Why Add Watermarks to Your Images?
Browser-Based Watermarking with Full Customization
Features explained
Interactive Real-Time Preview
See instant changes as you adjust position, rotation angle, text styles, font options, or logo scale.
Rich Custom Fonts & Bangla Support
Access a curated selection of popular web fonts and popular Bengali styles including Hind Siliguri and Tiro Bangla.
Full Diagonal Grid Tiling
Repeat your text or logo watermark seamlessly across the image to maximize copyright protection.
Zero File Uploads
All rendering and export tasks are handled entirely inside your web browser memory.
What can you use it for?
Photographers & Creatives
Protect online gallery samples and digital photography prior to client delivery.
E-commerce & Business
Mark product photos, catalog previews, or official invoices with company logos or copyright notices.
Document & Legal Security
Stamp sensitive attachments with "DRAFT", "CONFIDENTIAL", or custom date tags.
Tool information
| Tool Category | Image Utility |
|---|---|
| Processing Type | 100% Client-Side (HTML5 Canvas) |
| Supported Inputs | JPG, PNG, WEBP, BMP |
| Supported Exports | PNG, JPG |
| Max File Size | Browser Memory Limit |
| Account Required | No |
Benefits
- Complete styling control including custom colors, strokes, and backgrounds
- Interactive positioning grid plus tile pattern repetition mode
- Fast, private, and offline-capable after the initial page load
- Generates high-resolution output without quality loss
Limitations
- Extremely large megapixel images may require extra memory on mobile devices
- Custom web fonts require internet connection to load initially
Privacy & Data Protection
Your images are never transmitted or uploaded to remote servers. All watermarking processing is performed locally inside your web browser via HTML5 Canvas.
No Data Storage Policy
We do not store, track, or analyze your uploaded photos or personal information. When you close or refresh this tab, all processed canvas memory is freed.
Tips
- Use semi-transparent text opacity (30%-50%) to ensure image details remain visible
- Enable diagonal tiling mode when sharing high-resolution samples publicly
- Use stroke/outline or background highlight when applying white text over bright backgrounds
Frequently asked questions
Is this watermarking tool completely free?
Yes, it is 100% free with no registration, accounts, or download limits.
Are my images uploaded to any server?
No. The tool processes images locally in your browser using Client-Side HTML5 Canvas technology.
Can I use custom Bengali font styles?
Yes, popular web fonts like Hind Siliguri and Tiro Bangla are built-in for styled Bengali text.
Does this tool support tiled/pattern watermarks?
Yes, enabling the Tile Mode repeats the watermark continuously across the whole photo.
Does adding a watermark decrease original photo resolution?
No, the output photo preserves the original dimensions and resolution of your source image.