Free Online Tools for Writers, Developers & Everyday Tasks

Fast, simple and privacy-friendly tools you can use daily — calculators, writer tools and developer utilities.

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Calculators

Percentage, age, timestamp and other daily-use calculators.

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Writer Tools

Word counter, reading time and tools for writers & bloggers.

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Developer Tools

Code formatter, minifier and developer utilities.

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Popular Free Tools

Percentage Calculator

Calculate percentage, increase or decrease instantly.

Word Counter

Count words, characters and reading time.

Code Formatter

Format HTML, CSS, JavaScript and JSON code.

Simple, Fast & Free Online Tools

A-Revive is a free online tool hub built for writers, developers, students and professionals. All tools work directly in your browser — no signup, no downloads.

Whether you need a calculator, word counter, or code formatter, A-Revive helps you get things done quickly and efficiently.