When comparing RawTherapee vs Photo Mechanic, the Slant community recommends RawTherapee for most people. In the question“What are the best Lightroom alternatives?” RawTherapee is ranked 5th while Photo Mechanic is ranked 8th. The most important reason people chose RawTherapee is:
RawTherapee community maintains a wiki called [RawPedia](http://rawpedia.rawtherapee.com/) that covers everything about the software from top to bottom.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Excellent docs
RawTherapee community maintains a wiki called RawPedia that covers everything about the software from top to bottom.
Pro Very fast in opening huge images
Pro Variables enable dynamic import presets
In addition to usual organizational methods including folders, color labels, flags, ratings, keywords, GPS location Photo Mechanic allows using advanced presets that include variables that dynamically change import logic.
Cons
Con Mac version is unstable
Con History is lost when opening a new image or closing the app
History resets as soon as you open a new image in the image editor. A fix for it is planned in a future update.
Con Asset management only
Photo Mechanic is only an asset management program, there's no support for photo editing, etc.