Tested
Binary Calculator
Add, subtract, multiply, divide or apply bitwise operations to binary numbers.
Technology Calculators
Use CalculatorTechnology Calculators
Free technology calculators for everyday questions, from quick checks to detailed breakdowns.
Technology tools (6)
- Tested
Binary to Text Converter
Decode groups of 8 bits as UTF-8 text.
Technology Calculators
Use Calculator - Tested
Hex Calculator
Add, subtract or multiply hexadecimal numbers.
Technology Calculators
Use Calculator - Tested
Hex to Text Converter
Decode hexadecimal bytes as UTF-8 text.
Technology Calculators
Use Calculator - Tested
Number Base Converter
Convert a number between bases 2 and 36.
Technology Calculators
Use Calculator - Tested
Two's Complement Calculator
Two's-complement representation of an integer in a fixed bit width.
Technology Calculators
Use Calculator
All technology calculators by topic (40)
Cryptography
Display
Gaming
Media
Networking
Number Systems
Storage
About technology calculators
Technology Calculators help you turn a question into a clear, checkable answer. Each tool lists its inputs, shows the formula it relies on and explains how to read the result.
Browse by topic using the filters, or search for a specific tool. Tools that are still being built are clearly marked as previews and are not presented as finished calculators.
Frequently asked questions
Are the technology calculators calculators free?
Yes. Every calculator on Calculator Atlas is free to use and requires no sign-up.
How are results verified?
A calculator is only published after its formula has been implemented, tested against reference values and reviewed. Pages still in development are labeled as previews.