Observed arrival · 2026-10-07
SlowdownTube, a music practice room
A browser tool for looping YouTube segments, slowing playback, checking pitch, and connecting a MIDI keyboard.
○Open
⊠Login
$Paid
†Ads
✦Pretty
●Pro
◎Niche
◉Human
⚑Risk
ƒJS
- For
- Musicians learning passages from YouTube videos
- Worth noticing
- The pitch display distinguishes estimated pitch from frequency energy, and warns that ensemble audio can make pitch estimates inaccurate.
Field notes
The controls include A/B loop points, three playback speeds, semitone adjustment, and keyboard shortcuts for playback and loop control. Its piano view charts estimated pitch and frequency energy over the most recent eight seconds, with an explicit warning about estimation errors during ensemble audio. The page credits guitarist and composer 한덕용 (Deokyong Han).
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
○OpenPublic substance visible
●ProPolished or operationally mature
◎NicheUnusually specific use
One card from the complete issue