Use low opacity (20-40%) for subtle watermarks that protect without distracting?

Use low opacity (20-40%) for subtle watermarks that protect without distracting.

The Multiply blend mode works well for dark logos on light backgrounds?

The Multiply blend mode works well for dark logos on light backgrounds.

Batch mode (Starter+) applies the same stamp to multiple images at once — perfect for watermarking a photo set.

Add logos, text or date stamps to images with 9-grid positioning, blend modes and batch

Add logos, text, or date stamps to images with 9-grid positioning, blend modes, and batch processing — all in your browser.

1Upload the main image you want to stamp.
2Choose the stamp type: Image (logo/watermark), Text, or Date.
3For image stamps, upload your logo. For text, type your message and customize font, size, and color.
4Select the position on the 9-point grid (top-left, center, bottom-right, etc.).
5Adjust opacity, size, rotation, and blend mode to get the look you want.
6Click "Apply & Download" to export the stamped image.

Use low opacity (20-40%) for subtle watermarks that protect without distracting.
The Multiply blend mode works well for dark logos on light backgrounds.
Batch mode (Starter+) applies the same stamp to multiple images at once — perfect for watermarking a photo set.

Free: single image, watermark added. Starter+: batch mode, no watermark, all blend modes.

OneKitTools TeamUpdated 2.21.4