Core Data Editor lets you easily have a look at applications data. In addition to that Core Data Editor lets you also add, delete and modify the data you are looking at in an easy and comfortable way.
Core Data Editor lets you find managed objects very easily. You can search by every attribute you wish.
How does Core Data Editor handle binary attributes? Very well! It displays the size of the binary value and lets you open the binary value in Preview with just one click. You can also set binary values to nil or to any value you wish.