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image Tool
Image Watermark Adder
Stamp custom text watermarks onto photos with custom transparency, position, and font size.
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Click or Drag & Drop File Here
Accepted formats: image/*
🛡️ 100% Client-Side Privacy
- All conversions execute in your local browser memory
- Zero server upload — your videos, audio, and images stay private
- Fast processing using modern Web Audio, Canvas & WebAssembly
- No file size limits imposed by cloud upload quotas
📖 How to Convert with Image Watermark Adder
- Select or drop your media file into the upload zone.
- Adjust conversion settings or quality options if required.
- Click Add Watermark.
- Preview your converted media and download directly to your device.