Reverse Image Search

TinEye is a reverse image search engine that finds other locations where a specific image appears on the internet, identifying where images have been published, copied, or modified. Unlike Google's reverse image search which matches visually similar images, TinEye uses perceptual hashing to find exact or near-exact copies of a specific image.

For OSINT investigators, TinEye is a foundational tool for image provenance research. When investigating whether a profile picture is authentic, whether a claimed photograph actually documents what it claims, or where an image originally appeared, TinEye searches its indexed database of billions of images to find matching copies.

Identity fraud investigation is the most frequent investigative application. When a suspect's profile photo needs verification, TinEye searches for the same image on other websites. If the photo appears on stock image sites, other social media profiles with different names, or news articles about different events, it confirms the photo is being misused — a strong indicator of fraudulent identity.

Image timeline reconstruction is another key capability. TinEye shows when it first indexed each found instance of an image, providing a chronological record of where an image appeared online. If an image claimed to document a recent event first appears in TinEye's index years earlier, the authenticity claim is undermined.

For disinformation and fact-checking investigations, TinEye verifies whether viral images claiming to document specific events are actually old photographs from unrelated contexts — a common disinformation technique. Finding an image indexed before the claimed event date effectively refutes the claim.

TinEye's modification detection capability flags image copies that have been cropped, color-adjusted, or otherwise modified — useful for tracking image reuse chains and identifying when images have been manipulated before resharing.

TinEye offers free searches with limits; API access and higher volume searches require subscription. The database is most comprehensive for web-indexed content.

Document the source image hash, TinEye search results including URLs and first-indexed dates, and the search timestamp for investigation records.