High-level changes: 3.4 --- "This version include a new core implementation to manage maintenance tools, especially to support better multi-threading and multi-core CPU to speed-up processing." 3.3 --- "This version include a new core implementation to manage faces, especially face recognition feature which have never been completed with previous release." Download here: http://www.digikam.org/download?q=download/binary/#Windows I've found this an impressive piece of software for free. Currently I find the batch processes (e.g. apply xyz metadata to selected photos) lacking.