SimplyLowPass vs springVerb
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SimplyLowPass
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A simple but fast low-pass filter with control over cutoff frequency and resonance factor. The filter exists in an AUv3 app extension so it is available for use in any host app that supports AudioUnit components such as AUM or Cubasis or GarageBand. This app is just a delivery mechanism for the AUv3 app extension and a demo of how it works.
springVerb
This app offers a wide range of vintage and modern spring reverb effects for music production. It features 14 distinct spring modes and extensive controls for deep sound customization, including EQ and automation. Presets can be saved and shared across platforms.
- 14 Spring Reverb Models
- 16+ In-depth Controls
- Built-in 3-band EQ
- Preset Manager
- Cross-platform Preset Sharing
- Automation Control
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Vintage Vibes, Timeless Reverberations Spring reverb has a long history, making its debut on organ sounds and rapidly gaining attention after being built into some of the most famous guitar amps known to man. In today's musical world, spring reverb is now pretty much used on anything that could use just a touch of ambience. Experience Spring in Full Spectrum with 14 Vibrant Spring Modes springVerb is packed with 14 spring modes to give you a wide range of spring sounds to take your sounds to the next level. Fully Customizable Sound for Any Situation Unlock the full sonic potential of each mode with in-depth controls; Mix, Dampening, Ducking, Left/Right Repeats and Decay. Their three band EQ Section (Low, Mid, and High), and master controls (Master Volume & Pan). Seamless Integration Across Platforms. All settings can be saved and loaded in your sessions as well as cross platform presets. All parameters offer automation control to get the most expressive sound. Features - 14 Spring Reverb Models; ranging from early/vintage styles to creatively inspiring and modern/futuristic - Over 16 In-depth controls to sculpt your reverbs, including: Pre Delay, Decay, Damping, Repeat Speed, Ducking, and more! - Built-in 3-band EQ section for additional sonic character control - Preset Manager with Save, Save As, Rename, and Delete functionality - Over 20 Factory presets, including both Send and Insert styles - Cross-platform support: presets can be shared between iOS and macOS & Windows
Screenshots
Verdict
The clearest difference is update cadence: SimplyLowPass at every 3 weeks against springVerb's every 5 months. SimplyLowPass also leads on price ($0.99 vs $4.99). springVerb's advantage is iOS requirement (12.0 vs 16.6). On ads, in-app purchases and device support 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
SimplyLowPass costs $0.99 and springVerb $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
SimplyLowPass ships an update every 3 weeks, springVerb every 5 months. The most recent releases landed on October 4, 2026 and October 9, 2026 respectively.
| Parameter | SimplyLowPass | springVerb |
|---|---|---|
| Price | $0.99 — better | $4.99 |
| Rating | — | 4.3 (6 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Every 3 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 16.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 80 MB |
| Age rating | 4+ | 4+ |
| Developer | Brad Howes | OSC Audio |
In-app purchases
SimplyLowPass
No in-app purchases
springVerb
No in-app purchases









