Most AI photo taggers upload your images to the cloud or bolt on as a separate tool. Tag Your Photos doesn't: -100% on-device (Gemma 4 12B via Apple MLX) — no cloud, no upload - Works directly on your Photos library — no exporting, no duplicates - Keywords land in Spotlight system-wide — searchable right from the iPhone/iPad home screen, not just inside the app - Stays general when unsure — no falsely specific guesses