ListenBack - English Shadowing

Level up your English listening skills. Loop any MP3, get AI transcription instantly, tap text to jump, and practice shadowing with real-time pronunciation scoring.

An AI-powered audio player built for English learners. Import your favorite podcasts, listening materials, or any English audio as MP3. High-accuracy AI (Whisper) transcribes speech on-device so you can read along and catch every word you missed. ◆ Advanced Loop Playback

A-B repeat to loop tricky sections Speed control from 0.5x to 3.0x (pitch preserved) Waveform display for visual navigation Bookmarks to mark & jump to key moments Single track loop

◆ AI Transcription [Pro]

High-accuracy Whisper model, fully on-device No internet required after initial model download Auto-scrolling text synced to playback position Tap any line to jump to that moment Export as TXT or SRT

◆ Shadowing Practice [Pro]

Auto-loop by sentence from transcription Record your voice with the microphone AI transcribes your speech and compares to the original Accuracy score to track your progress Highlighted diff shows matched and missed words Practice history to keep you motivated

◆ Free Features

File import & full playback controls Waveform display, A-B repeat, bookmarks Speed control & loop playback

◆ Pro Upgrade (one-time purchase)

AI transcription Shadowing practice Text export

Perfect for TOEFL prep, IELTS study, podcast learning, audiobook comprehension, pronunciation practice, and any English listening training.