Comparison

iDousyn vs Visual Piano

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

Head to head
About

iDousyn

This app transforms your device into a professional music production tool. It features a sample-based synthesizer with dual-layer sampling, advanced filters, and a professional effects chain. Create immersive sounds and build captivating tracks with an intuitive interface and extensive sound library.

Highlights
  • Dual-layer sampling
  • Advanced filters and EQ
  • Professional effects chain
  • Creative chord pads
  • MIDI mastery
  • Expansive sound library
Features
Read full description

iDousyn transforms your iPhone and iPad into a premium sampler, synthesizer, and AUv3 plugin built for professional music production, beat making, and sound design. Powered by a massive dual-layer rompler engine, it delivers a touch-optimized workflow to create studio-quality music anywhere. Seamlessly integrating as a high-performance AUv3 Audio Unit, iDousyn is the perfect companion for Logic Pro for iPad, GarageBand, Cubasis, AUM, Loopy Pro, and other leading iOS DAWs. Whether you are producing EDM, making hip hop beats, scoring cinematic soundtracks, or designing ambient soundscapes, iDousyn gives you the ultimate sonic palette. Chord Sequencer & Harmony Engine • Ultimate Inspiration: Instantly browse, audition, and map over 432 chord variations and 100 global musical scales directly to your pads—no advanced music theory required. • Timeline Sequencer: Drag and drop your custom chords into the new visual timeline. Program rests, set loop lengths, and let the zero-latency lookahead scheduler play your progressions with perfect tempo synchronization. • Dynamic Performance: 10 customizable Chord Pads featuring intelligent strumming, dual MIDI keyboards, and assignable key ranges with real-time Neon Glow visual feedback. Dual-Layer Synthesis & DSP Effects • True Dual-Layer Rompler: Stack and blend two independent sample oscillators. Fine-tune with octave, semitone, cents, pan, and level controls for massive, evolving textures. • Studio-Grade FX Chain: Shape your tone with multi-mode filters, a parametric EQ, and fully automatable AUv3 effects including Reverb, Delay, Chorus, Flanger, Phaser, Compressor, and Limiter. Massive Sound Library & iCloud Sync • 1,100+ Premium Samples: An expansive built-in soundbank featuring heavy basses, lush synth pads, sharp leads, drum kits, acoustic guitars, and orchestral strings. • Smart Presets: Create unlimited custom patches. Your library is safely backed up with automatic, silent background iCloud Drive synchronization across all your Apple devices. Pro Recording & Export • Lossless Audio & MIDI: Record your live sessions directly within the app and export high-fidelity FLAC, WAV, AIFF, CAF, or M4A audio files, as well as full MIDI sequences. • AudioShare Integration: Instantly route your bounces to your favorite audio editors. • Background Audio: Keep your sequences running and your MIDI controllers active even while switching between apps. Designed for modern producers, beat makers, live performers, and synth enthusiasts, iDousyn brings desktop-class virtual instruments right to your fingertips.

About

Visual Piano

Learn to play the piano with realistic sound and 3D visuals. Import sheet music and MIDI files, practice with interactive learning modes, and explore a library of classical pieces.

Highlights
  • Realistic concert grand piano in 3D
  • Sheet music display and playback
  • MIDI file import and playback
  • Interactive learning and help functions
  • Visualization of piano mechanics
  • Includes classical piano pieces
Features
Read full description

Features: - Realistic piano sound including dynamic reverb and audio effects - Realistic concert grand piano including mechanics in 3D - Pedals can be activated (sustain, sostenuto, soft pedal) - Illustration of the piano mechanics with dampers and hammers - Display and playback of sheet music (MusicXML) - Importing Midi files and sheet music* - Using a Midi keyboard* - Learning and help functions for piano playing (left/right hand) - Learning mode for sheet music (played notes are checked for correctness) - Includes many classical piano pieces - Visualization of sheet music in 3D * Features included in the Professional Edition (can be unlocked via one-time In-App purchase)

Screenshots

iDousyn4 screens
Visual Piano4 screens

Verdict

The call

The clearest difference is rating: Visual Piano at 4.7 against iDousyn's 4.2. Visual Piano also leads on review sentiment (63% vs 34%) and price ($3.99 vs $6.99). iDousyn's advantage is update cadence (every 2 months vs every 12 months). On ratings volume, ads, in-app purchases and monetization model 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

iDousyn costs $6.99 and Visual Piano $3.99 up front. iDousyn sells 1 one-off in-app purchase and Visual Piano sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Visual Piano holds the better App Store score, 4.7 against 4.2. Both are backed by a comparable volume of ratings — 161 and 128 respectively. Written reviews point the same way: 34% of iDousyn's written reviews are positive against 63% of Visual Piano's.

UpkeepUpdate frequency

iDousyn ships an update every 2 months, Visual Piano every 12 months. Both last shipped on October 24, 2026.

Scorecard5 real differences · 5 level
iDousyn versus Visual Piano: the parameters behind the verdict, then further details
ParameteriDousynVisual Piano
Price$6.99$3.99 — better
Rating4.2 (161 ratings)4.7 (128 ratings) — better
Positive reviews34.1% of reviews63.3% of reviews — better
Number of ratings161 — better128
Update frequencyEvery 2 months — betterEvery 12 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.014.0 — better
Further details — not scored
Size1.2 GB271 MB
Age rating4+4+
DeveloperJorge LozadaRonny Weidemann

Customer experience

iDousyn

All ratings159 ratings
Positive78.6%
Neutral2.5%
Negative18.9%
Written reviews44 reviews
Positive34.1%
Neutral6.8%
Negative59.1%

Visual Piano

All ratings127 ratings
Positive92.1%
Neutral6.3%
Negative1.6%
Written reviews30 reviews
Positive63.3%
Neutral16.7%
Negative20.0%

Bugs and requests

iDousyn

Reported bugs

15 issues
  • App crashes immediately
  • Full version displays full-page ads
  • Ads appear on the front page
  • New update has ads
  • Implemented trackers
Show 10 more
  • iDousyn Lite works, this one does not
  • App does not open
  • MIDI input timing issues
  • Sound crash sometimes
  • Long delay between external MIDI and sound
  • Sluggish keyboard
  • Sluggish interface
  • Glide is always on
  • Scrolling menu is hard to use
  • Sliders on scrolling menu

Requested features

10 requests
  • Adaptive Crasher (AUV3, Adaptive Cubasis and Zenbeats)
  • AUV3 support
  • Audiobus compatibility
  • MIDI IN for better keyboard control
  • Background audio option
Show 5 more
  • Reset button
  • Fix sound crash
  • Improve interface contrast
  • Make panel brighter
  • Allow turning off glide

Visual Piano

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

iDousyn

One-time1
  • Unlock ProFree
1 purchases

Visual Piano

One-time1
  • Visual Piano Professional$9.99

Questions

Is iDousyn free?
iDousyn costs $6.99, and also offers in-app purchases.
Is Visual Piano free?
Visual Piano costs $3.99, and also offers in-app purchases.
Which has better reviews, iDousyn or Visual Piano?
Visual Piano is rated higher. iDousyn averages 4.2 out of 5 from 161 ratings, while Visual Piano averages 4.7 from 128 ratings.
Do iDousyn or Visual Piano have ads?
Neither iDousyn nor Visual Piano shows ads.
Which is updated more often, iDousyn or Visual Piano?
iDousyn ships an update every 2 months, and Visual Piano every 12 months. Most recently, iDousyn was updated on October 24, 2026 and Visual Piano on October 24, 2026.

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