Converters

Convert between data formats, units, and encodings with precision. Transform JSON to CSV, Markdown to HTML, units of measurement, and much more -- all in your browser.

13 tools available

No sign-up · No data sent to servers · Instant results

Frequently Asked Questions

What types of converters are available?

NexTool offers converters for data formats (JSON to CSV, YAML to JSON, Markdown to HTML), encoding (Base64, HTML entities, text to binary), and unit conversions (currency, length, weight, temperature, and more).

How accurate are the unit converters?

Our converters use precise conversion factors and formulas. All calculations happen in your browser with full floating-point precision, giving you reliable results every time.

Can I convert multiple values at once?

Many of our converters support batch conversion. For unit conversions, you can also visit our dedicated conversion pages at /convert for quick, purpose-built tools.