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Summary
Kolorize is an AI-powered photo colorization tool that transforms black-and-white images into vibrant, realistic colour photographs, using a model trained on millions of restorations to infer era-accurate colour rather than applying a flat tint.
Key Features
AI colorization of black-and-white photos with era-accurate colour
Unlimited free previews with multiple colour variations per photo
Pay only when you download, at one credit per download
Original grain, focus and resolution preserved
Photos deleted after processing and sent over an encrypted connection
Accepts JPEG, PNG, WebP, GIF, AVIF and HEIC images up to 4096x4096
Colorization completed in 3 to 8 seconds
Handles sepia-toned and faded colour prints as well as black-and-white photos
Colorized photos can be used commercially with no extra licensing fees
About Kolorize
Users upload a photo, the AI analyses tone, texture and context to rebuild the colour in seconds, and they can compare several variations against the original before downloading. Previews are always free and unlimited, credits are spent only on download, and grain, focus and original resolution are preserved.
Kolorize is aimed at photographers, historians and anyone restoring family or archival photos, with files deleted after processing for privacy and a pay-as-you-go credit model for high-quality downloads.