All Your Essential Tools in One Place
Compress images, manage PDFs, format text, simplify coding tasks, and calculate everyday essentials with our free online tools. Fast, secure, and easy to use.
Popular: Image Compressor · Merge PDF · Word Counter · JSON Formatter
Popular Tools
Image Compressor
Compress JPEG, PNG and WebP images in your browser.
Merge PDF
Combine multiple PDF documents into one file.
Word Counter
Count words, characters, sentences and reading time.
JSON Formatter & Validator
Format, minify and validate JSON data.
QR Code Generator
Create downloadable QR codes from text or URLs.
Password Generator
Generate strong random passwords using Web Crypto.
Age Calculator
Calculate age and the number of days until the next birthday.
Percentage Calculator
Calculate percentages, percentage changes and differences.
Tools for every task
All 30 Tools
Image Compressor
Compress JPEG, PNG and WebP images in your browser.
Image Resizer
Resize images by dimensions or percentage while preserving aspect ratio.
Image Format Converter
Convert images between supported browser formats.
Image Cropper
Crop an image using custom coordinates and dimensions.
Image Filters & Editor
Adjust brightness, contrast, saturation, grayscale and blur.
Image Rotator & Flipper
Rotate and flip images directly in your browser.
Favicon Generator
Generate common PNG favicon sizes from an image.
Merge PDF
Combine multiple PDF documents into one file.
Split PDF
Extract selected pages or page ranges from a PDF.
Compress PDF
Re-save PDF documents and inspect the resulting file size.
JPG to PDF Converter
Convert multiple images into a single PDF document.
PDF to JPG Converter
Render selected PDF pages and export them as JPG images.
Rotate PDF
Rotate individual PDF pages or every page in a document.
Add PDF Page Numbers
Add page numbers to your PDF with configurable placement.
Protect PDF
Apply password encryption to a PDF document.
Word Counter
Count words, characters, sentences and reading time.
Case Converter
Convert text to uppercase, lowercase, title and sentence case.
Remove Duplicate Lines
Remove repeated lines while preserving their original order.
Text Reverser
Reverse text, words or the order of words.
Lorem Ipsum Generator
Generate placeholder paragraphs, sentences or words.
JSON Formatter & Validator
Format, minify and validate JSON data.
Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 to text.
URL Encoder/Decoder
Encode or decode complete URLs and individual components.
HTML Entity Encoder/Decoder
Encode and decode HTML special characters safely.
CSS Minifier & Formatter
Minify or format CSS stylesheets.
QR Code Generator
Create downloadable QR codes from text or URLs.
Password Generator
Generate strong random passwords using Web Crypto.
Age Calculator
Calculate age and the number of days until the next birthday.
Percentage Calculator
Calculate percentages, percentage changes and differences.
Unit Converter
Convert length, weight, temperature, area, volume and speed.
Why choose ToolSphere?
Free to use
Access the available tools without registration or subscription.
Privacy-minded
Image and PDF operations run locally in your browser when supported.
Works on mobile
Responsive interfaces adapt to phones, tablets and desktop screens.
How it works
01. Select
Choose the tool for your task.
02. Add
Upload a file or enter your information.
03. Process
Adjust options and run the tool.
04. Save
Download or copy your result.
Frequently asked questions
The tools are provided free to use. Usage may be limited by your device and browser.
No account is required.
Tools are designed for in-browser processing. The site itself does not upload files to a processing server.
No paid API keys are required. Some document features load open-source libraries from CDNs.