VA vs Microtonal Lab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VA
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VA-1 is a focused virtual-analog synthesizer for musicians, producers, and sound designers who want a fast, hands-on way to create their own sounds. Play, sequence, record, and shape sounds from one direct interface inspired by classic hardware synths. No subscription. No in-app purchases. No ads. No account required. — SYNTHESIZER — • Up to 16-voice polyphony • Two oscillators plus a sub oscillator • Independent oscillator noise controls • Multi-mode filter with resonance • Amp and filter ADSR envelopes • One LFO per voice • Chorus, phaser, delay, and reverb effects Explore the included factory sounds, customize any preset, mark favorites, and save your own creations. — SEQUENCER & WAV EXPORT — Record and loop sequences while shaping the sound, change the pattern length, or use KEY mode to transpose a sequence from the keyboard. Capture VA-1’s stereo output while you play, then preview, save, or share the recording as a WAV file. Sequencer loops can also be exported directly to WAV using the current sound, tempo, and effects. Recording captures only VA-1’s internally generated output. It does not use the microphone or record audio-interface inputs. — MIDI & AUv3 — • External MIDI input and output • Send MIDI from the keyboard or sequencer to external instruments • MIDI Learn for mapping hardware controls • Standard MIDI CC support • AUv3 instrument support in compatible hosts • Background audio • Support for class-compliant USB audio interfaces — ONE PURCHASE, ALL YOUR DEVICES — VA-1 is a universal purchase. Buy it once and install it on iPhone, iPad, and Mac at no additional cost.
Microtonal Lab
Explore music beyond the traditional 12-note scale with this comprehensive microtonal studio. Create custom scales, play a microtonal keyboard, sequence patterns, and perform live with a launchpad. Export your creations as MIDI files for further production.
- Harmonic Galaxy visualizer
- Microtonal keyboard with custom scales
- 32-step sequencer with FX
- Launchpad for live performance
- Extensive world scale library
- Multiple tuning systems support
- MIDI export for DAWs
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Microtonal Lab is a complete microtonal music studio for iOS. Break free from the 12-note octave and explore the infinite space between the notes. AUv3 PLUGIN Use MicrotonalLab as a plugin inside GarageBand, AUM, Cubasis, Drambo, and any AUv3-compatible host. The full step sequencer, tuning system, and SF2 instruments are available directly in your DAW. Record sequences as MIDI regions with automatic tempo sync. HARMONIC GALAXY Discover musical intervals as a visual universe. Every dot is an interval above the root — its size shows consonance, its color shows its position in the octave, and its number shows the exact distance in cents. Pinch to zoom and new microtones emerge from the depths. Build custom scales by tapping intervals and save them to your library. MICROTONAL KEYBOARD A fully playable keyboard with exact microtonal tuning. Choose from piano, strings, marimba, vibes, bass, pad, flute, or synthesized waveforms. Activate any scale from the library and the keyboard reconfigures to show precisely those notes. Supports glide between notes for expressive playing. STEP SEQUENCER A 16-step sequencer with microtonal note assignment per step, velocity, gate, and swing control. Syncs to the host tempo in AUv3 mode. LAUNCHPAD A grid-based launchpad for live performance. Rows correspond to scale degrees, columns to time — tap to toggle notes and play your patterns in real time. SCALE LIBRARY Browse world scales from dozens of musical traditions, including Arabic maqam, Indian ragas, Persian dastgah, Javanese gamelan, and many more. Preview any scale, then activate it across all views with one tap. TUNING SYSTEMS Switch between 12-TET, 19-TET, 24-TET, 31-TET, and 53-TET. Full access to all scale degrees in the sequencer for every tuning system. MIDI EXPORT Export your sequences to standard MIDI files with full microtonal pitch bend on each channel. Import directly into any DAW for further production. FX Filter (low-pass with cutoff and resonance), reverb (from small room to cathedral), and delay — all controllable via XY pads in real time during playback. Microtonal Lab is built for composers, sound designers, music theorists, and anyone curious about the music that lives between the keys.
Screenshots
Verdict
The clearest difference is price: Microtonal Lab at $6.99 against VA's $24.99. Microtonal Lab also leads on iOS requirement (18.0 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
VA costs $24.99 and Microtonal Lab $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.
VA ships an update every 6 weeks, Microtonal Lab every 2 months. Both last shipped on October 28, 2026.
| Parameter | VA | Microtonal Lab |
|---|---|---|
| Price | $24.99 | $6.99 — better |
| Rating | — | 1.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 26.0 | 18.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 90 MB |
| Age rating | 4+ | 4+ |
| Developer | Richard Gillespie | Martin Adler |
In-app purchases
VA
No in-app purchases
Microtonal Lab
No in-app purchases









