App info
- Installs
- 100+
- Category
- Tools
- Content rating
- Everyone
- Version
- 1.1
- Released
- Apr 8, 2026
- Last updated
- 8 Apr 2026
- In-app purchases
- Yes
- Contains ads
- Yes
- In-app price range
- $5.99 per item
- Promo video
- No
- Requires Android
- 7.0
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About this app
Convert binary, decimal, hex, octal, and signed number formats
Read full description
Number Base Calculator is a clean, fast base converter for converting between binary, decimal, hexadecimal, and octal. Use it as a: • Binary to decimal converter • Decimal to binary converter • Hex to decimal converter • Decimal to hexadecimal converter • Base-to-base converter • Number base calculator for quick checks and study The app is built for students, programmers, and anyone working with number systems in computer science. Choose a representation family, select the From and To formats, enter your value, and see the output instantly on one simple screen. Main features: • Convert between common bases such as binary, decimal, octal, and hexadecimal • Clean one-page layout with clear input and output fields • Easy-to-read labels like Binary (2), Decimal (10), Octal (8), and Hexadecimal (16) • Helpful for homework, revision, coding, debugging, and exam practice • Built-in representation guide for quick reference Explore data representation topics such as: • Unsigned integers • Signed integers • Sign-and-magnitude • 1's complement • 2's complement • Fractions / real numbers • Characters/text • Binary-coded representations • Non-numeric raw data • Error detection/correction If you need a binary calculator, a decimal-to-hex calculator, a hex-to-decimal calculator, or a simple number base converter, this app offers a clear, beginner-friendly way to work with common conversions and representation options.