# LP-33 Sim — 303 Sampler Effects > Audio plugin emulating classic phrase sampler effects, including vinyl simulation. (iPhone/iPad app by Avi Bortnick.) - Source: https://appshunter.io/ios/app/lp-33-sim/id6761288301 (this page in markdown: same URL + `.md`) - Developer: [Avi Bortnick](https://appshunter.io/developer/421929037) - Category: Music - Price: $7.99 - Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 17.6 · 62 MB - Languages: American English - Released: 2026-03-30 - Data updated: 2026-08-23 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/lp-33-sim/id6761288301/reviews.md ## What is LP? 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. ## Key features - Iconic vinyl simulation - 9 replicated effects - Modern stereo enhancements - ML-assisted sonic matching - Retro hardware-inspired interface ## Chart rankings - #195 in Top Paid · Music (US App Store) ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/lp-33-sim/id6761288301/reviews.md ### 5/5 — Exceptional *2026-06-23* Absolutely brilliant. It’s safe to say I’ve heard a 303 and can say without a shadow of a doubt this is spot on. It’s obvious a great deal of time, effort and passion has been put into this app. If you know what it is you won’t be disappointed, on the contrary you’ll be very impressed. If you don’t know what it is well, you’re in for a very pleasant surprise. It’s warm, it’s dusty, it can snap, crackle and pop! Exceptional. I had one gripe and that was the number of instances- I have an old iPad so it struggled. I reached out and this was resolved incredibly quickly in an update. Very helpful and very approachable developer. Exceptional stuff indeed. Updated review, for some reason I’d accidentally pressed 4 stars! Obviously it’s 5! ## Frequently asked questions about LP ### What is LP-33 Sim? LP-33 Sim is an audio unit plugin that emulates the sound of an early 2000s phrase sampler. It features 9 meticulously recreated effects, including a highly sought-after vinyl simulation, designed to capture the gritty, warm character of the original hardware. ### What kind of effects are included in LP-33 Sim? LP-33 Sim includes 9 effects: Vinyl Sim, Flanger, Chorus, Lo-Fi, Isolator, Pitch, FilterDrive, and Radio. The Vinyl Sim is particularly noted for its ducking compression, pitch flutter, crackling, and lo-fi grit. ### Can LP-33 Sim be used on mobile devices? Yes, LP-33 Sim can be used standalone on your iOS device, in addition to being compatible with Logic, GarageBand, and other Audio Unit hosts. ### How accurate are the effects in LP-33 Sim? The effects are described as painstakingly reverse-engineered and meticulously replicated, with countless hours of A/B testing, spectral analysis, and machine-learning-assisted matching. This ensures an exacting sonic match to the original hardware. ### Does LP-33 Sim have ads? No, LP-33 Sim does not contain advertisements. It is a paid application that offers an ad-free experience for music production. ### What is the price of LP-33 Sim? LP-33 Sim is available for purchase at $7.99. This is a one-time payment for the application. ### How often is LP-33 Sim updated? The application was last updated on June 18, 2026, with version 2.1. This indicates a recent update, suggesting ongoing support and development. ### What devices support LP-33 Sim? LP-33 Sim is supported on both iPhone and iPad devices, making it accessible for a wide range of iOS users. ## Version history (last 5 releases) ### 2.1 — 2026-06-18 • Made changes to allow more instances of LP-33 Sim to load on older devices ### 2.0 — 2026-04-29 • Added presets capability • Adjusted FilDrive resonance control to match the 303 ### 1.9 — 2026-04-18 -revamped chorus section for super accurate 303 emulation ### 1.8 — 2026-04-15 -closer modeling of 303 chorus -improved Filter Drive section ### 1.7 — 2026-04-11 -enhanced AM and FM Radio realism ## More apps by Avi Bortnick - [Time Guru Metronome](https://appshunter.io/ios/app/time-guru-metronome/id421929034) - [VoxBeat drums and looper](https://appshunter.io/ios/app/voxbeat-drums-and-looper/id1009030008) - [Time Guru Metronome for iPad](https://appshunter.io/ios/app/time-guru-metronome-for-ipad/id1065287026) - [Echo Pitch](https://appshunter.io/ios/app/echo-pitch/id1180443904) - [LyriCue: Memorize Lyrics](https://appshunter.io/ios/app/lyricue-memorize-lyrics/id6755578205) - [On Foot: Step & Pace Tracker](https://appshunter.io/ios/app/on-foot-step-and-pace-tracker/id6759532334) All apps by Avi Bortnick: https://appshunter.io/developer/421929037 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-23.*