Samuel Ferraz-Leite RVRSE v1.1.0 [WiN-MAC]

• Product: RVRSE
• Developer: Samuel Ferraz-Leite
• Version: 1.1.0
• Format: VST3, AU, CLAP
• Requirements: Windows 10 or later, macOS 11 Big Sur or later
• Source: samufl.com/tools/rvrse

RVRSE converts any loaded one-shot into a tempo-synced reverse reverb riser without leaving your DAW. Drop a hit sample onto the plugin, play a MIDI note, and the riser builds from silence to the downbeat where the original sample fires. Riser length runs from a quarter beat to sixteen bars; the Lush knob controls reverb density through Airwindows MatrixVerb; Fade In, Riser Volume, and Hit Volume are independent. The stutter gate adds rhythmic gating to the riser voice. Export to 24-bit WAV without a separate bounce step.

Key Takeaway

RVRSE does one thing — reverse reverb risers from any source material — and handles the tempo math, time-stretching, and reverb pipeline automatically. No preset system and no polyphony limit the workflow for anything beyond single-note builds, but for straight transition work, the toolchain is complete at zero cost.

Opening Frame

Building a reverse reverb riser manually means copying the sample, applying reverb, rendering the tail, reversing it, trimming the end to the downbeat, then nudging the start point until the math lands right in context. RVRSE runs that sequence in one offline pass the moment a sample loads. The riser starts at zero and peaks exactly where you drop the anchor — four beats by default, adjustable from a quarter note to sixteen bars.

The riser is derived directly from the loaded hit: reverb applied first, then reversed, then time-stretched to fill the target length using signalsmith-stretch’s spectral engine. That derivation means the timbral arc of the build always matches the impact — a pad note builds like a pad, a snare hit builds like a snare.

The Riser Pipeline in Practice

The Lush control blends the Airwindows MatrixVerb from fully dry at zero to a 50/100 dry/wet mix at maximum, so the riser retains some transient identity even at higher reverb depths. Below that, the offline rebuild runs the full chain — resample to DAW output rate, apply reverb, reverse, spectral time-stretch — only when Lush, Riser Length, or the source sample changes. BPM-only changes skip reverb and restart at the stretch stage, keeping parameter response fast during active tempo editing.

The Riser Release control, added in v1.1.0, runs a linear decay on the riser voice after the beat anchor without touching the dry hit. It’s persisted across sessions and commits on gesture end rather than incrementally, so partial handle moves don’t trigger redundant offline rebuilds. Combined with the separate Riser Volume and Hit Volume knobs, the transition shape is controllable without rebalancing from scratch on every source change.

Source Flexibility and Trim

RVRSE accepts WAV and AIFF up to 30 seconds, mono or stereo, via file dialog or drag-and-drop onto the plugin header, footer, or either waveform. Compressed and non-PCM formats produce a clear error instead of entering the pipeline. Mono sources duplicate to both channels; stereo sources stay stereo through the full offline chain.

The lower waveform exposes front and back trim handles for non-destructive source trimming before the pipeline runs. Dragging a handle previews the excluded region in dimmed audio; releasing commits the trim and triggers one offline rebuild. Double-clicking a handle resets that edge; trim state persists across DAW sessions alongside the loaded sample path.

Stutter Gate and Automation

The stutter gate runs per-sample on the audio thread, independent of the offline pipeline. Rate runs from 0 to 30 Hz; Depth runs from 0 to 1. Both respond to MIDI CC1 (mod wheel) and CC11 (expression) simultaneously alongside DAW automation lanes, so hardware controller and DAW can drive the same parameter without conflict.

Every parameter with an automation lane — Lush, Riser Length, Fade In, Riser Volume, Hit Volume, Stutter Rate, Stutter Depth, Master Volume — uses the DAW’s generic editor. Riser Release is persisted but intentionally non-automatable; trim is edited on the waveform, not via automation.

Export and DAW Integration

The header Export button writes the current riser+hit sequence to a stereo 24-bit WAV through the native save dialog. Export uses the committed offline render, ignores Master Volume, and stays available during playback. It locks out while a replacement render is pending — dropping a new sample and immediately exporting routes to the pending render, not the old one.

RVRSE runs in any VST3 or AU compatible DAW; tested hosts include Cubase, Studio One, and Reaper. The plugin loads as an instrument on a MIDI track with no sidechain or audio input path.

Single-voice only — overlapping note-ons cut the previous voice, so polyphonic triggering rewrites the riser from the beginning on each new note.

RVRSE is free with no download gate. The version above is pulled from the developer’s public Payhip page — pay what you like, including zero. The source code, build scripts, and unit tests are on GitHub under the MIT license.

Pros & Cons

Pros:

• The riser derives directly from the loaded hit, so timbral match between build and impact is automatic rather than approximate
• Spectral time-stretching handles quarter-note to sixteen-bar stretch ratios without transient smearing at the riser end
• Trim, sample path, and Riser Release all persist across DAW sessions — nothing resets on project reload

Cons:

• Single-voice only — a new note-on restarts the riser from zero rather than stacking a second voice, which cuts out any overlapping build technique
• No preset system means every session begins from a fresh sample load; channel strip recall works, but named presets don’t exist yet

Editor’s Note: The thing that stays with me is how narrow the scope actually is, and how rarely that’s the honest call. RVRSE doesn’t try to be a general-purpose transition tool — it’s specifically for a sample-derived reverse reverb riser and nothing else. For that use case, paying zero makes the cost conversation nonexistent, which is a different situation than most free plugins that leave you wondering what’s missing at the free tier.

FAQs