BAS (Best Application Set) 📐
Oxford Advanced Learner's Dictionary (OALD) - best tool for language learning (eng-eng)
Wisdom Dictionary (uzb-eng,eng-uzb) - best dictionary for uzbek speaking language learners
Deutsch (German Dictionary) - best for German learning with a clear explanation of every word, examples, synonyms, antonyms, forms, nuances.
Spanish - English
English Spanish
Dictionary - if there are any Spanish learners out there, don't hesitate to download it.
Russian - English
English - Russian - I cannot say it is the best, but can definitely ease your learning process.
Spotify - a tool with full of music, podcast, and such sort of stuff.
IELTS Speaking Assistant App - to find the most authentic Speaking questions