GSDSP Quantum Filter vs WoodVerberator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GSDSP Quantum Filter
This audio effect plugin offers analog-modeled filters with flexible routing and dynamic modulation for creative sound design. It provides extensive control over tone shaping and complex filtering with various filter types and configurations.
- Analog-modelled filters
- 11 filter modes
- Series and parallel routing
- Dynamic modulation support
- Stereo and dual mono modes
- MIDI control integration
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Analog warmth meets flexible routing and dynamic modulation in a filter workstation built for creative sound design. Analog-Modelled Filters Quantum Filter uses resonant, analog-modelled filter designs that behave smoothly and musically across the entire spectrum. With no cramping, stepping, or digital artefacts, the filters remain stable even under rapid modulation. At high resonance settings they can reach self-oscillation, similar to classic hardware circuits. Filter Types & Routing Choose from 11 filter modes, including Lowpass, Highpass, Bandpass, Notch, Shelving options, Bell, and Ladder Lowpass in 1–4 pole configurations. Combine filters in series (up to three stages) or parallel (up to two), resulting in over 2,000 possible routing combinations for detailed tone shaping and complex layered filtering. Built for Modulation Designed to handle fast, artefact-free modulation, Quantum Filter responds cleanly even under rapid parameter changes. Its stability makes it suitable for dynamic environments, rhythmic modulation, or complex movement across multiple filter stages. Stereo and Dual Mono Switch between stereo and dual mono modes to shape the stereo image. In dual mono mode, left and right channels can move independently, enabling asymmetric movement, wider imaging, or separate modulation paths for each side. MIDI Control Quantum Filter integrates ADSR & AR modulators that respond directly to MIDI, allowing envelope-driven filter motion that behaves like a synthesizer’s filter section. This integration adds expressive control for rhythmic gating, animated sweeps, and dynamic shaping based on your playing or sequencing. Quantum Filter is an AUv3 audio effect plugin compatible with Logic Pro, AUM, Cubasis, GarageBand and many more. A Desktop version is also available for Windows and macOS (VST3 / AU / AAX). More information here: https://gs-dsp.com/products
WoodVerberator
This app offers advanced convolution reverb with adjustable parameters like damping, distribution, and stereo creation. It includes filters, modulation, gating, ducking, and delay effects, all controllable for the reverb tail. Users can load their own impulse response files and monitor audio levels.
- Adjustable reverb time (0-10s)
- Damping and distribution controls
- Stereo creation options
- Tail-only filters (HPF, LPF, Saturator)
- Tail-only modulation (Amplitude, Phase)
- Gating and Ducking with sidechain
- User IR file loading
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WoodVerberator is a convolution based reverb with some extra features : - Reverb time can be set from 0 to 10s or to the IR file native length. - Has controls to adjust the reverb (damping, distribution). - Stereo can be created by either using a stereo IR file or by de-correlating a mono file or both. - Has an HPF, LPF and saturator which work on the reverb late part (Tail) only, the early-late boundary can be set. - Had Amplitude and Phase modulation which work on the reverb late part only, the early-late boundary can be set. - Has Gating which can also be driven by the side chain. - Has Ducking which can also be driven by the side chain. - Has an extra Delay which works on the reverb late part only, the early-late boundary can be set. - Has general HPF, LPF and De-Essing filters. - Has a quality control to balance the CPU load. - Has the standard Mix and Pre-Delay controls. - User IR files can be tried and added to the WoodVerberator IR folder so they appear in the IR dropdown. - Has Input and Output level meters. - Has a graph displaying the IR.
Screenshots
Verdict
The clearest difference is update cadence: WoodVerberator at every 4 days against GSDSP Quantum Filter's every 5 weeks. WoodVerberator also leads on price ($12.99 vs $14.99) and ratings volume (9 vs 3). GSDSP Quantum Filter's advantage is rating (5.0 vs 4.8). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
GSDSP Quantum Filter costs $14.99 and WoodVerberator $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.
GSDSP Quantum Filter holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 3 and 9 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
GSDSP Quantum Filter ships an update every 5 weeks, WoodVerberator every 4 days. The most recent releases landed on September 22, 2026 and September 8, 2026 respectively.
| Parameter | GSDSP Quantum Filter | WoodVerberator |
|---|---|---|
| Price | $14.99 | $12.99 — better |
| Rating | 5.0 (3 ratings) — better | 4.8 (9 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 3 | 9 — better |
| Update frequency | Every 5 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 77 MB | 132 MB |
| Age rating | 4+ | 4+ |
| Developer | Gustav Scholda | Woodman's Immaculate Maple Syrup Studio |
Customer experience
GSDSP Quantum Filter
WoodVerberator
In-app purchases
GSDSP Quantum Filter
No in-app purchases
WoodVerberator
No in-app purchases
Questions
Is GSDSP Quantum Filter free?
Is WoodVerberator free?
Which has better reviews, GSDSP Quantum Filter or WoodVerberator?
Do GSDSP Quantum Filter or WoodVerberator have ads?
Which is updated more often, GSDSP Quantum Filter or WoodVerberator?
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