ConvertersRuns locally · No upload

Binary Converter Online Free

Encode plain text to space-separated 8-bit binary groups, or decode binary strings back to readable text. For decode-only workflows, the Binary Decoder page below is the better match.

Need to decode a binary string to text? Use the dedicated Binary Decoder for a focused decode workflow.

Open Binary Decoder
Private by design

Everything runs in your browser. Your input is never uploaded, stored, or logged on our servers.

Works offline after load

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Frequently asked questions

How is text encoded to binary?+

Each UTF-8 byte is shown as an 8-bit binary group separated by spaces. "Hi" becomes 01001000 01101001.

Can I decode binary here?+

Yes. Switch to the Binary → Text tab or use “Decode output →” after encoding.

Is this tool free?+

Yes. Every Utiliio utility is free with no sign-up, usage limits, or paywalls.

Do you store my data?+

No. Processing happens entirely in your browser. Your input never leaves your device.

Can I use this tool offline?+

Yes. Once the page loads, most tools continue working without an internet connection.