Ydidu-PDFs
Your free, secure, all-in-one online PDF toolkit. No ads, no signups.
Summarize & Chat
Unlock insights from your documents instantly. Our AI-powered tool summarizes dense reports and lets you chat with your PDF to find answers fast, saving you hours of reading.
Merge PDFs
Combine multiple PDFs into a single, organized document. Perfect for reports, invoices, or presentations, our tool simplifies your workflow securely and efficiently, without needing any software.
Compress PDF
Reduce PDF file size without losing quality. Our powerful compressor makes your documents easier to email and store, ensuring they are optimized for sharing while maintaining clarity.
Split PDF
Extract specific pages or split a large PDF into multiple smaller files. This tool gives you the flexibility to manage your documents with precision, all done securely in your browser.
PDF to Word
Convert your PDFs into editable Word documents with just one click. Our tool preserves the original formatting, so you can start editing right away without any hassle.
Word to PDF
Turn your Word files into professional, secure PDFs. This tool ensures your document looks the same on every device, making it perfect for sharing and archiving.
Everything You Need
Why Choose Ydidu-PDFs
We believe PDF tools should be simple, secure, and free. Here is why thousands of users trust us every day to handle their documents.
- Free and Secure
- Our tools are free to use, with no hidden fees or subscriptions. We prioritize your privacy with strong encryption, and uploads are deleted after one hour.
- Works on Any Device
- Everything runs in your browser, so it works on Windows, Mac, and Linux, plus phones and tablets.
- AI Powered Tools
- Summarize long documents and ask questions about them. Get answers without manual searching.
- No Signup Needed
- Upload, run the tool you need, and download. Quick and simple.
Simple & Fast
How It Works in 3 Easy Steps
Get your PDF tasks done in seconds. Our intuitive interface makes it easy for anyone to use.
1. Upload Your File
Drag and drop your file or select it from your device. Your connection is always secure.
2. Choose Your Tool
Select an action like Merge, Compress, or Convert. Our platform handles the rest.
3. Download Your Result
Your processed file is ready in moments. Download it instantly and get back to work.
Frequently Asked Questions
Yes, all tools on Ydidu PDFs are free to use. No hidden costs.
No account is required. Open the site and use the tools immediately.
Transfers are encrypted, and uploads are auto deleted after processing. See Privacy for details.
Full PDF toolkit plus AI summarize and chat, clean UI, fast results, no signup.
Yes, the site is responsive and works well on phones and tablets.