Add or remove a password you know. The work runs in this tab, on your own machine, so your files never leave your device.
Nobody can recover this for you. If you forget it, the document is gone, write it down somewhere safe.
Drop it on the box above or pick it from your files. Nothing is sent when you do this.
Choose the options you want. Everything updates on your own device.
Check it, then save. Your original file is never changed.
No. The work happens inside this tab, on your own machine. Open your browser's network tab while you use the tool, there is no request carrying your file.
None set by us. Very large files are limited only by your device's memory, and we warn you before that becomes a problem.
No, and there is no daily limit either. There is nothing to sign up for.