Company SAMSUNG SDS created these great apps:
김병호의 PMP Guide, 토마토 TOEIC Actual Test Ⅰ, [e-Campus] 능률전화영어, 토마토 TOEIC Actual Test Ⅱ, Easy Biz English, 토마토 TOEIC Actual Test Lite, MobiLearn, 1달 만에 끝내는 OPIc BASIC 1/2, 1달 만에 끝내는 OPIc BASIC 2/2, eCampus 랭귀지큐브 S1, 21English P1, 21English P2, 21English P3, 21English P4, 21English P5, 21English P6, 21English P7, eCampus 중국어회화, [e-Campus] Should 잉글리쉬, [e-Campus] 전화영어 앱티처, eCampus 영어말하기, and others..
