Here is the full list of all 50 Animals Memory: Cats achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Pass level 1 times
Pass level 2 times
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Pass level 6 times
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Pass level 9 times
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Pass level 12 times
Pass level 13 times
Pass level 14 times
Pass level 15 times
Pass level 16 times
Pass level 17 times
Pass level 18 times
Pass level 19 times
Pass level 20 times
Pass level 21 times
Pass level 22 times
Pass level 23 times
Pass level 24 times
Pass level 25 times
Pass level 26 times
Pass level 27 times
Pass level 28 times
Pass level 29 times
Pass level 30 times
Pass level 31 times
Pass level 32 times
Pass level 33 times
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Pass level 35 times
Pass level 36 times
Pass level 37 times
Pass level 38 times
Pass level 39 times
Pass level 40 times
Pass level 41 times
Pass level 42 times
Pass level 43 times
Pass level 44 times
Pass level 45 times
Pass level 46 times
Pass level 47 times
Pass level 48 times
Pass level 49 times
Pass level 50 times