Oxford University Press ELT.

Oxford Learner's Dict.: Arabic
PaidComprehensive Arabic Reference Dictionary for Learners
Android
Oxford Learner's Thesaurus
FreeEnhance Your Vocabulary with Oxford Learner's Thesaurus
AndroidOxford Collocations Dictionary
FreeEnhance Your English with Oxford Collocations Dictionary
Android
Oxford Learner's Academic Dict
FreeComprehensive Academic English Resource
AndroidOxford Phonics World
FreeEngaging Phonics Learning App for Children
AndroidOxford Learner's Bookshelf
FreeComprehensive Educational Tool for English Learners
AndroidSay It: English Pronunciation
FreeEnhance Your English Pronunciation Skills
Android