All Free Online Tools
Thirteen free browser tools: image compressor, PDF and EPUB converters, YouTube thumbnail tools, unit converters, calculators and name generators. Nothing is uploaded and no account is needed.
YouTube Thumbnail
Direct HD (1280×720) ExtractionFetch original high-res preview art straight from YouTube servers.
Thumbnail Creator
HTML5 Canvas EngineCreate high-CTR YouTube covers with bold text and custom backgrounds.
PDF to Text
Browser Sandbox (PDF.js)Parse text from local PDF files with complete data privacy.
Text to PDF
Instant Client jsPDFConvert raw text or .txt documents into standardized paginated PDFs.
Temperature
Celsius (°C) ⇄ Fahrenheit (°F)Calculate temperature values with 2-decimal scientific precision.
Length
Millimeters (mm) ⇄ Inches (in)Exact 25.4 mm engineering conversion formula with 4-decimal accuracy.
Image Compressor
Canvas JPEG QuantizationCompress large JPEG and PNG assets without uploading files anywhere.
EPUB to PDF
JSZip + jsPDF EngineConvert DRM-free EPUB ebooks into PDF files privately.
BMI Calculator
Native JavaScript BMI FormulaCheck BMI and see what it means for your age group.
Character Name Ideas
Curated Name LibraryName ideas for fantasy, sci-fi, modern and villain characters.
Character Name Generator
Syllable Name GeneratorGenerate unlimited random character names by genre.
Self-Employed Tax
US SE Tax EstimatorEstimate Social Security and Medicare tax for freelancers.
Word Count in Word
Live Text AnalysisCount words and learn the Word shortcut.