JTool

Free, fast, and secure online tools for all your file processing needs

20+

Online Tools

4

Categories

$0

Cost

PDF Tools

Complete PDF processing toolkit → View all tools

Combine multiple PDF files into one

Split a PDF into multiple files

Adjust PDF page orientation with live preview

Convert JPG, PNG images to PDF

Convert PDF pages to image format

Reduce PDF file size while optimizing quality

Lottery Tools

Random selection & lottery features → View all tools

Randomly select items from a list

Generate random numbers for lottery

Randomly split people into groups

Image Tools

Professional image processing tools → View all tools

Brightness & Contrast

Text Tools

Efficient text processing tools → View all tools

Instant Analysis

🔒

Completely Secure

Your data security is our priority. We strictly follow privacy protection principles with transparent and reliable processing.

⚡

Fast Processing

No upload/download waiting. Process locally for fast results and save your valuable time.

💰

Completely Free

All features are completely free to use. No registration required, no hidden fees.

📱

Cross-Platform

Works on all modern browsers and devices including computers, tablets, and smartphones.

💡 Usage Tips

Your data security is our priority. We strictly follow privacy protection principles
For the best experience, use Chrome, Firefox, or Edge browsers
Processing large files may take longer, please be patient
Always check the results after processing to ensure they meet your needs
Tools marked "Coming Soon" are under development and will be released soon