17 text tools
Text tools
Small tools for clearer writing.
Available Text tools
Word Counter
Free word counter to count words, characters, sentences, and reading time.
Case Converter
Transform text to sentence, title, upper, or lower case.
Character Counter
Track characters, spaces, words, lines, and paragraphs.
Base64 Encoder/Decoder
Free Base64 encoder/decoder to encode text or decode a Base64 value locally.
URL Encoder/Decoder
Free URL encoder/decoder to encode or decode text for safe use inside a URL component.
JSON Formatter & Validator
Validate JSON and format it with readable indentation.
HTML Formatter
Add readable line breaks to compact HTML markup.
Regex Tester
Test a regular expression against sample text in your browser.
Lorem Ipsum Generator
Generate a few paragraphs of neutral placeholder copy.
Text Sorter & Deduplicator
Sort lines alphabetically and remove repeated entries.
Text Diff Checker
Compare two texts line by line and show additions and removals.
Slug Generator
Turn a title or phrase into a clean lowercase URL slug.
HTML Entity Encoder/Decoder
Escape or unescape common HTML entities such as ampersands and angle brackets.
Readability Checker
Estimate English reading ease for a short passage.
Markdown Preview Formatter
Preview a small safe subset of Markdown locally.
Whitespace Cleaner
Trim, collapse, or normalise whitespace in pasted text.
Markdown Table Generator
Turn simple comma, tab, or pipe-separated rows into a Markdown table.
Helpful answers
Frequently Asked Questions
Useful details that apply across BiyoTool’s text tools.
No. BiyoTool text transformations run in your browser. Your pasted text is not uploaded by these tools or stored in an account.
Each tool follows a defined syntax and scope. For example, JSON is strict about comments and trailing commas, while the simple CSV converter does not interpret every quoted-field variation.