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Image Watermark Tool

Add text watermarks to images with customizable position, color, size, and transparency

Click to upload file or drag and drop file here

Maximum file size: 10MB Supported formats: image/jpeg, image/png, image/webp, image/gif, image/bmp, image/tiff

Key Facts

Category
Design
Input Types
file, text, select, number, color
Output Type
file
Sample Coverage
4
API Ready
Yes

Overview

Easily protect your visual content by adding custom text watermarks to your images. This tool allows you to precisely control the placement, font styling, opacity, and rotation of your text overlays to ensure your brand or copyright information is clearly visible.

When to Use

  • •Protecting your original photography or digital artwork from unauthorized use.
  • •Adding professional branding or company names to product images.
  • •Marking drafts or preview images with status labels like 'Confidential' or 'Draft'.

How It Works

  • •Upload your image file in formats like JPEG, PNG, or WebP.
  • •Enter your desired watermark text and adjust settings like font size, color, and opacity.
  • •Select the preferred position on the image and apply rotation if needed.
  • •Download your watermarked image directly to your device.

Use Cases

Photographers adding copyright notices to their portfolio images.
E-commerce sellers branding product photos with their store name.
Designers marking client proofs with 'Draft' watermarks to prevent misuse.

Examples

1. Protecting Photography Portfolio

Professional Photographer
Background
A photographer wants to share high-resolution images on social media but fears unauthorized usage.
Problem
Needs a subtle, professional copyright notice on all images.
How to Use
Upload the image, set the watermark text to '© 2025 Name', position it at 'bottom-right', and set opacity to 0.5.
Example Config
watermarkText: '© 2025 Name', position: 'bottom-right', opacity: 0.5, fontSize: 30
Outcome
The image is now branded with a professional, semi-transparent copyright notice in the corner.

2. Branding Product Catalog

Small Business Owner
Background
An online store owner needs to add their brand name to product photos to prevent competitors from stealing them.
Problem
Needs a clear, visible brand overlay on every product image.
How to Use
Upload the product photo, enter the brand name, set the position to 'center', and adjust the background opacity for better readability.
Example Config
watermarkText: 'BrandName', position: 'center', fontSize: 60, fontColor: '#ffffff', backgroundOpacity: 0.5
Outcome
The product image features a clear, readable brand watermark that discourages unauthorized copying.

Try with Samples

image, png, jpg
Web Image Processing Python Samples
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Windows Image Processing C++ Samples
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Web Image Processing Rust Samples
Web Rust image processing examples including image read/save, scaling, and format conversion
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macOS Image Processing Objective-C Samples
macOS Objective-C image processing examples including image reading/saving, image scaling, and format conversion
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FAQ

What image formats are supported?

The tool supports JPEG, PNG, WebP, GIF, BMP, and TIFF formats.

Can I change the transparency of the watermark?

Yes, you can adjust the text opacity using the slider, ranging from 0 (invisible) to 1 (fully opaque).

Is there a limit to the file size?

Yes, the maximum file size for uploads is 10MB.

Can I rotate the watermark text?

Yes, you can rotate the text by entering an angle between -180 and 180 degrees.

Does the tool save my images on the server?

No, images are processed locally or temporarily and are not stored permanently on our servers.

API Documentation

Request Endpoint

POST /en/api/tools/image-watermark

Request Parameters

Parameter Name Type Required Description
imageFile file (Upload required) Yes -
watermarkText text Yes -
position select Yes -
fontSize number No -
fontColor color No -
opacity number No -
rotation number No -
backgroundColor color No -
backgroundOpacity number No -

File type parameters need to be uploaded first via POST /upload/image-watermark to get filePath, then pass filePath to the corresponding file field.

Response Format

{
  "filePath": "/public/processing/randomid.ext",
  "fileName": "output.ext",
  "contentType": "application/octet-stream",
  "size": 1024,
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}
File: File

AI MCP Documentation

Add this tool to your MCP server configuration: 

{
  "mcpServers": {
    "elysiatools-image-watermark": {
      "name": "image-watermark",
      "description": "Add text watermarks to images with customizable position, color, size, and transparency",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=image-watermark",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

Supports URL file links or Base64 encoding for file parameters.

If you encounter any issues, please contact us at [email protected]