Comparison

iDousyn Lite vs SG X VF

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

Head to head
About

iDousyn Lite

This app transforms your device into a versatile musical instrument, offering a wide range of high-quality sounds and intuitive tools for creating melodies and harmonies. Explore authentic pianos, basses, guitars, and more with innovative features like Chord Pads and DSP effects.

Highlights
  • 8-Octave Virtual Keyboard
  • Chord Pads with Strum Options
  • High-Fidelity Oscillators
  • DSP Effects (Reverb, Delay, EQ)
  • Dual-Channel Sound Blending
  • MIDI Controller Support
  • Export to WAV, AIFF, CAF, M4A
Features
Read full description

Turn your iPhone or iPad into a powerful virtual synthesizer and sample-based instrument. Play authentic pianos, basses, guitars, drums, leads, pads, and synths with high-quality samples. Perfect for creating melodies, performing live, or exploring musical ideas on the go. At the core of iDousyn Lite is the innovative Chord Pads system. Build rich harmonies from the virtual keyboard — from simple triads to complex chord stacks. Colored keys highlight every note so you can clearly see how chords are constructed. Shape rhythm with Strum Options (Normal, Up, Down, Up/Down, Down/Up) and fine-tune timing with Rate and Delay controls, or loop chords for continuous play. Key Features • 8-Octave Virtual Keyboard – Expandable key sizes with low-latency external MIDI controller support. • Chord Pads – 5 programmable pads per channel for fast visual chord building and harmonic exploration. • High-Fidelity Oscillators – Craft vivid synth leads, punchy basses, and electronic tones. • Professional Filters – Low-Pass, High-Pass, Band-Pass, High Shelf, and Low Shelf with full Cutoff & Resonance control. • Studio Effects – Reverb, Delay, Parametric EQ, Compressor, and Peak Limiter. • Dual-Channel Engine – 2 independent layers with Octave, Semitone, Cents, Pan, and Level controls. • Full MIDI Support – Connect external MIDI controllers with custom key mapping. • Export & Share – Record in high-quality WAV, AIFF, CAF, or M4A with full AudioShare compatibility. Sound Library • 77 carefully crafted presets across 11 categories: Bass, Chords, Drums, Guitars, Instruments, Leads, Pads, Orchestral, SFX, Plucked, and Synth (7 unique presets per category). Download iDousyn Lite today and turn your mobile device into a portable music production studio!

About

SG X VF

Features
Read full description

Symphony Graphique and UNLTD powered by Verbier Festival are pleased to invite you to this augmented reality experience with the Beethoven Symphony No. 5 Visual Listening Guide! With this app, powered by Immersive Publishing, the printed pages of this Visual Listening Guide launch brief audio music clips from the Verbier Festival Chamber Orchestra’s recent recording release on Deutsche Grammophon, thus highlighting and revealing the structure of this symphonic masterpiece. Using this app, you’ll also discover throughout a variety of exclusive digital content, including text panels, images, and videos, offering you additional insights into the piece from musicians and experts. Enjoy your listening journey!

Screenshots

iDousyn Lite1 screens
SG X VF4 screens

Verdict

The call

The clearest difference is ads: SG X VF at none against iDousyn Lite's shown. SG X VF also leads on update cadence (monthly vs every 3 months). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

iDousyn Lite ships an update every 3 months, SG X VF monthly. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

Scorecard2 real differences · 8 level
iDousyn Lite versus SG X VF: the parameters behind the verdict, then further details
ParameteriDousyn LiteSG X VF
PriceFreeFree
Rating4.4 (700 ratings) — better—
Positive reviews36.4% of reviews—
Number of ratings700 — better—
Update frequencyEvery 3 monthsMonthly — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.614.0 — better
Further details — not scored
Size67 MB251 MB
Age rating4+17+
DeveloperJorge LozadaImmersive Publishing Ltd.

Bugs and requests

iDousyn Lite

Reported bugs

3 issues
  • Piano audio continues playing when switching to other instruments
  • App locks up until user submits a review
  • Frequent pop-ups and ads interrupt functionality

Requested features

1 request
  • Ringtone customization options

SG X VF

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

iDousyn Lite

No in-app purchases

None

SG X VF

No in-app purchases

Questions

Is iDousyn Lite free?
iDousyn Lite is free to download, with no in-app purchases.
Is SG X VF free?
SG X VF is free to download, with no in-app purchases.
Do iDousyn Lite or SG X VF have ads?
iDousyn Lite shows ads; SG X VF does not.
Which is updated more often, iDousyn Lite or SG X VF?
iDousyn Lite ships an update every 3 months, and SG X VF monthly. Most recently, iDousyn Lite was updated on November 1, 2026 and SG X VF on November 7, 2026.

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