Wlingua - Learn English is an Android-based online course that helps learners improve their English language skills at different levels, including beginner, basic, intermediate, and advanced. The course is designed to cater to the needs of learners from all walks of life, including professionals, students, and anyone interested in learning English.

With over 600 lessons, learners can improve their vocabulary, grammar, and reading comprehension skills. The course includes exercises on vocabulary, phrases, grammar, and pronunciation in British and American English. The spaced review feature helps learners retain what they have learned and reinforce their knowledge.

Wlingua offers two types of accounts: Basic and Premium. The Basic account is free, but with some limitations, while the Premium account provides access to all course content and activities.

To start learning, users need to create an account with their email and a password. Upon registration, users get a week of Premium access, after which the account automatically reverts to Basic access.

Overall, Wlingua - Learn English is an excellent online course for learners who want to improve their English language skills.