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iDousyn

iDousyn

Piano Instruments + AUv3

161 ratings
44 reviews
🎮 Games
🎵 Music
🎵 Music
$6.99 $5.99
In-App Purchases

Lowest price: Free 8 months ago (-100%)

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Price history

Details

Released
March 1, 2011
Updated
September 1, 2026

Features

Developer

Jorge Lozada
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iDousyn screenshot #1 for iPhone
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iDousyn screenshot #6 for iPhone
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About

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.

✓Dual-layer sampling
✓Advanced filters and EQ
✓Professional effects chain
✓Creative chord pads
✓MIDI mastery
✓Expansive sound library
Show original description

What users say about iDousyn

Reviews of iDousyn are mostly negative: the Music app is rated 4.2/5 from 161 App Store ratings. What users like most: good clean sounds, simple to use. Top complaints: ads pop up making it unplayable, full version still displays full-page ads. Summarized from real user reviews.

Positive things

  • 👍Good clean sounds
  • 👍Simple to use
  • 👍Low CPU usage
  • 👍Sounds great
  • 👍Great piano and strings app
  • 👍Sounds are huge
  • 👍Sounds are great
  • 👍Good sounds

Negative things

  • 🐛Ads pop up making it unplayable
  • 🐛Full version still displays full-page ads
  • 🐛Ads appear on the front page
  • 🐛Ads are annoying
  • 🐛Totally unusable product
  • 🐛App crashes immediately
  • 🐛Extremely buggy
  • 🐛Doesn't open
  • 🐛Not playable in real-time
  • 🐛Interface is sluggish
  • 🐛Keyboard is sluggish
  • 🐛Interface is too dark
  • 🐛Hard to see controls
  • 🐛Panel is too dark
  • 🐛Glide is always on
  • 🐛Hard to use scrolling menu
  • 🐛Sliders on scrolling menu
  • 🐛Discordant sounds
  • 🐛One-shot samples
  • 🐛Latency issues
  • 🐛Sounds don't sustain
See all reviews

What's New in iDousyn

3.8.5

September 1, 2026

• Timeline Chord Sequencer: Drag and drop chords into the new visual timeline to build full songs with zero-latency precision. • Lossless FLAC Export: Record and bounce your master performances in studio-grade FLAC format. • Pro Performance: Rewritten audio/MIDI engines for maximum CPU efficiency, instant load times, and silent iCloud syncing.

More
8

Subscriptions & In-App Purchases

Free

Unlock Pro

No Ads and Save Chords

User reviews

Most RecentHighest RatedLowest Rated

Cool)

Plz adaptive Crasher (auv3,
Adaptive Cubasis and Zenbeats.
772flow

Oh wow, you actually make this app only for iOS 26 users only a music app tons of features

This is actually insane. Most people still use I iOS 18 or stuck on iOS 15 you’re going way beyond that I don’t mind that but that’s kind of insane for an app like this seriously calling in for this app but I would rather use this music apps watch out people this app is gonna get music spicy
A5Adam Polcyn 51

Jetzt mit AuV3 Anbindung

Danke
FFlíva

Nice little synth

Not the best but definitely not the worst. It has some good clean sounds and is simple to use. I don’t understand the negative reviews.
GGazzle71

Almost useless app

can’t even make bird noises
DODungeon Oyster
See 39 more reviews

Developer apps

iDousyn Lite
iDousyn Lite

Piano Instruments

🎵 Music

(699)

Free
With Ads
Calctan
Calctan

Pocket Calculator

🔧 Utilities

(61)

Free
In-App PurchasesWith Ads
See developer apps

User experience

🐞

Reported Bugs

15 issues

App crashes immediately

Bug

Full version displays full-page ads

Bug

Ads appear on the front page

Bug

New update has ads

Bug

Implemented trackers

Bug

iDousyn Lite works, this one does not

Bug

App does not open

Bug

MIDI input timing issues

Bug

Sound crash sometimes

Bug

Long delay between external MIDI and sound

Bug

Sluggish keyboard

Bug

Sluggish interface

Bug

Glide is always on

Bug

Scrolling menu is hard to use

Bug

Sliders on scrolling menu

Bug
✨

Requested Features

10 requests

Adaptive Crasher (AUV3, Adaptive Cubasis and Zenbeats)

Feature

AUV3 support

Feature

Audiobus compatibility

Feature

MIDI IN for better keyboard control

Feature

Background audio option

Feature

Reset button

Feature

Fix sound crash

Feature

Improve interface contrast

Feature

Make panel brighter

Feature

Allow turning off glide

Feature

FAQ

What does iDousyn do?

iDousyn transforms your iPhone or iPad into a professional music production powerhouse. It's a versatile sample-based synthesizer designed for creating immersive sounds and building captivating tracks with an intuitive, touch-optimized interface.

What are the key features of iDousyn?

Key features include dual-layer sampling for mixing independent oscillators, an advanced filter and EQ section, a professional effects chain (reverb, delay, compressor, etc.), creative chord pads, and comprehensive MIDI handling. It also boasts an expansive sound library with over 1,100 premium samples.

How much does iDousyn cost?

The app is free to download and use, but it offers in-app purchases. These likely include additional sound packs, presets, or advanced features to expand its capabilities for music production.

What devices is iDousyn compatible with?

iDousyn is designed for iPhone and iPad, offering full AUv3 support. This allows it to seamlessly integrate as a high-performance instrument plugin in leading iOS DAWs like GarageBand, Cubasis, Logic Pro, and AUM.

What are common use cases for iDousyn?

iDousyn is ideal for crafting a wide range of sounds, from ethereal pads and punchy basses to intricate melodies. It's used by musicians and producers for on-the-go music creation, layering textures, automating mixes within a DAW, and live performance.