Byear

ByEar is a 100% free practice tool for musicians who learn songs, solos, phrases, podcasts, and lessons directly in the browser.

It adds a floating control panel to supported media pages so you can change pitch, adjust tempo, save markers, loop sections, and jump back to important moments without leaving the song. You cna see your markers over your YouTube video timeline

Use ByEar to slow down a difficult solo, transpose a track to your vocal range, mark the start of each song in a long podcast, loop a chorus, or save timestamps for phrases you want to revisit later.

You can also use it to save bookmarcs of long videos or podcasts, or simply interesting parts of a video or sentences.

Key features:
Pitch shifting from -12 to +12 semitones
Tempo control from 25% to 200%
Saved numbered markers per media item
Editable marker names and timestamps
Looping between markers
Play, pause, rewind, and fast-forward controls
Keyboard shortcuts for faster practice
Drag-and-drop floating panel
Recent listening history with thumbnails and links
Shareable ByEar links for supported pages
Local settings saved automatically in your browser

Hotkeys:

M: add a marker at the current time
1-9: jump to a saved marker
Space: play or pause
Backspace: rewind
L: toggle loop around the current marker range

Supported pages:
YouTube
YouTube Music
Apple Music Web
ByEar processes audio locally in your browser using Chrome extension APIs. Your markers, settings, and history are stored locally with Chrome storage.