Off the shelf softwareCustom software
1Off the shelf software has very low upfront costs.Upfront costs for custom software are high.
2Off the shelf software offers you its free trials and versions.Custom software, on the other hand, has no free trials.
3Change or feature requests in off the shelf software may get ignored.It additionally costs you for doing any change in the feature requests.
4Support IncludedTailored to your exact business needs.