Secure Local Image Watermark Adder
Add text or logo watermarks to your product photos or identity cards 100% locally. Support grid tiling, opacity, and rotation with zero upload.
28px
📷 點擊上傳 LOGO 圖檔
30%
Grid Tiling (Pattern) 平鋪佈滿全圖，提供最強防偽效果
30%
-30°
Watermark Preview
🛡️
Drag & drop image here, or click to upload
Supports PNG, JPG, WEBP
