Comparison

VAPolyLead vs SL VYCE

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

Head to head
About

VAPolyLead

This app offers a polyphonic synthesizer with analog-style sequencing, multiple oscillators, and a resonant low-pass and high-pass filter. It includes built-in effects, MIDI support, and can be used standalone or as an AudioUnit Extension across Apple devices.

Highlights
  • Polyphonic synthesizer
  • Analog-style step sequencer
  • Resonant low-pass and high-pass filters
  • Multiple oscillators and LFOs
  • Built-in effects (delay, chorus, reverb, etc.)
  • AudioUnit Extension (AUv3) support
  • MIDI 2.0 and Ableton Link support
Features
Read full description

VAPolyLead features 3 channel analog style step sequencer and a VCF modeled on sallen-key filter of iconic monophonic synthesizer in 1970’s. This polyphonic synthesizer consists of three oscillators, resonant low pass filter resonant high pass filter, amplifier, ADSR envelope and five LFOs. VAPolyLead 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. - Lowpass filter modeled on -12dB per oct sallen-key filter. - 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 Foot Pedal. - Support Ableton Link, Bluetooth MIDI, MIDI In / Out. - Works on iPhone, iPad and Mac. Support iCloud Drive to share project files between the platforms. - Factory Preset: 128, Effects: 40 Improvements - 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 or steel. 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

SL VYCE

Features
Read full description

SL VYCE is a focused vocal character engine for iPhone and iPad. Shape a finished vocal sound from one interface: β€’ Gate and de-ess controls β€’ Compression and punch β€’ Body and air β€’ Formant shaping β€’ Doubler, slap and space β€’ Width, drive, mix and output β€’ 24 production-ready presets Use SL VYCE as a standalone app or load it as an AUv3 audio effect in a compatible host such as GarageBand, Logic Pro for iPad, AUM or Cubasis. No account. No subscription.

Screenshots

VAPolyLead4 screens
SL VYCE3 screens

Verdict

The call

VAPolyLead and SL VYCE are too close to call on the numbers: across 6 compared parameters β€” price, update cadence, ads and in-app purchases among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

VAPolyLead ships an update every 2 weeks, SL VYCE every 9 days. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

ScorecardNo meaningful differences
VAPolyLead versus SL VYCE: the parameters behind the verdict, then further details
ParameterVAPolyLeadSL VYCE
Price$14.99$14.99
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 2 weeksEvery 9 days β€” better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidβ€”
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.615.0 β€” better
Further details β€” not scored
Size17 MB19 MB
Age rating4+4+
DeveloperRyo TogawaVIACHESLAV ZHILTSOV

In-app purchases

None

VAPolyLead

No in-app purchases

None

SL VYCE

No in-app purchases

Questions

Is VAPolyLead free?
VAPolyLead costs $14.99, with no in-app purchases.
Is SL VYCE free?
SL VYCE costs $14.99, with no in-app purchases.
Do VAPolyLead or SL VYCE have ads?
Neither VAPolyLead nor SL VYCE shows ads.
Which is updated more often, VAPolyLead or SL VYCE?
VAPolyLead ships an update every 2 weeks, and SL VYCE every 9 days. Most recently, VAPolyLead was updated on November 5, 2026 and SL VYCE on November 10, 2026.

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