FAQ
Questions people ask a lot
Is PDF Master free?
Yes. Editing, signing, compressing, converting and password-protecting PDFs are free. It is ad-supported, with no subscriptions.
Does it work offline?
Yes. Every document is processed entirely on your device. Your files never leave your phone; only ads need a connection.
Does it work on Huawei devices?
Yes. PDF Master is built to run on Huawei phones without Google services — every feature works without Google Play.
Does it support Arabic?
Yes — full Arabic support with a right-to-left interface and correct Arabic text shaping inside the PDF itself.
Can I password-protect a PDF?
Yes, with AES-256 encryption performed entirely on your device. Passwords are never stored.
Can I convert PDF to Word?
Yes, you can convert between Word and PDF and to plain text, all on-device and in every language.