Best Simple Unit Converter Apps

227+ iOS apps curated and reviewed

4.2 avg rating
19 free apps
Updated November 2026

If you already know Simple Unit Converter, this is the deeper bench. 227+ simple unit converter apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of November 2026.

Compare top Simple Unit Converter 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 UnitsFree4.3β˜… (221)NoNoNov 2026
2Simple - Unit ConverterSimple - Unit ConverterFreeβ€”NoNoAug 2026
3Units - Pro Unit ConverterUnits - Pro Unit ConverterFree3.6β˜… (163)YesYesNov 2026
4Unit Converter - SimpleUnit Converter - SimpleFreeβ€”YesNoMay 2026
5Unit Converter HD.Unit Converter HD.Free4.7β˜… (646)YesYesNov 2026
6Unit Converter - simple & easyUnit Converter - simple & easyFree3.0β˜… (1)NoNoNov 2026
7Simple Units Converter liteSimple Units Converter liteFree5.0β˜… (1)NoNoAug 2026
8Unit - unit converterUnit - unit converterFree4.2β˜… (10)NoYesOct 2026

Top Picks for Simple Unit Converter

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

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

Room to Improve

  • ⚠️ Interface can be cumbersome
  • ⚠️ Full of Google advertising
  • ⚠️ Numeric pad not intuitive
  • ⚠️ Cannot enter numbers with leading zero before decimal
  • ⚠️ Limited conversion options for some cuisines
0.0(0 ratings)
Free
Simple - Unit Converter screenshot 1
Simple - Unit Converter screenshot 2

This application offers a straightforward tool for converting units and performing calculations. It combines both functions for user convenience, making it ideal for everyday tasks rather than highly specialized professional use.

Units - Pro Unit Converter#3

Units - Pro Unit Converter by Homegrown Software Ltd

Convert 800+ units & currency
Worth Considering
πŸ”§ Utilities
3.6😐(163 ratings)
FreeAdsIn-App Purchases
Units - Pro Unit Converter screenshot 1
Units - Pro Unit Converter screenshot 2
Units - Pro Unit Converter screenshot 3
Units - Pro Unit Converter screenshot 4
Units - Pro Unit Converter screenshot 5
Units - Pro Unit Converter screenshot 6

Easily convert between hundreds of units across 43 categories, including currency with daily updated rates. Customize your workflow by hiding or reordering units and categories.

What We Love

  • πŸš€ Efficient and fast conversions
  • πŸ‘ Comprehensive list of units
  • πŸ” Customizable unit selection
  • πŸ’° Free app with optional paid version
  • πŸ”§ Useful for engineering and technical work

Room to Improve

  • πŸ› Crashes and stability issues
  • πŸ•°οΈ Outdated currency conversion rates
  • πŸ” Too many unit categories, hard to navigate
  • πŸ’° Ads in free version
  • πŸ“ Ruler feature not accurate on some devices

More Simple Unit Converter apps to explore

FAQ about Simple Unit Converter

What are the best simple unit converter apps for iPhone?
Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units tops our simple unit converter apps ranking as of November 2026, with a 4.3-star average from 221 App Store ratings, and it's free to download.
Yes β€” 19 of the top simple unit converter 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 227+ simple unit converter apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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