Karaoke Sync™
Professional Lyrics Timing for iOS
Transform any song into a full karaoke experience. Sing along with auto-scrolling lyrics, record your vocals over music, or practice without recording. Import from your music library or YouTube, time lyrics with precision, and export in multiple formats including mixed audio. Test your music knowledge with AI-powered trivia and karaoke games. New to karaoke timing? An interactive tutorial guides you through creating your first project step by step. Perfect for Smule creators, karaoke enthusiasts, and content creators.
🎤 Sing & Record
Record your voice while music plays with real-time monitoring through wired headphones. Full karaoke experience with auto-scrolling lyrics.
🎯 Practice Mode
Rehearse without recording. Tap any lyric line to jump to that position instantly.
⏱️ Precision Timing
Time lyrics to the beat with 0.1-second precision. Import from your music library or directly from YouTube URLs.
📤 Flexible Export
Export to LRC, SRT, CSV, Smule format, or M4A with your voice and music mixed together.
📺 YouTube Support
Create projects directly from YouTube URLs. Perfect for practicing with your favorite songs.
🧠 AI Song Quiz & Facts
Test your music knowledge with AI-generated trivia questions and discover fascinating facts about your favorite songs. Search any artist using Apple Music's catalog — no Apple Music subscription required.
🎮 Karaoke Games
Two fun game modes: Finish the Lyric (guess the missing word before time runs out) and Lyric Order (connect words in the correct order). Three difficulty levels with high score tracking.
📖 Interactive Tutorial
New to karaoke timing? A guided 18-step tutorial walks you through creating your first project using a demo video. Restart anytime from Settings.
🔒 100% On-Device
All core processing happens locally. Your audio and recordings never leave your device.
Simple, Transparent Pricing
Free
- 10 projects, 10 exports
- 10 AI quizzes + 10 AI facts/month
- All export formats
- Unlimited lyrics timing
- Karaoke games
Pro Monthly
- Unlimited projects and exports
- 100 AI quizzes + 100 AI facts/month
- Ad-free experience
- All export formats
- Unlimited lyrics timing
- Karaoke games
Pro Yearly
- Unlimited projects and exports
- 100 AI quizzes + 100 AI facts/month
- Ad-free experience
- All export formats
- Unlimited lyrics timing
- Karaoke games
- Best value