This study aims to find out more about the influence between the use of Twitter on critical thinking. How is the influence of using twitter on students'' critical thinking. To empirically test the influence of Twitter use on students’ critical thinking and to describe the influence of Twitter use on students’ critical thinking. This research uses quantitative and qualitative methods. For the quantitative method using the questionnaire and test, while for the qualitative using observation. The population in this study are 30 students who use Twitter in the Semarang area. The results of the research data analysis show that the correlation value between critical thinking and Twitter use is 0.562. This can be interpreted that Twitter users who often use Twitter are likely to have high critical thinking, and vice versa. Furthermore, the significance level of the coefficient can be seen in the table above which has a sig value. (2-tailed) between critical thinking (X) and twitter use (Y) is 0.0010.005, which means there is a significant correlation between critical thinking and twitter use variables, it can be concluded that the hypothesis can be accepted. Based on the results of data analysis that has been carried out by researchers, the conclusion is critical thinking has a significant influence with Twitter use with a value of 0.001 0.005. In addition, critical thinking and Twitter use have a strong correlation and a positive correlation direction with a correlation value of 0.562. Meaning, the more often you use Twitter, the higher your critical thinking will be and the researcher concluded that the influence of using Twitter on students'' critical thinking is effective and can be used as another method for learning.