It is not able to scan a folder with >300GB data

The program shows the message full memory and stops the scan process.
Hardware: MacBook Pro i7 2,3 Ghz with 16GB RAM.
Usability is easy, therefor the programm will get one star.
Alternativ App: Gemini

TiggerIPod about Duplicate File Cleaner - Find and Delete Your Duplicates, v1.0