Number Base Converter

Number Base Converter — binary hex decimal

Convert numbers between binary, octal, decimal and hexadecimal. Tentaco Number Base Converter: review input and get an instant result — free, no sign-up.

Use the tool

Full tool — runs in your browser. No sign-up required.

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Full guide: Unit converters — length, weight, temperature and more More in Free developer tools online

Convert any integer between base 2 (binary), base 8 (octal), base 10 (decimal) and base 16 (hexadecimal) at once. Handy for low-level programming, networking and debugging.

Paste or enter your input into Tentaco Number Base Converter. Standard processing runs locally in your browser — contents are not sent to Tentaco servers for that path.

The primary button opens the matching studio mode so you can start without an account. People often search for: binary to decimal, hex converter, base converter.

Why use this tool?

Runs locally in your browser
No account required for core features
Privacy-friendly — no cloud upload for standard modes

How it works

Open Number Base Converter via the studio button (direct mode).
Paste or type your input.
Adjust options and review the preview or output.
Copy or save the result and re-run if needed.

Common use cases

Debug payloads with Number Base Converter during development
Format or convert data before a git commit
Share a reproducible output with teammates

Tips & comparisons

1Compared with desktop apps, Number Base Converter starts instantly and needs no updates.
2Many cloud uploaders keep copies; this mode keeps processing local.
3Combine Number Base Converter with related Tentaco tools in the same studio or hub.

Privacy & data handling

Transfer to Tentaco: No for the standard mode. Processing: local in the browser. Permanent storage: only if you copy or save the result yourself.

LocalThis tool processes data locally in your browser. Tentaco does not receive your file contents for this mode.

File transfer: No — files stay on your device
Processing: Locally in the browser
External APIs: None for this tool
Temporary storage: Browser memory only while the tab is open
Permanent storage: Only if you download or save the result yourself

Number Base Converter — binary hex decimal

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Frequently asked questions

Does Number Base Converter store my input?

No. Number Base Converter processes the standard mode locally in your browser; Tentaco does not receive your input for that path.

Can I export the result?

Yes. Copy the output from Number Base Converter or download it when the tool offers a file.

Which standards are supported?

Number Base Converter follows the formats named in the UI and description. Unlisted variants are not guaranteed.

Can I use it offline?

After the first load, Number Base Converter often keeps working offline. Online dependencies are labeled.

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