Convert files, create invoices, and get more done

Choose a tool to get started. Most run in your browser; operations that use a hosted service identify server processing before you submit files.

• Unit Converter

  Convert length, mass, volume, and temperature units.

• Currency Converter

  Convert amounts using dated reference exchange rates.

• Time Converter

  Convert durations and compare time zones.

• Image Converter

  Compress images and change output formats quickly.

• Video Inspector

  View video metadata and conversion guidance.

• Audio Inspector

  Inspect audio formats and file details.

• PDF Tools

  Merge, convert, secure, and export PDFs — mostly in your browser.

• Document Converter

  Convert documents across common formats.

• Health Calculators

  Compute BMI, BMR, age, and wellness metrics.

• Text Utilities

  Count, transform, format, and generate text in your browser.

• API / Data Tools

  Beautify and validate JSON/XML, format SQL, parse cron, and convert Unix timestamps.

• Productivity Utilities

  QR scanner, barcodes, EMI, calendars, and quick links to converters.

• Security Utilities

  Passwords, encryption, hashes, and SSL certificate checks.

• Device Testing

  Test microphone, webcam, speakers, keyboard, mouse, and touch in your browser.

• Invoice Maker

  Create and export professional invoices with multi-currency support.

Browse every tool and its guide