric to imperial units converter apps for iPhone?
Unit Converter - Best Unit App tops our metric to imperial units converter apps ranking as of August 2026, with a 4.8-star average from 193K App Store ratings, and it's free to download.
Yes — 20 of the top metric to imperial units converter apps we rank are free to download, including Unit Converter - Best Unit App and Metric Conversion tool.
Unit Converter - Best Unit App shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ metric to imperial units converter apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app is a comprehensive unit and currency converter. It allows you to convert between a wide variety of units across 20 different categories, such as length, weight, temperature, and area. It also provides live updates for currency exchange rates for 155 world currencies.
Key features include conversion for 20 categories of units, live daily updates for 155 world currencies, a simple and beautifully designed interface, and the ability to easily swap units with a button press on the keypad.