Free local AES text encryptor
Encrypt short notes before sending them through less private channels.
How to use this tool
- 1
Open AES text encryptor
Use it for this task: AES-GCM text encryption, PBKDF2 password keys, decrypt locally, copy encrypted JSON safely.
- 2
Choose encrypt or decrypt
Paste the text, enter a strong password, and select the operation you need.
- 3
Copy the secure output
Save the encrypted package or decrypted text. Keep the password because the browser cannot recover it.
Quick facts
| Runs locally? | Yes. Processing stays in your browser. |
|---|---|
| Uploads data? | No. Files and text are not sent to our servers. |
| Account required? | No signup or login. |
| Best for | notes, credentials, temporary secrets, secure sharing |
Top use cases
- AES-GCM text encryption, PBKDF2 password keys, decrypt locally, copy encrypted JSON safely.
- Runs locally?: Yes. Processing stays in your browser.
- Uploads data?: No. Files and text are not sent to our servers.
- Account required?: No signup or login.
- Best for: notes, credentials, temporary secrets, secure sharing
FAQ
Does this tool upload my data?▾
No. The tool runs in your browser tab and does not send your input to our servers.
Can I use it offline?▾
After the app loads and the service worker is active, many tool pages can reopen without a network connection.
Is it free?▾
Yes. It is free to use and does not require an account.
What limits should I expect?▾
The practical limit is your device memory and browser performance, especially for large files.
Can I use this for sensitive data?▾
Yes for local processing, but always verify outputs before using them in critical workflows.
Which browsers work best?▾
Current Chrome, Edge, Firefox, and Safari versions work best for local file and crypto APIs.