9Apps is your first choice to download apps. 20,000+ users downloaded PDF Lock latest version on 9Apps for free every week! In addition, the latest version of the app has updated a lot of features. This hot app was released on 2017-04-27. You can see more apps release recently on 9Apps.
Protect your PDF documents by adding the password right on your Android device. Ideal for when you want to send some sensitive documents to someone else. After our engines encrypt your file, it will be downloaded to your device, and deleted from our servers.
* Free encryption can encrypt 1 file per hour
* Paid encryption are completed within seconds.
* Encryption provide you 2 options for protection: password for open and password for edit
* Encryption does not change your PDF content.
* Easily share encrypted files to someone else.
* Fast and easy, won't drain battery or slow down your phone.
* Your files is deleted from our servers right after the encryption ends (seriously, we don't need your files, we need to save our server resources)
Enhance UI
9Apps 4.9
