What is the difference between Chrome apps and extensions?

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Tags

1. #another
2. #major
3. #differences
4. #within
5. #functionality
6. #applications
7. #chrome
8. #between
9. #extensions
10. #difference
11. #having
12. #interface
13. #different
14. #browser
15. #while
16. #location
17. #enhance
18. #their