LionPulse

Your daily practice companion — metronome, chromatic tuner, and practice timer in one clean app. No ads. No subscriptions. No limits.

Your daily practice companion — metronome, chromatic tuner, and practice timer in one clean app. No ads. No subscriptions. No limits.

——— METRONOME ———

• BPM 20–300 with slider or dial control • Time signatures from 1/4 to 8/4 • Quarter, eighth, triplet, and sixteenth-note subdivisions • Per-beat accent control — set each beat to Accent, Normal, Soft, or Mute • Tap Tempo for quick BPM matching • Custom click sounds — import from any audio file, record with your microphone, and trim to the perfect length • Keeps playing in the background while you read sheet music in another app • Control playback from the Lock Screen, Control Center, and Bluetooth headphones

——— PRACTICE TIMER ———

• Sessions from 5 minutes to 1 hour • Optional 5-second countdown before the first beat • Loop mode: set a repeat count with configurable rest gaps between sets • Automatically starts and stops the metronome

——— CHROMATIC TUNER ———

• YIN algorithm pitch detection accurate to ±1 cent • Presets for Guitar, Bass, Ukulele, Violin, Viola, Cello, and Mandolin • Chromatic mode for any instrument • Adjustable A4 reference (410–490 Hz) • Play a reference tone for ear training

——— CUSTOMIZE ———

• Light, Dark, or System theme • Pick any accent color • English and Traditional Chinese interface • Keep-screen-on option

Free, ad-free, and built by an engineer who loves music.

Previously known as LionTuner · 獅子調音器