The actual developer of this free software for Mac is Kedronic UAB. The program lies within Games, more precisely Puzzle. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe.
From the developer:
The game will help improve memory, concentration and overall intelligence. You will see cards with different images on them. Images will be hidden from you. You will need to find pairs of identical images. You can only flip two cards at a time. Memorize images, find their matches and try to do it using as few attempts as possible.
You may want to check out more software for Mac, such as Animals - Find Matching Images, Fraction Matcher or Getty Images Stream, which might be related to Ocean - Find Matching Images.
Puzzle