Fall in love with the music.
Own the language.
Add real-time phonetic subtitles and verified translations to YouTube. Sing Japanese, Cantonese, and Mandarin songs instantly, then watch guide tracks fade as your reading fluency grows.
Free to start · Pre-cached demo songs require zero credits and no account
yume naraba dore hodo yokatta deshou
夢ならばどれほどよかったでしょう
"How I wish it were all a dream..."
01 · Ready to sing on YouTube?
Interactive setup in 4 steps.
Load the tonescript extension manually into Google Chrome to overlay synchronized guides on YouTube music videos immediately.
Step 01 · Download
Download ZIP
Download the compiled browser extension pack to your machine.
Step 02 · Extract
Extract Archives
Locate your downloaded .zip folder and extract it to create a regular extension folder.
Step 03 · Developer mode
Enable Developer Mode
Open Chrome and navigate to chrome://extensions/. Toggle Developer mode in the top-right corner.
Step 04 · Load unpacked
Load Unpacked
Click "Load unpacked" in the top-left and select the extracted folder. You are ready to open YouTube!
02 · The sing-along guide
Learn lyrics step-by-step as you sing.
Phonetics are temporary training wheels. tonescript helps you master native characters naturally by gradually fading out guide tracks as you repeat the song:
yume naraba dore hodo yokatta deshou
夢ならばどれほどよかったでしょう
"How I wish it were all a dream..."
Stage 1: Getting Started
Full phonetic guide tracks are shown above every line. Ideal for initial runs as you synchronize your pronunciation with the musical rhythm.
03 · Built for practice
Words you keep, lines you remember.
Save the line that stays with you
Remember Words in Context
Don't just memorize isolated word lists. When you bookmark any lyric line in the YouTube extension or web player, we translate it and save it to your word bank. Review cards display the full original line so you recall meaning within the rhythm of the song.
Bookmark any word → saved to your dashboardFree to start
Start Singing with Free Credits
Register for a free account to receive 10 complimentary credits immediately. Unlock any new song for 1 credit, permanently saved with zero recurring subscription fees.
10 free credits on sign-up04 · No-cost showcase
Pre-cached demo songs.
Test tonescript using these pre-seeded hits immediately. They are cached in our system and do not consume credits or require sign-up.
Lemon
Kenshi Yonezu
yume naraba dore hodo yokatta deshou
夢ならばどれほどよかったでしょう
喜欢你 (Like You)
Beyond
sai1 jyu5 daai3 fung1 sap1 tau3 wong4 fan1 dik1 gaai1 dou6
细雨带风湿透黄昏的街道
月半小夜曲 (Half-Moon Serenade)
李克勤
jing4 jin4 ji2 zoi6 sat1 min4 je6 mong6 tin1 bin1 sing1 sau3
仍然倚在失眠夜 望天边星宿
First Love
Hikaru Utada
saigo no kisu wa tabako no kaori ga shita
最後のキスはタバコの香りがした
稻香 (Rice Field)
Jay Chou
duì zhè gè shì jiè rú guǒ nǐ yǒu tài duō de bào yuàn
对这个世界如果你有太多的抱怨
Practice Japanese, Cantonese & Mandarin Lyrics
Explore line-by-line phonetic romanizations, verified translations, native speech synthesis, and interactive fill-in-the-blank vocabulary recall quizzes.
05 · Pricing
Pay as you go.
No mandatory recurring subscriptions or commitments. Start for free with 10 credits, then top up whenever you discover new foreign songs to learn.
06 · Answers & Support
Frequently Asked Questions
Everything you need to know about practicing songs, phonetic subtitles, and extension setup.