Web & Data

Free Online Calculators and Converters

Quick browser calculators and converters for common values, formats, units, and percentage problems.

No login. No clutter. Just focused tools.

Tools

Choose a Tool

Open the utility that matches the task you want to finish.
Unit Converter Convert length, speed, time, and digital data units with instant browser-based results. Data Percentage Calculator Calculate standard percentages, percentage differences, rates, and unknown totals. Math

Why Use These Tools?

These utilities are built for quick, practical work: open the page, choose the file or text, finish the task, and download or copy the result. Nexus Web Utilities keeps the interface direct so the tool stays focused on the job.

Back to all tools