تعليم اللغة الالمانية بالصوت
ZatApps
Belajar bahasa - Mondly
ATi Studios
Speak - Language Learning
Speakeasy Labs
HiNative - Learn Languages
Lang-8, inc
Pimsleur: Language Learning
Simon & Schuster
TalkIn - Belajar Bahasa
Octopus Paradise
Hallo - Pembelajaran Bahasa
Hallo
Innovative Language Learning
Innovative Language Learning USA, LLC
Speech Blubs: Language Therapy
Blub Blub Inc.
Umi - Language Learning
Umi Languages