TuneShift - Pitch & Key Changer for YouTube

Change the musical key and pitch of YouTube audio in real time without altering speed. Perfect for singing, karaoke & practice.

Transpose any YouTube song in real time without changing playback speed. Features automatic musical key detection and studio-grade audio quality! TuneShift is the ultimate real-time pitch and key transposer built specifically for YouTube. Whether you are a singer matching a backing track to your vocal range, a guitarist learning songs in different tunings, or practicing karaoke, TuneShift lets you shift pitch up or down by semitones instantly with crystal-clear fidelity. ━━━━━━━━━━━━━━━━━━━━━━━━━━ ✨ KEY FEATURES ━━━━━━━━━━━━━━━━━━━━━━━━━━ 🎵 Real-Time Pitch Shifting • Transpose audio up or down by ±24 semitones (2 full octaves). • Preserves natural playback speed and tempo with zero distortion. • Driven by high-fidelity Signalsmith Stretch DSP (no phase artifacts or "chipmunk" timbre distortion). 🎹 Automatic Musical Key & Scale Detection • Smart acoustic analysis engine detects the original key & scale (e.g., A♭ Major, D Minor, B Major). • Built-in microtonal detuning detection tracks vintage recordings, tape drift, and PAL telecine speedups. • Dynamic Key Preview: Displays your newly transposed key in real-time as you shift semitones up or down. 🧠 Tab-Specific Memory & Persistence • Switch between tabs and browser windows without losing your detected key or pitch settings. • Memory is retained per video until you change the track or reload the page. ⚡ Quick Keyboard Shortcuts • Transpose Down (-1 semitone): Alt + , (Comma) • Transpose Up (+1 semitone): Alt + . (Period) • Reset to Original: Alt + 0 🔒 100% Private & Client-Side • All DSP processing runs locally in your browser using Web Audio and WebAssembly. • No audio data is ever recorded, stored, or sent to external servers. ━━━━━━━━━━━━━━━━━━━━━━━━━━ 🎸 WHO IS TUNESHIFT FOR? ━━━━━━━━━━━━━━━━━━━━━━━━━━ 🎤 Singers & Vocalists Find your ideal vocal comfort zone by transposing any karaoke track, acoustic cover, or instrumental to fit your voice. 🎸 Guitarists & Bassists Play along with songs recorded in Eb, Drop D, or alternative tunings without constantly retuning your instrument or moving a capo. 🎹 Pianists & Keyboardists Instantly match songs to easy key signatures (like C Major or A Minor) for quick learning and transcription. 💃 Dance Choreographers & Cover Artists Rehearse routines and sing covers in your preferred tonal key directly on YouTube. ━━━━━━━━━━━━━━━━━━━━━━━━━━ 🚀 HOW TO USE ━━━━━━━━━━━━━━━━━━━━━━━━━━ 1. Open any song or video on YouTube. 2. Click the TuneShift extension icon in your toolbar. 3. Toggle "On". 4. Use "+1" or "-1" to adjust the pitch to your desired scale, or press the shortcut keys! ━━━━━━━━━━━━━━━━━━━━━━━━━━ NOTE & COMPATIBILITY ━━━━━━━━━━━━━━━━━━━━━━━━━━ TuneShift is optimized for YouTube and YouTube Music across desktop browsers running Google Chrome and Chromium. YouTube™ is a trademark of Google LLC.