Difference between Wuala and Zetta

1. Wuala :
Wuala was a file synchronization service, file storage service, file versioning service and backup storage service which was originally provided by Caleido Incorporation but was later owned by Seagate Technology. It was developed by Dominik Grolimund and Luzius Meisserin. It was majorly developed using Java. It offered 5 GB free storage space. It was launched in 2008.

2. Zetta :
Zetta is a file synchronization service and cloud based backup storage service which is provided by Zetta Incorporation. It was developed by Jeff Whitehead, Lou Montulli and Jason Harrison. It is majorly used in small and medium sized businesses and enterprises. It does not provide freeware version. It is majorly used for storing professional data and not personal data. It was launched in 2008.

Difference between Wuala and Zetta :

WUALA	ZETTA
Originally owned by Caleido Incorporation but was later owned by Seagate Technology.	It is owned by Zetta Incorporation.
It was launched in 2008.	It was also launched in 2008.
It offered 5 GB free storage space but later on it was made only paid-service.	It does not offer freeware service.
It was developed by Dominik Grolimund and Luzius Meisserin.	It was developed by Jeff Whitehead, Lou Montulli and Jason Harrison.
It was a file hosting and file synchronization service.	It is a file synchronization service.
It provided cloud storage service.	It provides cloud based backup service.
It was used by individuals, small and larger enterprises.	It is used by small and medium sized enterprises.
It provided storage service for personal data.	It does not provide service for personal data and is used for professional work only.
It supported file versioning.	It does not support file versioning.
It was supported by Windows, OS X, Debian, Ubuntu, Android and iOS.	It is supported by Windows, OS X and Linux.
It had the freeware version.	It does not have the freeware version.