LP-33 Sim2.2 - App Store

Capture the gritty, coveted sound of the iconic early-2000s "303" phrase sampler right inside Logic, GarageBand, or your favorite Audio Unit host - or standalone on your iOS device. LP-33 Sim is a deeply researched audio unit plugin featuring 9 painstakingly reverse-engineered effects, headlined by the prized Vinyl Simulation processor.

Countless hours of A/B testing, spectral analysis, and machine-learning-assisted matching went into replicating the exact sonic character of Vinyl Sim and the other choice effects. From the aggressive, pumping compression that practically defines lo-fi hip-hop, to the warm wow-and-flutter and authentic dust and crackle, LP-33 Sim delivers the true gold standard of beatmaking.

LP-33 Sim takes several of the original effects further by adding full stereo widening for modern production workflows. Wrapped in a beautifully nostalgic interface that harks back to the golden era of hardware samplers, it brings the authentic warmth, quirk, and crunch that defined a generation - even if you've never touched the original hardware.

Key Features:
. The Ultimate Vinyl Sim: A painstakingly faithful replication of the hardware's legendary ducking compression, pitch flutter, crackling, and lo-fi grit.
. 9 Meticulously Replicated Effects: Vinyl Sim, Flanger, Chorus, Lo-Fi, Isolator, Pitch, FilterDrive, and Radio (303 AM and a unique FM circuit with broadcast-like compression and widening)
. Modern Stereo Enhancements: Classic mono effects expanded for wide, modern stereo fields
. ML-Assisted Precision: Exacting sonic matching built through rigorous spectral analysis and A/B listening tests.
. Retro Interface: An intuitive, hardware-inspired UI that feels instantly familiar.

Brought to you by Avi Bortnick - a longtime user of the 303 phrase sampler with the John Scofield band.

Version History • Added front panel bypass button
• Import and export presets between the Mac and iOS versions of LP-33 Sim. (Preset import/export is done in the standalone app; imported presets then appear in the LP-33 Sim Audio Unit preset list.) 2.2 Sep 7 • Made changes to allow more instances of LP-33 Sim to load on older devices 2.1 Jun 18 • Added presets capability
• Adjusted FilDrive resonance control to match the 303 2.0 Apr 29 -revamped chorus section for super accurate 303 emulation 1.9 Apr 18 -closer modeling of 303 chorus
-improved Filter Drive section 1.8 Apr 15 -enhanced AM and FM Radio realism 1.7 Apr 11 • Revised AM/FM Radio effect
• General sonic refinements 1.6 Apr 10 -sonic enhancements to the Isolator, Lo-Fi and Flanger effect modules 1.5 Apr 8 - improved MIDI controller behavior when using AUM and other hosts
- improved sonic accuracy of Vinyl effect
- fixed issue with stereo field not being preserved with some effects 1.4 Apr 6 -improvements to the Lo-Fi> Crush sound
-bug fixes 1.3 Apr 2 -added a stereo/mono toggle in Settings
-added a device hiss option in Settings for extra lofi realism
-internal sonic enhancements to the Vinyl and Pitch effects blocks 1.2 Apr 1 -standalone mode now allows mic/interface input via Settings 1.1 Mar 31 1.0 Mar 30