Auditor vs Spiral Chorus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Auditor
This app is a powerful audio editor designed for iPad touchscreens. It offers efficient manipulation of audio clips and samples with features like multi-layer editing, loop creation, and spectrum analysis. Easily import and export files to various formats and locations.
- Multi-layer editing with mixable bouncing
- Crossfaded loop creation
- Transient slicing with MIDI export
- Spectrum views for pitch and frequency
- Time stretch functionality
- Unlimited timeline markers
- Customizable tool and transport bars
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A fast, modern, efficient audio editor for the iPad touch screen providing many features for rapidly manipulating audio clips and samples, taking full advantage of the latest advances in iOS. Extremely simple import and export directly to and from any location in the Files environment. • Import and export to and from many file formats. • Macro based multi-file batch format and rate conversion direct from the file browser. • Single file and region based multi-layer editing modes with mixable bouncing to new layers. • Special views for creating crossfaded loops and transient slicing with MIDI file export. • Spectrum views for visualising pitch and frequency. • Time stretch • Unlimited timeline Markers. • Full multi-step undo + rapid and efficient locating, scrolling and zooming. • Customizable Tool Bar and Transport Bar, (choose which editing functions you want available on buttons). • Connect to a Mac or PC via SMB file sharing and edit files on external hard disks using the browser. • A simple record function with support for hardware inputs from attached audio interfaces. • Light and dark colour themes. * Auditor is in active development, please refer to the manual (downloadable from our website) to get a feel for all the current features before purchase.
Spiral Chorus
This music effect plugin offers an analog-modeled LCR chorus with touch-friendly controls and immersive 3D visuals. It seamlessly integrates into DAWs for iOS, adding depth and texture to various music productions.
- Analog Modeled LCR Chorus
- Touch-Friendly Controls
- Immersive 3D Visuals
- Versatile Music Application
- Optimized for iOS
- Seamless DAW Integration
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FX Forms #001 - Spiral Chorus from Wild Surmise Music, number one in the series of AUv3 FX plugins. Key Features: - Analog Modeled LCR Chorus: Delve into the rich, warm textures of an analog-modeled LCR (Left-Center-Right) chorus effect, bringing a new dimension to your tracks. - Touch-Friendly Controls: With an interface tailored for iOS, Spiral Chorus offers intuitive, touch-friendly controls. Effortlessly sculpt your sound with responsive sliders and xy pads, ensuring a seamless workflow. - Immersive 3D Visuals: Enhance your audio manipulation experience with captivating 3D visuals in the background. - Versatile Application: Whether you're working on dreamy soundscapes, dynamic beats, or cutting-edge experimental sounds, Spiral Chorus adds a layer of depth and texture to your music. - Optimized for iOS: Crafted specifically for the iOS environment, Spiral Chorus ensures a stable, high-performance experience on your favorite devices. 3D Visuals leverage SceneKit and Metal Shaders providing good visual performance on iOS devices. - Seamless Integration: Use Spiral Chorus seamlessly within your favorite DAW as an AUv3 plugin, fitting perfectly into your existing workflow.
Screenshots
Verdict
The clearest difference is price: Spiral Chorus at Free against Auditor's $14.99. Spiral Chorus also leads on rating (5.0 vs 4.3) and review sentiment (89% vs 70%). Auditor's advantage is in-app purchases (none vs 3) and update cadence (monthly vs every 15 months). On ratings volume, ads 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
Spiral Chorus is free to download; Auditor costs $14.99 up front. Spiral Chorus sells 3 one-off in-app purchases. Auditor asks for nothing beyond the download.
Spiral Chorus holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 41 and 15 respectively. Written reviews point the same way: 70% of Auditor's written reviews are positive against 89% of Spiral Chorus's.
Auditor ships an update monthly, Spiral Chorus every 15 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.
| Parameter | Auditor | Spiral Chorus |
|---|---|---|
| Price | $14.99 | Free — better |
| Rating | 4.3 (41 ratings) | 5.0 (15 ratings) — better |
| Positive reviews | 70.0% of reviews | 88.9% of reviews — better |
| Number of ratings | 41 — better | 15 |
| Update frequency | Monthly — better | Every 15 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free — better |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 60 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Living Memory Software | Tom Power |
Customer experience
Auditor
Spiral Chorus
In-app purchases
Auditor
No in-app purchases
Spiral Chorus
- Small Tip$1.99
- Medium Tip$4.99
- Large Tip$9.99







