MetronomeOne

Pro Tools-class metronome with polyrhythms, randomization, clave patterns, AI score scanning and a full arranger for complex time signatures.

MetronomeOne turns your iPhone into a studio-grade rhythm tool. Whether you're a drummer, producer, percussionist or composer, it gives you the precision and flexibility you'd expect from a pro DAW plugin — in your pocket.

METRONOME • Sample-accurate audio engine, zero-latency audio scheduling • Time signatures from 1/4 to 13/4, plus 4/8, 7/8, 9/8, 11/8, 13/8 and beyond • Custom sound selection per voice (downbeat, beat, subdivision, polyrhythm) • Built-in sound library: drum kits, claves, clicks, percussion • Import your own WAV samples • TAP tempo, drag BPM, Mic Tempo detection • Scene save & recall: BPM, sounds, volumes, polyrhythm, randomization — all in one preset

POLYRHYTHMS & SUBDIVISIONS (Pro) • True polyrhythm engine (3:2, 4:3, 5:4, 7:5, custom) • Separate volume and sound per rhythmic layer • Perfect for Hindustani, West African, jazz and modern classical practice

RANDOMIZATION • Bar Mute patterns (play N, mute M) — ideal for internal-time training • Random sound per beat, random mute chance, velocity variation • Per-voice targeting

ARRANGER • Multi-section arrangements with per-section BPM, time signature, clave pattern • 30+ authentic clave presets: Son 3-2, Rumba, Bolero, Cascara, Mozambique, Songo, Bossa Nova • Aksak / asymmetric claves: 5/8, 7/8, 9/8, 11/8, 13/8 — all unique rotations • Example arrangements: Cuban Groove Medley, Balkan Journey, Bolero Classic, Prog Metal Time • Hot-swap clave presets during playback — no glitch • Import / Export arrangement JSON

AI SCORE SCAN (Pro) • Take a photo of a score → extract BPM, time signature and section structure automatically • Also reads rhythmic notation (claves) and setlists • Powered by Google Gemini Vision • Your images are never stored

TUNER • Chromatic tuner with YIN pitch detection • Guitar, Bass, Ukulele, Violin, and more • Standard, Drop D, Open G, DADGAD, Open D tunings + transpose • Cents-accurate, low latency, optimized for acoustic and electric instruments

PLAYLIST • Build setlists with per-song BPM and time signature • MIDI program change per track for hardware integration • Mic Tempo sync • AI Setlist scan from a photo of your set list

PRO FEATURES MetronomeOne is free to use for the essentials. Pro unlocks Polyrhythms, Randomization, Arranger, unlimited Playlist tracks, Mic Tempo, MIDI clock and AI Scan. Available as a monthly or yearly subscription.

Built by a musician, for musicians.

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SUBSCRIPTIONS MetronomeOne Pro is available as an auto-renewable subscription: • Pro Monthly — 0.99 € / month (renews monthly) • Pro Yearly — 4.99 € / year (renews yearly, ~58% savings vs monthly)

Both plans include a 7-day free trial for new subscribers. Payment is charged to your Apple ID account at confirmation of purchase. The subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. Subscriptions can be managed and auto-renewal turned off in Settings > Apple ID > Subscriptions after purchase.

Privacy Policy: https://metronome.iki-records.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/