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This research aimed to find out the effectiveness of BBC Learning English application in teaching listening to students at Grade XI IPS of SMAN 1 Aralle, Mamasa, West of Sulawesi, and was carried out from January to March 2022. There were 25 students of XI IPS class of SMAN 1 Aralle in the academic year of 2021/2022 as the research participants. It was Class Action Research that had two procedures in collecting data, namely qualitative and quantitative data. The qualitative data was got by observing students in the class while the quantitative data was taken by the test of listening which given in diagnostic test, cycle I and cycle II. In the diagnostic test, the students’ mean score was 58.8 out of 100. It increased to be 67.2 in cycle I. Then, it raised to be 78.6 in cycle II. The result of every cycle showed that implementing the BBC application affected the students’ listening score, especially their vocabulary mastery. It also showed from the qualitative data that the students were motivated to follow the teaching-learning process by providing them with a lot of listening activities.