VA vs Undae
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.
Undae
This app recreates the sound of vintage optical vibrato and chorus effects for iOS and Mac. It offers customizable filter sweeps, speed control, and stereo spreading for unique audio textures. It can be used as a standalone effect or as an AUv3 plugin in music production apps.
- Optical vibe and vibrato emulation
- Customizable filter stagger
- Chorus and vibrato modes
- Adjustable lamp shape and sweep center
- Tempo sync and stereo spreading
- AUv3 plugin support
- Standalone operation with audio import
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Undae is an optical vibe, the watery and vocal swirl of the late sixties photocell units, rebuilt for iPhone, iPad and Mac. A single slow lamp sweeps a chain of staggered filters, so the notches roll through your tone unevenly instead of moving in a straight line. That stagger is what makes a vibe sound like a vibe and not a phaser. Chorus mode blends the sweep against your dry signal for the classic swirl. Vibrato mode drops the dry signal for a pure, seasick pitch wobble. Voice it to taste. Choose 2, 4, 6 or 8 stages, morph the lamp from a smooth sine to a lopsided ramp, move the sweep centre darker or brighter, and add a touch of feedback for a throatier, more vocal sweep. Set the speed by hand or lock the lamp to your project tempo. Spread it across the stereo field for a rotary style swirl, tilt the tone, then set mix and level. Twelve factory presets get you going, from Classic Chorus and Rotary Wide to Jet Phaser and Seasick, and you can save your own. Use it as an AUv3 audio effect in GarageBand, AUM, Loopy Pro, Cubasis, Logic and other hosts, with host presets, parameter automation and full session state. Or run it standalone with the built in demo bed, your microphone, or a song from your library, and export the processed result. Undae collects nothing. No accounts, no tracking, no analytics, no ads. All audio is processed on your device and is never recorded or uploaded.
Screenshots
Verdict
The clearest difference is price: Undae at $1.99 against VA's $9.99. VA's advantage is chart position (#198 vs unranked). On ads, in-app purchases, device support and iOS requirement 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 $9.99 and Undae $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | VA | Undae |
|---|---|---|
| Price | $9.99 | $1.99 — better |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Best chart rank | #198 — better | — |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Richard Gillespie | Konstantin Torsten Schutz |
In-app purchases
VA
No in-app purchases
Undae
No in-app purchases









