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Frequently Asked Questions
Is this service really 100% free?
Yes! All 23 PDF tools (merge, split, compress, convert, sign, watermark, edit, etc.) are free with no artificial page limits or watermarks added to your downloads.
Are my sensitive documents uploaded to a server?
No. All file processing runs directly on your machine via JavaScript & WebAssembly. Your confidential files never touch external cloud servers.
Can I use this on mobile devices?
Yes! The entire interface is responsive and works seamlessly across iOS Safari, Android Chrome, tablets, and desktop browsers.