Download SnapMP3
Install SnapMP3 as an app — same free music, smoother to use.
Lock-screen playback
MV
Sleep timer
Free & unlimited
Android
Install the APK directly — no store needed.
When prompted, allow install from unknown sources.
Windows
Portable — unzip and double-click, no install.
SmartScreen may warn → More info → Run anyway.
macOS
Pick your chip (Apple menu → About This Mac).
First launch: System Settings → Privacy & Security → Open Anyway.
iPhone / iPad
Add to Home Screen from Safari.
Safari · Share → Add to Home Screen