Guides

Straight answers about local image search: when the free tools are already enough, when a paid one earns its price, and where each option stops working. Written for people choosing between them, not as product documentation.

Local reverse image search: duplicate finders vs. semantic search
If you are clearing out duplicates, free tools like dupeGuru and Czkawka already solve it. Finding 'different photos of similar-looking things' is a different problem that perceptual hashing cannot do at any threshold.
Updated 2026-08-028 min read