Remove Gemini watermarks in seconds
Drag a Gemini image, run the reverse alpha blend algorithm, and download a clean PNG - all in your browser.
Local-only
Processing stays in your browser, nothing is uploaded.
Fast preview
Instant before/after preview with one click.
Precise mask
Detects watermark size and position automatically.
Reverse alpha blending
Gemini watermark cleanup workflow
Alpha map
Build a transparency map from watermark backgrounds.
Smart placement
Auto-detects watermark size and corner offset.
PNG output
Export a clean image ready for reuse.
Upload Gemini images and remove the watermark with a single pass.
Drop images or click to upload
PNG/JPG/WEBP | Up to 10MB each | Multiple images supported
Processing happens locally in your browser. Images never leave your device.
How it works
Three quick steps from upload to download.
Upload the image
Drag or select a Gemini image from your device.
Remove the watermark
Apply reverse alpha blending to clean the corner.
Download the result
Export a clean PNG ready to share.