Text & Analysis
Text processing utilities for developers and writers: test regular expressions, convert cases, escape strings, clean text and get instant statistics — private and free.
24 free tools — no ads, no sign-up, everything runs in your browser.
Anagram Solver & Palindrome
Normalize text for palindrome checks and privacy-preserving anagram analysis.
Binary Text Translator
Convert text to binary or hex bytes and decode it back
Case Converter & Text Formatter
Convert text between 14 different case formats including camelCase, snake_case, kebab-case with batch processing and advanced options
Character Frequency Analyzer
Count character, letter and word frequencies for text analysis
Find and Replace Text
Find and replace text with optional regex, case, and multiline matching
HTML to Markdown Converter
Paste HTML and get clean Markdown. Configurable heading style, bullet marker, and code block style — all processed locally in your browser.
Keyword Extractor
TF-IDF keyword extraction from any document — ranked terms with scores
Log Parser
Parse log lines into structured rows with a regex — named groups become columns
Markdown Linter
Check Markdown for common style problems — skipped heading levels, trailing whitespace, hard tabs, missing space after #, trailing heading punctuation, long lines, and stacked blank lines
Markdown to HTML / JSX Converter
Convert Markdown to clean HTML or React JSX with GitHub-Flavored Markdown, syntax highlighting
Markdown to Plain Text
Strip Markdown formatting to clean, readable plain text — removes headings, bold/italic, links, images, code fences, blockquotes, and list markers while keeping the content
Readability Score
Measure how easy your writing is to read with Flesch Reading Ease, Flesch–Kincaid Grade Level, and the Gunning Fog index — plus word, sentence, and syllable counts
Regex Explainer
Break down a regular expression into a plain-English, token-by-token explanation with a live match preview and a library of common patterns
Regex Tester
Test JavaScript regular expressions with live match highlighting, capture groups, named groups, flag toggles, substitution/replace preview, and shareable links
ROT13 Cipher
Encode and decode text with the ROT13 / Caesar cipher
String Escape Utilities
Escape and unescape strings for HTML, JavaScript, JSON, SQL, URL, and other formats with batch processing
Subtitle Shift & Cleaner
Synchronize SRT/VTT subtitles and clean filler words or HTML tags
Text Cleaner & Normalizer
Clean, normalize, and format text with whitespace cleanup, line ending conversion, HTML removal, and comprehensive text processing
Text Sentiment Analyzer
Score text sentiment with an embedded AFINN lexicon — positive, negative, or neutral
Text Statistics Analyzer
Comprehensive text analysis with word count, readability scores, frequency analysis, encoding detection, and detailed statistics
Text Summarizer
Extractive summarization — pick the highest-scoring sentences from your text
Unicode Character Inspector
Inspect Unicode characters with detailed information: code points, escape sequences, HTML entities, CSS codes, and character properties.
Unicode Font Styler
Turn plain text into 19 Unicode font styles — bold, script, fraktur, circled and more — for social bios, nicknames and headlines.
Whisper Transcript Cleaner
Clean Whisper and voice AI transcripts while preserving subtitle timing