Recommended applications are devided into 5 themes – general, speaking, writing, reading and grammar.
Cambridge Assessment English – Free online activities for reading, writing, listening, grammar, pronunciation and vocabulary.
Write & Improve – Practise your British English writing skills for free. Get feedback on your writing in seconds and learn how you can improve.
Grammarly – Grammarly automatically detects grammar, spelling, punctuation, word choice, and style mistakes in your writing.