Image aspect ratio fitter
Fit an image into a new aspect ratio without cropping, using colored padding. Download a PNG.
Automatically remove the visible Gemini / Nano Banana mark, or select another visible AI label on the image. The image never leaves your browser.
Runs in your browser
Automatically remove the visible Gemini / Nano Banana mark, or select another visible AI label on the image. The image never leaves your browser.
The visible mark and embedded metadata are removed. Invisible pixel watermarks such as SynthID are not removed.
Inputs are processed on this page and are never sent to a server.
Gemini mode applies the 48/96 px placement and alpha-mask rules adapted from remove-ai-watermarks. Manual mode lets you frame the mark; OpenCV Telea or Navier–Stokes fills the selected area from neighboring pixels. Export re-encodes the image without embedded EXIF, XMP or C2PA data. It does not remove invisible pixel watermarks such as SynthID.
Image · Watermark area · Repair method · Repair radius · Format
Automatically remove the visible Gemini / Nano Banana mark, or select another visible AI label on the image. The image never leaves your browser.
2048 × 2048 PNG · visible Gemini mark removed
Gemini mode applies the 48/96 px placement and alpha-mask rules adapted from remove-ai-watermarks. Manual mode lets you frame the mark; OpenCV Telea or Navier–Stokes fills the selected area from neighboring pixels. Export re-encodes the image without embedded EXIF, XMP or C2PA data. It does not remove invisible pixel watermarks such as SynthID.
2048 × 2048 PNG · visible Gemini mark removed
Gemini mode applies the 48/96 px placement and alpha-mask rules adapted from remove-ai-watermarks. Manual mode lets you frame the mark; OpenCV Telea or Navier–Stokes fills the selected area from neighboring pixels. Export re-encodes the image without embedded EXIF, XMP or C2PA data. It does not remove invisible pixel watermarks such as SynthID.
Calculations run on your device. Form inputs are not sent to a server.