{ IO-Tools }

Text and Content Online Tools

Free online text and content including JSON formatter, text compare, hash generator, Base64 encoder, URL parser, and more. With 25 IO Tools helps you quickly format, convert, encode, and work with data directly in your browser. Most tools run locally for speed and privacy, and most tool inputs are not stored on our servers. Some features that require storage (for example, Quick Paste) store data only to provide that feature. Built to keep useful tools simple, fast, and all in one place - dmlub2Ro

Text and Content

25 tools

Diff

Text Compare

Compare text line-by-line and word-by-word with fast difference navigation.

Patch

Diff Patch Tool

Parse unified diff and preview patch application on source text with hunk validation.

Case

Text Case Converter

Switch between upper, lower, title, sentence, snake, camel, and more.

Word

Word Counter

Count words online instantly with reading time and unique-word metrics.

Letter

Letter Counter

Count letters online with uppercase, lowercase, space, and symbol totals.

Editor

HTML Editor

Edit and preview HTML online in-browser with simple and advanced modes.

H-Min

HTML Minifier

Minify and prettify HTML markup online for cleaner readable source.

C-Min

CSS Minifier

Minify and beautify CSS stylesheets online for fast optimization.

MD

Markdown Editor

Write Markdown and see live HTML preview with clean formatted output.

SQL

SQL Formatter

Format SQL queries for readability with keyword and indentation controls.

Regex

Regex Tester

Test regular expressions and inspect match results quickly.

Stats

Text Statistics

Analyze words, characters, lines, and reading time instantly.

Lines

Line Tools

Trim, sort, deduplicate, and clean multiline text quickly.

Replace

Text Replacer

Find and replace text with regex and case-sensitive controls.

Lorem

Lorem Ipsum Generator

Generate clean placeholder paragraphs for design and testing.

Dedupe

Text Deduplicator Online Tool

Remove duplicate lines or words with flexible matching.

Kedean

Keyword Density Analyzer

Analyze word frequency and keyword density from text blocks.

Reties

Reading Time Estimator

Estimate reading and speaking time from text content.

Ngex

N-Gram Extractor

Extract frequent n-grams from text input quickly.

Reex

Regex Explainer

Explain regex tokens and test match behavior.

Tesich

Text Similarity Checker

Compare two texts and compute token similarity metrics.

Rest

Readability Studio

Analyze readability with Flesch and grade-level metrics.

Maouex

Markdown Outline Extractor

Extract heading outline from markdown documents.

Tere

Text Redactor

Redact sensitive data like email, phone, IP, and URLs.

Unin

Unicode Inspector

Inspect code points, bytes, and character metrics in text.