# VU950 > Sampler and sequencer app emulating early digital hardware behavior. (iPhone/iPad app by Dariusz Chynek.) - Source: https://appshunter.io/ios/app/vu950/id6772073841 (this page in markdown: same URL + `.md`) - Developer: [Dariusz Chynek](https://appshunter.io/developer/1805845479) - Category: Music, Productivity - Price: $4.99 with in-app purchases - Rating: 4.50/5 from 11 App Store ratings · 9 written reviews indexed - Age rating: 4+ - Requires: iOS 15.0 · 189 MB - Released: 2026-06-03 - Data updated: 2026-09-03 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/vu950/id6772073841/reviews.md ## What is VU950? VU950 is not about realism. It is about behavior. Sound shaped by limits, gain interaction and audible artifacts — the same forces that defined early digital samplers. Draws inspiration from classic midi sequencers combined with samplers. Why it sounds the way it does Instead of emulating a single piece of hardware, VU950 recreates the way early samplers behaved internally. Resolution limits, imperfect filtering and non-linear stages are treated as musical decisions, not technical flaws. What shapes the sound VU950 sample rate: 7.5 kHz to 48 kHz Full timestretch workflow with classic hardware sampler tone Reduced bit depth processing for early-digital density User-adjustable anti-aliasing behavior Stereo signal path with selectable left or right input channel Dedicated input gain stage with drive and circuit bias Multiple filtering stages including bandwidth limitation Built-in low-pass filter for tone shaping Anti-aliasing tuned for musical artifacts, not transparency Non-linear processing across the entire signal path Output gain stage that affects tone and density, not just level MIDI-controllable parameters for hands-on workflow Maximum sample length: 63 seconds Truncate option to trim sample Precise mode for precise trimming on start and end screen One or eight voices of polyphony Precise start and end point control for trimming Chop function with selectable amount of slices And that was just VU950 AUv3 plugin. In Standalone: 8 tracks Support for hosting AUv3 apps to change VU950 sound engine to any sound You like. Build in multi sampler - VU20. Build in midi device - VUMIDI. Mixer with 4 inserts per track. 17 build in effects like filters, eq, compressors Possibility to use 4 AUv3 effects per channel Step Sequencer Piano Roll. Song Mode Live Mode Export wav with stems. Loading samples to build in turntable and record samples to VU950/VU20 or another AUv3 plugin with inputs Classic and modern UI template (Modern is fully customisable) In app purchases drumkits are downloadable after purchase (MPC60 drumkit for free) You can check also my another beatmaking app - VU202 - which is free and it is also a AUv3 instrument so You can use VU202 in VU950! ## Key features - Classic sampler sound emulation - Full timestretch workflow - Reduced bit depth processing - MIDI-controllable parameters - Multi-track sequencing - AUv3 hosting - Built-in effects ## Pricing and in-app purchases Base price: $4.99. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | EMAX drumkit | $0.99 | one-time | | S2400 | $0.99 | one-time | | MPC2000 | $0.99 | one-time | | MPC2000 2 | $0.99 | one-time | | MPC3000 | $0.99 | one-time | | SP1200 | $0.99 | one-time | | S900 | $0.99 | one-time | | SP202 | $0.99 | one-time | ## Chart rankings - #193 in Top Paid · Music (US App Store) ## Recent user reviews (9 of 9) All indexed reviews: https://appshunter.io/ios/app/vu950/id6772073841/reviews.md ### 2/5 — Loved it when it worked *2026-07-30* Loading pads not working ### 5/5 — Unusable *2026-07-14* Major bug involving loading pads making this app unusable. The last pad loaded takes all previously loaded pads. ### 3/5 — Loading sounds changes all pads to that sound *2026-06-24* Really unintuitive sample loading ### 4/5 — Bulk Pad Assignment *2026-06-15* If there isn't already a way to assign an entire drum kit to the pads at once, I'd like to have that feature. ### 5/5 — Problem *2026-06-09* no sound when loading. Plz adaptive. ### 1/5 — bug太多 界面不友好 *2026-06-08* 1.连续点击打击垫后无声 等待5秒 有声音 断断续续2.界面繁琐 手机不好操作 3.纯属浪费钱 **Developer response:** Try tutorial next time :) ### 4/5 — Great App *2026-06-08* Well thought out app. The developer is very responsive and helpful. Looking forward to see how the app develops. ### 5/5 — Amazing app for beat makers - 90’s workflows 👍🏽💪🏽 *2026-06-08* This app is a beast for sample based beats. It has all the things you need and sounds great. ### 4/5 — Retro fun *2026-06-07* Beat Makers, Boom Bappers and House Heads are gonna luv this. Note to dev: This is dope! ## Frequently asked questions about VU950 ### What is VU950? VU950 is a music production app that emulates the behavior and sound of early digital samplers. It focuses on recreating the sonic characteristics that arose from the limitations of vintage hardware, offering a unique approach to sound design and sequencing. ### How does VU950 sound different from realistic samplers? VU950 intentionally recreates the internal workings of early samplers, including resolution limits, imperfect filtering, and non-linear stages. These are treated as musical characteristics rather than flaws, resulting in a distinct 'early-digital' density and tone. ### What are the key sound-shaping features in VU950? Key features include adjustable sample rates (7.5 kHz to 48 kHz), reduced bit depth processing, user-adjustable anti-aliasing, a dedicated input gain stage with drive, multiple filtering stages, and non-linear processing throughout the signal path. ### Can VU950 be controlled with external hardware? Yes, VU950 features MIDI-controllable parameters, allowing for hands-on workflow and integration with external MIDI controllers. This enables real-time manipulation of various sound-shaping aspects. ### What functionality does VU950 offer in its standalone mode? In standalone mode, VU950 provides 8 tracks, supports hosting AUv3 apps, includes a built-in multi-sampler (VU20) and MIDI device (VUMIDI), a mixer with 4 inserts per track, 17 built-in effects, and the ability to use 4 AUv3 effects per channel. ### Does VU950 have ads? No, VU950 does not contain advertisements. It is a paid application, and all features are available upon purchase. ### What is the price of VU950? VU950 is available for purchase at $4.99. This one-time purchase grants access to all core features of the application. ### What devices is VU950 compatible with? VU950 is supported on iPhone, iPad, and iPod. It is designed to run on iOS devices. ## Version history (last 5 releases) ### 1.2.0 — 2026-08-12 Movable AUv3 Effect Windows - AUv3 insert editors now open in movable, resizable windows with bypass, remove and pin controls. Change Instruments With Pads - Pads can now switch the active instrument instantly, so assigned instruments follow your performance. Visit settings and change on pad property. Mysterious Start/End View - Double-tap START or END. Fixed NOTE ON Sequencing - Sequence playback now respects NOTE ON mode and holds steps for their recorded or LENGTH value. ### 1.1.0 — 2026-06-23 AUv3 inserts effects - The channel strips now supports AUv3 inserts effects! You can add up to 4 AUv3 effects! Plugins search bar - The AUv3 plugins list now has a search bar to quickly find the plugin you want to load! AUv3 plugins resize fix - The AUv3 plugins now resize correctly when the host window is resized or change the rotation on mobile! ### 1.0.9 — 2026-06-22 Sampling feels real. Again. You can now use build in turntable with channel strip to load samples on vinyl and then record your samples into VU950, VU20 or another AUv3 sampler with active inputs! Use 33/45/78 rpm and pitch fader to adjust sampel speed and use channel strip with 4 inserts to adjust the sound of the sample. To open sample in turntable press DISK, open one of Your assigned folders with samples and use LOAD TO VINYL button. ### 1.0.8 — 2026-06-15 Piano Roll! Added a new Piano Roll editor to the VU950 for creating and editing musical sequences. Enhanced sequence options with more customization and control over your musical arrangements. ### 1.0.7 — 2026-06-11 This update brings VUMIDI - new internal plugin to bring hardware devices into VU950, plus various improvements and fixes. Added: VU20's new MIDI input plugin. Use it to connect hardware MIDI devices to VU950 when hosting VU20 as a plugin, or to route MIDI from one track to another within VU950 and VU20. Fixed: Fixed an issue where VU950 could fail to produce sound when the app was muted in the OS and didn't have microphone access permissions. Improved: Fixed various layout issues when using VU950 in landscape orientation on iPhone. ## More apps by Dariusz Chynek - [Sample Library](https://appshunter.io/ios/app/sample-library/id6744061932) - [VU202](https://appshunter.io/ios/app/vu202/id6760613784) - [VU44-7](https://appshunter.io/ios/app/vu44-7/id6781011563) - [VU Studio](https://appshunter.io/ios/app/vu-studio/id6789577964) - [VU950 FX](https://appshunter.io/ios/app/vu950-fx/id6799498407) All apps by Dariusz Chynek: https://appshunter.io/developer/1805845479 --- *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 2026-09-03.*