Hide secret messages inside images using LSB steganography. Upload a PNG image, type your message, and download the encoded image. Only someone with this tool can decode it.
Drop a PNG image here or click to browsePNG recommended for best results (JPG loses hidden data)
Encoded Image (message hidden inside)
Drop an encoded image here or click to browseUpload an image that contains a hidden message
Hidden Message
How It Works
Steganography hides data in the least significant bits (LSB) of image pixels. The changes are invisible to the human eye.
1
Upload Image
Choose a PNG image as your carrier. Larger images can hold more text.
2
Enter Message
Type the secret text you want to hide. It gets encoded into the pixel data.
3
Share Securely
Download the new image. It looks identical but carries your hidden message.
All processing runs locally in your browser. No data is sent to any server.