Free Online Tools & Utilities
Explore our collection of free tools and utilities for everyday use. No cost, no ads, no signup required.
PDF Tools
Convert, merge, split, and edit PDF files online for free
Merge PDF
Combine multiple PDF files into one document. Drag and drop to reorder pages before merging.
Split PDF
Extract pages from a PDF or split into multiple documents. Select specific page ranges to download.
PDF to Text
Extract text from PDF documents. Convert PDF content to editable plain text format.
Rotate PDF
Rotate PDF pages 90°, 180°, or 270°. Fix orientation issues on scanned documents.
JPG to PDF
Convert JPG images to PDF documents. Combine multiple images into a single PDF file.
PDF to JPG
Convert PDF pages to high-quality JPG images. Extract all pages or select specific ones.
Organize PDF
Reorder, delete, or duplicate PDF pages. Drag and drop to rearrange your document.
Sign PDF
Add your signature to PDF documents. Draw, type, or upload your signature.
Watermark PDF
Add text or image watermarks to your PDF files. Customize position, opacity, and rotation.
PNG to PDF
Convert PNG images to PDF documents. Combine multiple PNG files into a single PDF.
Delete PDF Pages
Remove unwanted pages from your PDF document. Select specific pages to delete and download the result.
Add Page Numbers to PDF
Add page numbers to your PDF documents. Customize position, format, and starting number.
Redact PDF
Redact sensitive information from PDF documents. Draw boxes over text, images, or data to hide them.
Image Tools
Convert, resize, and optimize images online for free
Image Resizer
Resize images to custom dimensions or percentage. Maintain aspect ratio or set exact size.
Image Compressor
Compress images and reduce file size while maintaining quality. Perfect for web optimization.
Image Cropper
Crop images to custom dimensions or aspect ratios. Trim, cut, and resize photos with precision.
PNG to JPG Converter
Convert PNG images to JPG format instantly. Reduce file size while maintaining quality.
JPG to PNG Converter
Convert JPG images to PNG format with transparency support. High-quality conversion.
WebP Converter
Convert images to WebP format for better compression. JPG, PNG to WebP and vice versa.
PNG to ICO Converter
Convert PNG images to ICO format for favicons and Windows icons. Multiple sizes in one file.
QR & Barcode Tools
Generate QR codes and barcodes for free online
Text Tools
Essential utilities for writers, bloggers, and content creators
Calculators
Calculate ages, dates, and time differences with precision
Tip Calculator
Calculate tips and split bills easily. Determine gratuity amounts and per-person costs with customizable tip percentages.
Age Calculator
Calculate your exact age in years, months, weeks, days, hours, and minutes from your date of birth.
Age Difference Calculator
Calculate the exact age difference between two people or dates. Compare birthdays and anniversaries.
Korean Age Calculator
Calculate your Korean age using the traditional East Asian age reckoning system where you are 1 year old at birth.
Music Tools
Free online music tools for guitarists, musicians, and producers
Guitar Tuner
Tune your guitar online with real-time pitch detection. Supports Standard, Drop D, Open G, DADGAD, and more tunings. Works in your browser — no app needed.
Chord Library
Look up guitar chord diagrams for hundreds of chords. Browse major, minor, 7th, sus, and more — with fretboard fingering diagrams.
Scale Explorer
Explore guitar scales with an interactive fretboard. Choose any root note and scale type to see the notes and fingering positions.
Metronome
Free online metronome with BPM control, time signatures, and visual beat display. Practice rhythm with an accurate click track in your browser.
BPM Tap Tempo
Tap your screen or press Space to find the BPM of any song. Calculates tempo from your taps in real-time.
Pitch & Frequency Reference
Complete reference table of musical notes and their frequencies. All 128 MIDI notes from C0 to G10 with Hz values and play buttons.