Software as A Service (SaaS) vs Software Distribution
Software as a Service (SaaS) is all customers using same version of software hosted by vendor. They enjoy the service instead of owning it. By contrast, software distribution is customer owned the purchased software. It can be hosted on services providers data center (Cloud) or on client’s premises.
Below is the comparison.
| Software as a Service | Software Distribution | ||
|---|---|---|---|
| Hosted | Cloud | Cloud | Owned Servers |
| Model | Multiple customers access to single instance | Single customer and customer owned the instance | Single customer and customer owned the instance |
| Software Accessible | Internet | Internet | Internet Local Area Network |
| Software Customization | No | Yes | Yes |
| Application Support | Email Support | Additional cost based on agreement | Additional cost based on agreement |
| Application Upgrade | Automatic | By request basis with additional cost | By request basis with additional cost |
| Risks on Server, Application and Database | Vendor hold all risks | Client and vendor share risks responsible | Client hold all risks |
| Implementation | Immediate | Slow and time-consuming | Slow and time-consuming |
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