The misuse of mobile phones in class frequently irritates language teachers. Instead of banning this mobile technology and considering it as a nuisance, teachers can take the advantage of this technology to help their students achieve their goals. Therefore, this paper is targeted toward the most recent technological devices that have an influence on how people learn and communicate with each other these days. It attempts to discover how far mobile devices are being used to support language learning by shedding light on its contribution to assisting vocabulary development. To do so, a review of the current existing publications that are related to mobile assisted language learning (MALL) was undertaken. The findings show that mobile technology assist vocabulary development for second language learners such as using short message serve(SMS), mobile based games, and mobile based flashcards. They also show that students have positive attitudes toward using mobile technology in learning new vocabularies. The article displays some of the limitations that are associated with utilizing mobile technology in vocabulary development for language learners. It also calls for further research that examine the impact of social media applications, such as Twitter, Facebook, and Instagram on vocabulary development