The purpose of this study is to measure the usability or usefulness of e-commerce website sambal nyoss by using Likert scale. Likert scale serves to determine the scale category from 1 to 5. The methodology in this research is using the waterfall software design methodology. The results of e-commerce web testing on usability testing using the Likert scale method can be concluded that the average Likert Score of the usability test is 4. The value of 4 in the likert scale is the category agreed, so the usability level can be accepted by the user. The test results also mean that web ecommerce samboss nyoss has met usability aspect values such as ease of system, easy to remember system, efficiency, no errors or errors and have a level of user satisfaction