A free program for Android, by AxiomMobile.

Learn Spanish Vocabulary is an educational tool that allows you to learn Spanish vocabulary by watching and repeating the words, using different types of learning techniques.

This app includes:

Words in different languages: English, French, German, Italian, Portuguese, Russian, Spanish. 

Sentence structure: the app includes the most important aspects of sentence structure, including the subject, the verb, and the object. 

Learning techniques: the app includes different learning techniques, such as repetition, association, and chunking. 

A dictionary to help you memorize the most common words. 

A sentence translator to help you translate sentences. 

A tool to help you create your own word list. 

A tool to help you learn the most important sentences. 

A tool to help you learn the vocabulary of a language.