File Encryptor
Encrypt or decrypt a file locally with AES-GCM and a separately saved key.
Last updated: 2026-10-25
Free Online File Encryptor
Use this free online file encryptor tool directly in your browser without installing software. Fast, mobile friendly and easy to use.
File Encryptor
Runs in your browser. Input is not sent to this site.
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About This Tool
About File Encryptor
Encrypt or decrypt a file locally with AES-GCM and a separately saved key. Most processing takes place locally in your browser.
How to use it
- Enter the requested text or values.
- Choose the processing or calculation action.
- Review and copy the generated result.
Frequently Asked Questions
Does this tool upload my input?
No. This page processes your data locally in the browser.
Is the result saved?
No. Copy or download any result you want to keep.
Can I use it on mobile?
Yes, on modern mobile browsers.
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