Yerman Tools

Online Watermark Adder

Add text or image watermarks to your photos in seconds. Adjust opacity, size, rotation and position. Fast, secure and mobile-friendly.

add watermark to image online watermark tool text watermark generator image watermark overlay batch watermark images

Why watermark images?
Watermarking helps protect your photos from unauthorised reuse, preserves credit when images are shared, and reinforces brand ownership. A subtle watermark deters misuse without affecting image quality.

Upload Images

Click or drop images here

Watermark Settings

Watermark Type

Text

Opacity

Scale (%)

Rotation (°)

Position

Who should use an online watermark adder?

Use cases

Photographers: protect previews, proofs and client images
Content creators: add branding to social posts and videos
E-commerce sellers: stop competitors stealing product photos
Designers & agencies: watermark drafts and client samples
Businesses: reinforce ownership across marketing assets

For best results, resize or compress images first using: Image Resizer or Image Compressor.

What is an online watermark adder?

An online watermark adder makes it easy to protect your photos, artwork, graphics or business assets by adding a visible text or image overlay. Watermarks help prevent unauthorised reuse, strengthen your branding and make your content instantly recognisable across social platforms and websites. This tool runs entirely in your browser, so your images remain private and never leave your device.

Why watermark your images?

Watermarks are useful for far more than copyright protection. They offer a professional way to present your work, build trust and maintain ownership across digital platforms. Common reasons to watermark include:

Protecting original work: discourages unauthorised copying or reposting.
Brand recognition: logos and text overlays create consistent visual identity.
Client previews: ideal for photographers sharing proofs or drafts.
E-commerce safety: prevents product images from being stolen by competitors.
Social media sharing: ensures credit when your images are reposted.
Document marking: for internal, confidential or sample-only assets.

Choosing between text and image watermarks

This tool supports both text-based and image-based watermarks, each with different strengths:

Text watermarks

Text overlays are lightweight, clear and highly flexible. You can add your name, brand, social handle, copyright notice or website URL. They scale well and work on almost any background.

Image watermarks

Logo watermarks reinforce branding and look professional in portfolios, ads and product photos. You can upload PNGs with transparency for the cleanest result.

Understanding watermark settings

Customisation allows you to find the right balance between visibility and subtlety:

Opacity: Lower opacity creates a soft, unobtrusive watermark; higher opacity increases protection.
Scale: Controls how large the watermark appears relative to the image.
Rotation: Useful for diagonal watermarks commonly used for preview protection.
Position: Apply your watermark to a corner, the center, or anywhere you need consistency.

Best practices for watermarking images

A good watermark protects your content without distracting from it. Here are recommended approaches:

Place subtle watermarks in corners for social media content.
Use centered diagonal watermarks for proofs and client previews.
Increase opacity on commercial product images to prevent theft.
Decrease opacity on portfolio pieces to keep imagery visually appealing.
Use a high-resolution logo PNG to avoid pixelated overlays.
Keep text watermarks short: “© Name” or YourBrand.com.

Related image tools that work well with watermarking:

Image Resizer — prepare exact dimensions
Image Compressor — reduce file size after watermarking
EXIF / Metadata Viewer — remove hidden data before sharing

Is watermarking legally protective?

Watermarks are a strong visual deterrent, but they also serve as evidence of original ownership. While removing a watermark is sometimes possible, doing so may violate copyright laws in many countries. Consistently using a watermark reinforces your rights and protects your creative or commercial work.

Common uses for watermarking

This tool is used by creators, professionals and businesses for many different purposes:

Photographers: protecting client proofs and sharing online previews.
Content creators: branding TikTok, Instagram and YouTube visuals.
Artists & illustrators: watermarking digital paintings or concept art.
E-commerce sellers: securing product photos from competitors.
Agencies: preparing client presentations or sample designs.
Real estate agents: watermarking property images before publishing.

Security: does the tool upload my images?

No. Your images never leave your device. All watermarking is processed locally in your browser using client-side rendering. This makes the tool safe for:

Commercial client work
Confidential documents
Unpublished creative assets
High-resolution images

Frequently asked questions

Can I add watermarks to multiple images at once?

Yes — batch watermarking is supported. Upload several images and apply the same settings to all of them in one step.

Does the tool add a watermark to the original image?

No. The original file remains unchanged. You download a new, watermarked version while keeping your original safe.

Can I remove a watermark from an image?

This tool does not remove watermarks. Removing another creator’s watermark may violate copyright laws.

What file formats are supported?

JPG, PNG and WebP images can be watermarked, and PNG uploads preserve transparency for clean logo overlays.

Is there a limit on image size?

Most devices handle large images easily, and since nothing is uploaded to a server, there are no strict limits.