Synthesizer Sim2.0.3 - App Store

Turn your iPhone or iPad into an expressive synthesizer. Shape original sounds, play with touch or an external MIDI controller, and capture performances for later playback or WAV sharing.

SYNTHESIZE YOUR SOUND
. Three oscillators plus a sub oscillator
. Six waveforms, unison, detune, mixer and stereo pan controls
. Amp and filter envelopes with low-pass, high-pass, band-pass and notch modes
. Distortion, EQ, chorus, delay and reverb
. Two LFOs for pitch, amplitude and filter modulation

PLAY AND CONTROL
. Responsive keyboard with velocity, sustain, pitch bend and transpose
. Poly, mono and legato voice modes with glide
. USB, Bluetooth and network MIDI input
. MIDI note, velocity, pitch bend and common controller support

PRESETS AND TUNING
. 96 factory presets for pads, leads, basses and more
. Save your own User presets
. Western, world and makam scales
. Adjustable root, A4 reference and per-note cent offsets
. Save custom User tunings

RECORD AND SHARE
. Record synth performances without microphone access
. Replay saved performances with their sound and tuning settings
. Export and share recordings as WAV files

FREE AND PREMIUM
The free version includes 10 factory presets, up to three User presets and tunings, one saved performance, and optional rewarded access to additional sounds. It may display ads.

Premium removes ads and unlocks all 96 factory presets, unlimited User presets and tunings, and unlimited saved performances. Choose a monthly or yearly auto-renewing subscription, or a one-time lifetime purchase. Purchases are managed through your App Store account and can be restored in the app.

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Version History • Set the pitch bend range for external MIDI controllers, or follow the range the controller reports
• MIDI CC74 now controls brightness, and aftertouch drives the mod wheel
• CC7 controls master volume; preset LEVEL is shown in dB
• Factory presets are louder and more even
• Touch sensitivity now shapes velocity instead of cutting volume
• More reliable purchases, restore and paywall prices
• Stability and performance improvements 2.0.3 Sep 29 Synthesizer Sim has been rebuilt with a new sound engine and redesigned interface.

• Create sounds with three oscillators, a sub oscillator, envelopes, two LFOs and five effects
• Explore 96 factory presets and save your own sounds
• Use Western, world and makam scales with custom microtonal tuning
• Connect USB, Bluetooth or network MIDI controllers
• Record performances, replay them and share WAV files
• Unlock Premium with monthly, yearly or lifetime options
• Improved stability and performance 2.0.2 Sep 17 • Improved ad experience
• Bug fixes and stability improvements
• Better overall performance 1.4.1 May 21 • Performance improvements and stability updates
• Added MIDI keyboard support
• Improved overall responsiveness and playability 1.3.1 Apr 18 Major Update - Your Sound Studio Just Got Bigger!
Step into the next generation of mobile synthesis with enhanced creativity tools and refined performance features.

New Features & Improvements:

Advanced Sound Engine: Enjoy richer tones, faster response, and smoother modulation.

Pitch Bend Wheel: Add emotion and dynamic control to every performance.

Microtonal Tuning: Explore unique scales and non-standard tunings for total freedom in sound design.

Improved Recording System: Capture high-quality audio or record your screen to share your process.

Expanded Instrument Library: New premium pianos, strings, and pads for deeper inspiration.

Enhanced Interface: Sleeker look, optimized touch response, and easier navigation.

Download the update now and unleash your full creative potential with Synthesizer Sim! 1.2.1 10/07/2025 Performance improvements and minor bug fixes for a smoother experience. 1.1.1 03/10/2025 1.0.1 01/22/2025