Best Simple Unit Convert Apps

235+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated November 2026

Out of 235+ simple unit convert apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Simple Unit Convert Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi UnitsSimple Unit Converter - Pro Measurement and Conversion Calculator for Multi UnitsFree4.3โ˜… (221)NoNoNov 2026
2Simple - Unit ConverterSimple - Unit ConverterFreeโ€”NoNoAug 2026
3Simple Unit Convert ProSimple Unit Convert ProFree5.0โ˜… (5)NoNoOct 2026
4Unit Converter 2021Unit Converter 2021Free4.7โ˜… (408)YesYesOct 2026
5Units - Pro Unit ConverterUnits - Pro Unit ConverterFree3.6โ˜… (163)YesYesNov 2026
6Unit Converter - SimpleUnit Converter - SimpleFreeโ€”YesNoMay 2026
7Simple Units Converter liteSimple Units Converter liteFree5.0โ˜… (1)NoNoAug 2026
8Unit - unit converterUnit - unit converterFree4.2โ˜… (10)NoYesOct 2026

Top Picks for Simple Unit Convert

Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units screenshot 1
Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units screenshot 2
Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units screenshot 3
Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units screenshot 4
Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units screenshot 5

Easily convert between a wide range of units for length, area, mass, temperature, volume, and more. This app offers a comprehensive set of conversion tools for everyday and professional use.

What We Love

  • ๐Ÿ‘ Easy to use
  • ๐Ÿ‘ Handy for everyday conversions
  • ๐Ÿ‘ Useful for metric/imperial switching
  • ๐Ÿ‘ Great for specific conversions (e.g., rugby league)
  • ๐Ÿ‘ Simple and straightforward interface
  • ๐Ÿ‘ Good for converting sizes
  • ๐Ÿ‘ Free and delivers on promises

Room to Improve

  • โš ๏ธ Interface can be cumbersome
  • โš ๏ธ Full of Google advertising
  • โš ๏ธ Numeric pad not intuitive
  • โš ๏ธ Cannot enter numbers with leading zero before decimal
  • โš ๏ธ Limited conversion options for some cuisines
5.0(5 ratings)
Free
Simple Unit Convert Pro screenshot 1
Simple Unit Convert Pro screenshot 2
Simple Unit Convert Pro screenshot 3

This utility app offers a comprehensive solution for converting various units of measurement. It simplifies daily tasks by providing precise conversions for temperature, speed, distance, weight, volume, and area. Streamline your needs with this user-friendly converter.

More Simple Unit Convert apps to explore

FAQ about Simple Unit Convert

What are the best simple unit convert apps for iPhone?
Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units tops our simple unit convert apps ranking as of November 2026, with a 4.3-star average from 221 App Store ratings, and it's free to download.
Yes โ€” 19 of the top simple unit convert apps we rank are free to download, including Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units and Simple - Unit Converter.
Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 235+ simple unit convert apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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