Can I position the watermark anywhere on the image?
Yes. You can select Bottom-Right, Bottom-Left, Top-Right, Top-Left, Center, or full-surface Tiled protection.
Dodaj znak wodny do zdjęcia online — Tekst i logo
Apply copyright text or logo watermark stamp with opacity and position.
Drop photos here to add watermark
Stamp copyright text, brand names, or logos onto your images
Podgląd obrazu
Jak używać Dodaj znak wodny
1
Wybierz i prześlij
Drag your photos into the watermarking workbench.
2
Konfiguruj i podgląd
Enter your watermark text, adjust font size, color, opacity, and choose placement (Corner, Center, Tiled).
3
Przetwarzanie i pobieranie
Click 'Apply Watermark' to stamp and download your protected photos.
Architektura techniczna i prywatność po stronie klienta
Processing Engine
Browser Canvas 2D & Binary Transcoder
Privacy Model
100% In-Memory Sandbox · Zero Server Uploads
Format Standards
PNG, JPEG, WebP, SVG, ICO Specifications
Execution Speed
Zero Network Latency · Instant Local Output
Frequently Asked Questions
Can I adjust watermark transparency?
Yes. Use the opacity slider (from 10% faint to 100% solid) to balance visibility and aesthetic appeal.
Can I watermark multiple photos at once?
Yes. Your watermark settings are applied consistently across all uploaded photos in the batch.