Free online tool

Binary Converter

Move between bits, integers, and UTF-8 text with every interpretation made explicit.

Conversion stays on this device

Use Binary Converter

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What this tool does

Convert binary values to decimal, hexadecimal, text, and grouped bytes in either direction.

Method

The local engine parses the selected source representation, applies arbitrary-precision numeric conversion or UTF-8 encoding, and formats the equivalent outputs by bit or byte group.

Example

Convert binary 01001000 01101001 to UTF-8 text and hexadecimal bytes.

Inputs and outputs

You provideYou receive
  • Binary, decimal, hexadecimal, or text
  • Automatic or manual input type
  • Bit grouping
  • Signed width
  • Equivalent number forms
  • Byte grouping
  • ASCII or UTF-8 text
  • Copy

Privacy and data use

Conversion stays on this device. Binary values and decoded text are never sent to a server.

Read the full privacy policy.

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Common questions

Is it free?

Yes. The core tool and its standard result or export are free to use.

Do I need an account?

No for the core utility. An account or private management token is requested only for capabilities that must persist, such as editable dynamic QR links.

Can I trust the result?

The method and assumptions are visible above. Time-sensitive tools name their sources and freshness; important financial, safety, legal, or operational decisions should be verified with the primary authority.