Protect your images with customizable watermarks! Add text or logos with flexible positioning, fonts, colors, and opacity. Ideal for branding, copyright protection, and marketing materials. Automate your workflow and effortlessly maintain a consistent brand image across all your visual content.
Upload images or paste image URLs to watermark. Supports JPEG, PNG, and WebP formats. You can process multiple images at once.
Watermark Text
watermarkTextstringOptional
Text to display as watermark. Only used if logo is not provided. Use either text OR logo watermark, not both.
Font Family
fontFamilyEnumOptional
Font family for text watermark. Choose from: Inter (modern), Arial (classic), Impact (bold), Verdana (readable), Courier (monospace), Comic Sans (casual), Times New Roman (traditional).
Color for text watermark in HEX format (e.g., #FFFFFF for white, #000000 for black).
Default value of this property is "#ffffff"
Text Opacity
textOpacityintegerOptional
Transparency of text watermark (0-100%). Higher values = more visible watermark.
Default value of this property is 90
Text Size
textScaleintegerOptional
Size of text watermark as percentage of image width (5-100%). Higher values = larger watermark.
Default value of this property is 50
Letter Spacing
letterSpacingintegerOptional
Spacing between letters as percentage of font size (0-200%). Higher values = more space between letters.
Default value of this property is 0
Background Opacity
backgroundOpacityintegerOptional
Transparency of text background box (0-100%). 0 = no background, 100 = solid background. Only applies to text watermarks.
Default value of this property is 35
Logo File
logoFilearrayOptional
Upload your logo image or paste logo URL to use as watermark. Only used if watermark text is not provided. Use either text OR logo watermark, not both. Supports PNG, JPEG, and WebP formats.
Logo Opacity
logoOpacityintegerOptional
Transparency of logo watermark (0-100%). Higher values = more visible logo.
Default value of this property is 50
Logo Size
logoScaleintegerOptional
Size of logo watermark as percentage of image width (5-100%). Higher values = larger logo.
Default value of this property is 15
Watermark Position
positionEnumOptional
Where to place the watermark on the image. Corner positions, center, diagonal (across image), or custom offsets.
