The selection of an English certification exam is an important and difficult decision influenced by various factors, including the candidate’s goals, language proficiency level and institutional requirements. This article explores the diverse types of certification exams available, addressing their purposes, target audiences and specific features. It highlights the importance of aligning the choice of exam with personal and professional objectives, such as higher education, career advancement or migration. Additionally, it examines key aspects like the validity period of certificates, cost considerations and preparation strategies. The discussion also touches upon the differences in exam formats, including computer-based and traditional paper-based tests, as well as the role of human interaction in oral sections. By providing an overview of these crucial factors, the article aims to assist candidates in making informed decisions to achieve optimal outcomes tailored to their individual needs.