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Pixel picking – Image Testing with QF-Test

Intelligent Image Comparison with QF‑Test

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Cookie details
Description Vendor Lifetime Type Purpose
_pk_id Matomo 13 Months HTTP Contains a unique, pseudonymized visitor ID internal to Matomo for recognizing returning visitors.
_pk_ref Matomo 6 Months HTTP Used to track from which website the anonymized user proceeded to our website.
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