Stamp a diagonal text watermark across images. Set custom text, opacity, font size, and color.
Upload your image
Enter watermark text and adjust opacity
Download the watermarked image
Free is enough for most one-off jobs. Pro raises the file and batch caps; Pro + Media unlocks GB-scale streaming and unlimited duration.
Larger files supported on Developer (5 GB CSV) and Enterprise (unlimited). All processing happens in your browser — files never reach a server.
0 bytes uploaded. Visible Text Watermark runs entirely in your browser using Canvas API and WASM. Your image stays on your device at all times. No data is sent to any server.
Yes — set text, font size, opacity, color, and position (diagonal, center, or tiled).
Add an invisible watermark to images using LSB steganography. Imperceptible to the eye, detectable by tools.
Open toolCompress images to a target file size in KB. Uses browser-image-compression for multi-threaded optimization.
Open toolResize images by pixels or percentage. Maintain aspect ratio or set custom dimensions. Browser-based.
Open tool