Key Features

• 100% Local Processing: Images are processed securely in your browser without server uploads.
• High-Precision Detection: Uses AHash and DHash algorithms to accurately detect similar images even with different resolutions.
• Threshold Adjustment: Flexibly extract everything from exact matches to vaguely similar compositions by adjusting the similarity threshold.
• Detailed Comparison Preview: View duplicate groups side-by-side to visually confirm and select images.
• Batch ZIP Download: Easily save and organize your selected images as a single ZIP archive.
• Smart Selection & Similarity Scores: Auto-select the smallest image with one click and view match rates as percentages.
• Fast & Stable: Background processing via Web Worker prevents browser freezes even with many images.