If you want to learn English on the go, here are ideas of apps for smartphone users:

Search through for them, pay for them or wait and see until they are downloadable for free and have fun! I don’t have a smartphone yet, so I can’t give you first hand info about them.

Please feel free to add and/or suggest other you might know as well. Let's make the list longer!


http://www.happycatstefl.com/general-advice/learn-english/
English grammar in use has itunes apps
Brainscape
Translators
Longman
The bbc has also apps for smartphones

These Pages Are Designed for Small Devices Such As the iPhone, not sure if they also work for android
• English Vocabulary Study on Web-Capable Cell Phones
www.manythings.org/i
(We've had this one online for a long time.)

• Some of Our Favorite Podcasts (iPhone Only)
www.manythings.org/ip
(This will not work on a regular computer.)
This Works on an iPad
The iPad can access videos from YouTube that are embedded in web pages.
• ESL Videos (A Blog of Videos on YouTube)

Listen and Read Along - Optimized for iPadThese will also work on an iPhone, but the MP3 player's "play" button is very difficult to click.
• Animals - About Animals
• America - This is America
• Health (Also For Medical Workers)
• How - How to Do Things / How Things Are Done
• History - American History
• Mosaic - American Mosaic
• People - Stories about People / Biographies
• Places - From Explorations, This Is America, ...
• Space - Explorations, Science in the News, ...
• Sports - About Sports
• Stories - American Stories
• Studying - From The Education Report
• Things - About Things
• Words - Words and Their Stories
• Selected MP3 Files for ESL Students - Currently Featuring "ESLpod"
• The Most Recent VOA 30-minute Special English Program - No Text