Comparison

VAPolyMod vs LogSynth

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

VAPolyMod

This app is a polyphonic synthesizer with a modular architecture offering multiple audio routing configurations. It includes a step sequencer, built-in effects, and supports various MIDI and audio export options. Projects can be shared across devices via iCloud.

Highlights
  • Modular architecture with 4 audio routing configurations
  • Dual VCOs, VCFs, and VCAs
  • 6 envelope generators and 5 LFOs
  • Built-in effects (delay, chorus, reverb, etc.)
  • 3-channel analog style step sequencer
  • Audio Unit Extension (AUv3) support
  • Ableton Link and MIDI 2.0 support
Features
Currently charting
Read full description

VAPolyMod features a preconfigured modular architecture that offers four audio routing configurations of voice modules, consisting of dual VCOs, dual VCFs, and dual VCAs, ranging from stereo channels to layered channels. It also contains 6 envelope generators and five LFOs. VAPolyMod operates as a stand alone or as an AudioUnit Extension (AUv3) for iPhone, iPad and Mac. Stand Alone supports Ableton Link, MIDI and audio file export. Built-in Effects include delay, chorus, flanger, reverb, eq and compressor. Project files can be saved in iCloud Drive, so that the project can be accessed from iPhone, iPad or Mac. Main Features - Polyphonic Synthesizer. - a preconfigured modular architecture that offers four audio routing configurations - Low pass Filter is modeled on cascaded OTA -24dB per octave low pass filter circuit. - 3 channel analog style step sequencer. - Maximum 8 voice polyphony. it depends on performance of the device it is running. - Built-in effects and piano roll sequencer. - Audio Export. Linear PCM format (AIFF, WAV and CAF) and compressed format (AAC) - Support Audio Unit Extension (AUv3). - Support MIDI 2.0. - Support Ableton Link, Bluetooth MIDI, MIDI In / Out. - Works on iPhone, iPad and Mac. Support iCloud Drive to share project files between the platforms. - Support MIDI Foot Pedal (CC#11, CC#64) - MIDI CC Settings are saved. It will be recovered when the app launched in the next time. - UI Color can be selected from black, navy, gray, blown and red. - Font size for title of controls are adjustable. - Factory Preset 128 - Effects Preset 40 System Requirements - iOS 17.0 or later - Devices with Apple Silicon are recommended. A13 Fusion or above is highly recommended. - AudioUnit Extension (AUv3) requires host application which support AudioUnit Extension. - AudioUnit Extension is supported by Apple Logic and Apple Garage Band on iOS and macOS. For any other DAW, it depends on the application and some of them don’t support AudioUnit Extension. - Sound may be distorted if CPU of the device doesn't have enough power. If it happens reduce number of voices.

About

LogSynth

Features
Read full description

LogSynth is a polyphonic virtual-analog synthesizer built for people who care what's actually happening in the signal path, not just what the preset browser looks like. Every voice runs five anti-aliased oscillators (sine, triangle, saw, pulse with PWM, and a band-limited impulse train) plus a dedicated sub-oscillator and noise source, mixed per-voice with independent amp envelopes. Chunky oscillators, crisp effects and a zero-delay-feedback state-variable filter — switchable low/high/bandpass. The drive effect is powered by a physically modeled diode circuit, numerically integrated rather than a lookup-table approximation, so pushing it into saturation behaves the way an actual analog drive would. FEATURES - 8-voice polyphony, 5 oscillators + sub + noise per voice - Zero-delay-feedback state-variable filter with resonant feedback and diode drive saturation - 5 independent oscillator envelopes plus a dedicated filter envelope - 2 assignable LFOs and an 8-slot modulation matrix - Built-in chorus, delay, FDN reverb, and 4-mode distortion - 41 factory presets across Bass, Lead, Pluck, and Effects - One-tap patch randomizer with adjustable intensity - Real-time oscilloscope, on-screen keyboard, and CoreMIDI input - Runs standalone or as an AUv3 instrument inside AU hosts Whether you're sound designing from scratch or dropping it into a DAW as a plugin, Logsynth gives you the same engine everywhere — no watered-down mobile version, no feature gating between standalone and plugin modes.

Screenshots

VAPolyMod4 screens
LogSynth3 screens

Verdict

The call

The clearest difference is chart position: VAPolyMod at #197 against LogSynth's unranked. VAPolyMod also leads on iOS requirement (16.6 vs 18.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

VAPolyMod costs $14.99 and LogSynth $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 8 level
VAPolyMod versus LogSynth: the parameters behind the verdict, then further details
ParameterVAPolyModLogSynth
Price$14.99$14.99
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequency—Every 4 days
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
Best chart rank#197 — better—
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.6 — better18.0
Further details — not scored
Size18 MB22 MB
Age rating4+4+
DeveloperRyo TogawaSEAN IAN HALENWOOD

In-app purchases

None

VAPolyMod

No in-app purchases

None

LogSynth

No in-app purchases

Questions

Is VAPolyMod free?
VAPolyMod costs $14.99, with no in-app purchases.
Is LogSynth free?
LogSynth costs $14.99, with no in-app purchases.
Do VAPolyMod or LogSynth have ads?
Neither VAPolyMod nor LogSynth shows ads.

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