NikoTextTools
16 free online text utilities for developers, writers, and everyone. Fast and private.
All tools run in your browser. Your text never leaves your device.
Word Counter
Count words, characters, sentences and paragraphs instantly.
Character Counter
Count characters with and without spaces, bytes and more.
Case Converter
Convert text to UPPER, lower, Title Case, Sentence case or camelCase.
Lorem Ipsum Generator
Generate placeholder text in paragraphs, words, or sentences.
Password Generator
Generate strong random passwords with custom length and character sets.
UUID Generator
Generate UUID v4 unique identifiers instantly.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes from any text.
Base64 Encode / Decode
Encode text to Base64 or decode Base64 back to plain text.
URL Encode / Decode
Percent-encode or decode URLs and query parameters.
JSON Formatter
Format, validate and prettify JSON data with syntax highlighting.
XML Formatter
Format and beautify XML documents with proper indentation.
YAML Converter
Convert JSON to YAML or YAML to JSON instantly.
HTML Escape / Unescape
Escape or unescape HTML special characters safely.
Regex Tester
Test regular expressions with real-time matching and highlights.
Markdown Preview
Write Markdown and see a live rendered preview side by side.
Markdown to PDF
Convert Markdown with Mermaid diagrams & charts to PDF.
Diff Checker
Compare two texts side by side and highlight the differences.