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Make document processing easier on the web with AltoProtect.

Protect PDF with straightforward steps. Tasks are completed swiftly, securely and free of charge.


AltoProtect is a trustworthy browser platform that handles all essential facets of your PDF work.

Simply protect PDF with a couple of clicks and get high-quality outcomes. No charges, no signing up, or even email required. We assist you in making documentation look excellent without any hassle.


Why opt for this AltoProtect?

The easy-to-use interface is put together with a strong tool — providing high performance and quality that’s been proved to be superior to any competitors. Additionally, you receive a complete and integrated solution that you can use totally free of charge on any device. Rapidly and flawlessly complete any PDF task with the only service you will ever need.

Cross-platform portability

Rapidly access your templates on any computer or handheld device irrespective of the OS for a seamless workflow.

Streamline cloud integration

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

Protection and compliance

Users’ sensitive data is protected and all operations are carried out over an encrypted connection.


Where do I get started?

AltoProtect is the web-based document management software to bring your prosperity to the next level. Protect PDF is the ultimate tool — helping you to work quicker, more accurately and smarter. Keep your file formatting unaltered and easily share the end product.