Make perfect documents online with AltoUnlock.

Tap a button and unlock PDF. Everything is done rapidly, securely and cost-free.


AltoUnlock is a trustworthy web-based platform that covers all vital areas of your PDF experience.

Simply unlock PDF with a couple of mouse clicks and enjoy quality outcomes. No fees, no registration, or even e-mail are needed. We assist you in making data files look their best without any effort.


Why AltoUnlock?

The simple-to-understand user interface is put together with a strong tool — offering higher performance and quality that’s been proved to be better than any competitors. In addition, you receive a comprehensive and integrated solution that you can use for absolutely free on any system. Swiftly and flawlessly complete any PDF task using the only service you will ever need.

Cross-platform mobility

Quickly access your templates on any computer or mobile device regardless of the OS for smooth work.

Cloud storage integration

Link up directly to Google Drive, DropBox, OneDrive and manage documents faster.

Safety and conformity

Users’ sensitive details are safe and all operations are performed over an encrypted connection.


Where should I go first?

AltoUnlock is the online document processing software for pushing your efficiency one stage further. UnlockPDF is the best tool — enabling you to get work done faster, better and smarter. Maintain your file formatting unaltered and quickly share the end product.