For overall English skills:
* Memrise: Focuses on vocabulary, grammar, and pronunciation through gamified lessons and spaced repetition.
* Duolingo: A popular choice for beginners, offering interactive lessons for grammar, vocabulary, and speaking.
* Babbel: Known for its comprehensive approach, covering vocabulary, grammar, pronunciation, and cultural insights.
* Oxford Online English: Provides structured courses, live classes, and interactive exercises for all levels.
* EnglishCentral: Combines video lessons, interactive exercises, and speech recognition technology for personalized learning.
For vocabulary:
* Vocabulary.com: Uses context-based learning to help you understand the nuances of words.
* WordReference: A comprehensive dictionary with example sentences, translations, and forums for discussion.
* Merriam-Webster: Provides definitions, examples, and audio pronunciations for a wide range of words.
For grammar:
* Grammarly: A popular tool that helps you identify and correct grammar errors in your writing.
* English Grammar 101: Provides clear explanations and practice exercises for various grammar concepts.
* Purdue OWL: A valuable resource for writers, offering guidance on grammar, punctuation, and writing style.
For listening and pronunciation:
* BBC Learning English: Offers a wide range of audio and video content for different levels, including pronunciation lessons.
* British Council LearnEnglish: Features listening exercises, podcasts, and pronunciation guides.
* Voice of America Learning English: Provides news articles, podcasts, and videos with clear audio and transcripts.
For writing:
* ProWritingAid: A powerful tool that analyzes your writing for style, grammar, and clarity.
* Hemingway Editor: Helps you identify overly complex sentences and improve your writing's readability.
* Grammarly: Also excellent for writing, offering real-time feedback on your grammar, punctuation, and style.
For speaking practice:
* italki: Connects you with native English speakers for one-on-one lessons or conversation practice.
* HelloTalk: A language exchange app that lets you connect with native speakers around the world.
* Tandem: A similar app that focuses on connecting language learners for conversation practice.
Additional tips for choosing the right site:
* Consider your learning style: Some people prefer structured lessons, while others learn better through games or real-life scenarios.
* Set realistic goals: Start with smaller goals and gradually work your way up to more challenging ones.
* Be consistent: The key to improving your English is regular practice.
Remember, no single site is perfect for everyone. Try out different options to find the ones that work best for you.