Best Hex Converter Apps

184+ iOS apps curated and reviewed

4.4 avg rating
18 free apps
Updated July 2026

With an average user rating of 4.4★, the hex converter category is one of the App Store's strongest. Browse all 184+ apps we track, sorted so the most loved ones surface first.

Compare top Hex Converter Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Binary Decimal ConverterBinary Decimal ConverterFree4.9★ (68)NoYesJul 2026
2Hex to Decimal ConverterHex to Decimal ConverterFree4.5★ (8)NoNoMay 2026
3Convert Any Unit LiteConvert Any Unit LiteFree4.7★ (47K)YesNoJul 2026
4Hex Base ConverterHex Base ConverterFree4.5★ (44)NoNoJul 2026
5Digital Hex ConverterDigital Hex ConverterFreeYesYesJul 2026
6NerdCalcNerdCalcFree4.8★ (180)NoNoJul 2026
7HexConverterHexConverterFreeNoNoMay 2026
8Binary Converter CalculatorBinary Converter Calculator$2.994.5★ (35)NoNoJul 2026

Top Picks for Hex Converter

Convert Any Unit Lite#3

Convert Any Unit Lite by Cider Software LLC

Units & Currency Converter
Worth Considering
✈️ 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

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

Room to Improve

  • 🔍 Too many unit options can be overwhelming
  • 🔍 Ads can be intrusive and disrupt usage
  • 🐛 Occasional bugs and freezing issues

More Hex Converter apps to explore

4
Hex Base Converter
Hex Base Converter
Hex Base Converter
by Mark Raymond
Free

Easily convert numbers between decimal, hexadecimal, binary, and octal formats. This versatile tool offers an intuitive interface and automatically corrects incorrect entries for a seamless user experience.

Decimal to Hex, Binary, Octal conversionHexadecimal to Dec, Binary, Octal conversionOctal to Dec, Binary, Hex conversion
📚 Education
(44)
free
5
Digital Hex Converter
Digital Hex Converter
Digital Hex Converter
Digital Hex Converter
Free
🛠️ Developer Tools
(0)
6
NerdCalc
NerdCalc
NerdCalc
by Nidal Fakhouri
Free

Perform calculations across binary, hexadecimal, and decimal number bases simultaneously. Easily switch input modes and see results update instantly for all bases. Supports unsigned and 2's complement for negative numbers, along with arithmetic, logic, and bitwise operations.

Simultaneous base displaySwitchable input modesUnsigned and 2's complement support
🔧 Utilities
(180)
free
7
HexConverter
HexConverter
HexConverter
Convert to binary
Free
📚 Education
(0)
8
Binary Converter Calculator
Binary Converter Calculator
Binary Converter Calculator
by Michael Horowitz
$2.99

Easily convert between text, binary, hexadecimal, and numbers. Supports custom bases for flexible encoding and learning about different number systems. Enjoy a fun and minimalistic interface for all your conversion needs.

Convert text, binary, hexadecimal, and numbersSupport for custom basesMinimalistic design
🔧 Utilities
(35)
paid
9
HexBT - ASCII converter
HexBT - ASCII converter
HexBT - ASCII converter
by School of Science and Technology Singapore
Free

Convert standard text and symbols into various formats like Binary, Hexadecimal, and Base64. It also supports decoding these formats back to ASCII and includes hashing methods like SHA1 and MD5. Share converted text easily with friends.

ASCII to Binary conversionASCII to Hexadecimal conversionASCII to Base64 conversion
🔧 Utilities
(3)
free
10
Base converter: dec, hex, bin
Base converter: dec, hex, bin
Base converter: dec, hex, bin
Decimal, hexadecimal, binary
Free
📊 Productivity
(0)
11
Binary Converter Calculator+
Binary Converter Calculator+
Binary Converter Calculator+
txt, bin, hex, int converter
$0.99

Easily convert text, binary, hexadecimal, and integer values. This app offers a minimalistic design and is great for encoding messages or learning about different number systems.

Text to binary conversionBinary to hexadecimal conversionHexadecimal to integer conversion
🔧 Utilities
(4)
paid
12
Binary Calculator & Converter
Binary Calculator & Converter
Binary Calculator & Converter
calc.Binary -> ,Dec -> ,Hex ->
Free

Easily convert numbers between binary, decimal, and hexadecimal formats. This tool is ideal for programming, digital electronics, and mathematics, offering a simple interface for instant conversion results.

Binary to decimal conversionBinary to hexadecimal conversionDecimal to binary conversion
📊 Productivity
(1)
ad-supported
13
Computer Science Converter
Computer Science Converter
Computer Science Converter
Convert Numbers, Find Subnets
Free

This app facilitates quick conversions between various number systems including decimal, binary, hexadecimal, and octal. It also supports signed integer conversions, text encoding, IP address calculations, and subnetting tools. Perform bitwise operations like AND, OR, and XOR with ease.

Decimal, Binary, Hexadecimal, Octal conversionsSigned integer and Two's Complement conversionsText to Binary/Hexadecimal conversion
📚 Education
(9)
free
14
Developer Calc Hex Dec Oct Bin
Developer Calc Hex Dec Oct Bin
Developer Calc Hex Dec Oct Bin
Show all Base number
Free

This app converts numbers between binary, octal, decimal, and hexadecimal bases on a single screen. It also displays color hex codes and RGB values simultaneously. It's designed for developers needing quick base conversions and color code referencing.

Binary, octal, decimal, hexadecimal conversionColor hex code and RGB displayLarge 19-digit decimal display
🔧 Utilities
(14)
ad-supported
15
Bin Hex Converter
Bin Hex Converter
Bin Hex Converter
Binary, Hex, Decimal & Text
Free
🔧 Utilities
(0)
16
Metric Conversion tool
Metric Conversion tool
Metric Conversion tool
Unit and currency converter
Free

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.

Offline functionalityOver 30,000 unit conversions160+ currencies with live rates
🔍 Reference
(15K)
free
17
Conversion Calculator Plus
Conversion Calculator Plus
Conversion Calculator Plus
Unit Converter
Free

This app is a versatile unit and currency converter with a user-friendly interface. It supports a wide range of conversion categories, including real-world and crypto currencies, with automatic exchange rate updates. Customize your experience with design options, dark mode, and adjustable home screen layouts.

Unit and currency conversionSupports 160+ currencies (real & crypto)Automatic currency exchange rate updates
📊 Productivity
(15K)
free with in-app purchases
18
CompSci Calculator
CompSci Calculator
CompSci Calculator
Binary Decimal Hexidecimal
Free

Perform calculations and conversions between decimal, hexadecimal, and binary bases in real-time. Ideal for programmers and computer scientists, it offers simultaneous display of values across all three modes and supports bitwise operations and complements.

Decimal, hexadecimal, and binary base calculationsReal-time simultaneous conversionBasic algebra between bases
🔧 Utilities
(40)
ad-supported
19
Binary to Decimal to Hexadecimal Converter
Binary to Decimal to Hexadecimal Converter
Binary to Decimal to Hexadecimal Converter
by Aldiyar Ablyazov
Free

This application facilitates quick and straightforward conversions between binary, decimal, and hexadecimal number systems. It offers a user-friendly interface with minimalist graphics and vivid colors, providing instant and accurate results for all number sizes. It's designed for users of all ages needing assistance with number base conversions.

Binary to Decimal conversionDecimal to Binary conversionBinary to Hexadecimal conversion
📚 Education
(10)
free
20
Programmer's Calculator
Programmer's Calculator
Programmer's Calculator
Hex compatible calculator
Free

This application serves as a versatile calculator designed for programmers. It supports conversions and calculations across binary, decimal, and hexadecimal number systems.

Binary number supportDecimal number supportHexadecimal number support
📊 Productivity
(845)
free with in-app purchases

FAQ about Hex Converter

What are the best hex converter apps for iPhone?
Binary Decimal Converter tops our hex converter apps ranking as of July 2026, with a 4.9-star average from 68 App Store ratings, and it's free to download.
Yes — 18 of the top hex converter apps we rank are free to download, including Binary Decimal Converter and Hex to Decimal Converter.
Binary Decimal Converter has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 184+ hex converter apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Binary Decimal Converter can convert numbers between Binary, Decimal, Hexadecimal, and Octal number systems. This comprehensive functionality makes it a versatile tool for various educational and technical needs.
Binary Decimal Converter is available on iPhone, iPad, and iPod touch devices. It is designed to be compatible with Apple's mobile operating system.

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