MetroTune: Tuner & Metronome

MetroTune — Metronome, Tuner & Scale Trainer

The metronome and tuner for serious musicians. Real notation, live pitch, and a steady click — all at once — so your intonation and timing stay rock-solid at any tempo. Free. No subscription, ever.

Designed for violin, viola, cello, guitar, bass, ukulele, piano, clarinet, saxophone, trumpet, French horn, flute, and percussion.

🎼 SCORE VIEW — REAL NOTATION
- Engraved staff with clefs, key signatures, ledger lines, accidentals, and rests
- Notes light up as the metronome plays them
- Treble, alto, bass, and tenor clefs
- Continuous multi-pattern view — one staff, fresh key signature per section
- Smooth key-signature transitions and instant loop to measure 1
- The closest thing to opening a method book inside the app

🎯 SCALE TRAINER — 28 TEMPLATES
- Six categories: Foundations, Major Scales, Minor Scales, Arpeggios, Genre Scales, Drills
- Hanon, circle of fifths, arpeggios — already built
- Queue any scale in any key with count-in beats, loop count, and gap between scales
- Save the queue as a profile and reload it tomorrow
- Tap any template to load as a starting point, then customize

🎵 PRECISION METRONOME
- Ultra-stable tempo: 20 to 240 BPM with classical markings (Grave through Prestissimo)
- Compound meters: 6/8, 7/8, 5/8, 9/8, 12/8 and more
- 10 beat patterns: quarter, eighth, triplet, sixteenth, swing, syncopation, dotted, rest
- Per-subdivision muting: tap any subdivision dot to mute — shape grooves no preset ships
- Tap any beat to accent it
- 17 loudness-balanced sound profiles: click, woodblock, hi-hat, rimshot, cowbell, marimba, claves, and more
- Silent practice mode: screen collapses to a beat flash
- Vibration mode for feel-based timing
- Voice count-in (female and male)
- Double-clap control: start and stop the tempo without touching the screen

🗺️ TEMPO MAP
- Multi-entry sequencer: per-step tempo, meter, beat pattern, sound, accents, measures
- Beethoven's 9th Mvt. 4 ships as a seed profile — six entries across shifting BPMs and meters
- Save and load profiles, mark favorites, recall instantly
- Live progress with on-screen countdown for the lead-in
- Loop control: 1–99x or infinite, with selectable repeat sections

🔕 GAP CLICK TRAINING
- Build internal tempo through silent measures
- Beginner mode (3 on, 1 silent) and Pro mode (1 on, 3 silent)
- Random mode: variable-length silent gaps
- Manual mode: fully customizable sound and silent measure counts
- Optional guide beat on the first beat of silent measures

🎼 CHROMATIC TUNER
- Run pitch tracker and metronome simultaneously
- Cent-accurate chromatic tuning with sharp/flat trend
- Transpose for B♭, E♭, F, A, and ±octave instruments — clarinets, saxes, French horns, trumpets, piccolos
- A4 reference 392–470 Hz with one-tap presets: 415 (baroque), 430, 432, 440, 442, 444
- Five lifelike instrument voices with correct overtone series: Tone, Clarinet, Brass, Organ, Bell
- Tap duration: 1 s, 5 s, or hold forever
- Drone and loop modes for sustained reference

🎧 ECHO MODE — EAR TRAINING
- App plays a note, then listens for you to match it
- Match within tolerance and the next note plays
- Miss it and the app re-prompts with an attempt counter
- Real ear training, no separate app, no separate subscription

🎯 BUILT FOR FOCUSED PRACTICE
- Six base themes plus six pastel variants — long-press the play button to swap
- Auto-saved preset history for quick recall
- Always-on screen during playback

💚 FREE, WITHOUT THE COMPROMISE
Core features are free, forever. Watch one short rewarded ad to unlock all premium features for 24 hours — or skip it, and the metronome, tuner, and scale trainer still work exactly the same. No subscription, no account required, no recurring charges, ever.

Whether you're warming up, drilling Hanon, locking intonation against a 442 Hz reference, building internal tempo with gap clicks, or working through a tempo map for a complex piece — MetroTune gives you everything in one focused app.