MLE (Mobile Learning Engine) is a comprehensive learning application. It transfers the computer-aided and multimedia-based learning (known as eLearning) to a mobile environment (to a mobile phone). This special kind of computer-aided and multimediabased learning with a mobile device is commonly known as \"mLearning\".The MLE is the first true mobile learning application for mobile phones and is developed since 2003.We have an extension for Moodle (an open source learning management system / LMS), that enables you to use your Moodle eLearning environment with the MLE. The MLE-Moodle extension and the MLE mobile phone client allows you to enhance your eLearning environment with mLearning.Check out the software descriptions for details on the MLE and MLE-Moodle.Here are some key features of \"MLE\":