TOEFL
English exam recognised by many universities and institutions worldwide as proof of English proficiency (levels B1 – C1).
IELTS
English examination recognised by many universities and institutions worldwide as proof of English proficiency (levels A2 – C2).
Oxford Test of English
General English exam (levels A2 – B2) developed by Oxford University Press and certified by the University of Oxford.
onSET English
Online test covering German levels A2 – C1.