Audio Analyzer vs GrimoHex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Audio Analyzer
Visualize audio in real-time with waveform and spectrum analysis. Explore historical peaks and FFT data with intuitive touch controls for zooming and volume adjustment.
- Waveform visualizer (oscilloscope)
- Spectrum analyzer
- Historical peak display
- Historical FFT
- Full-screen mode
- Zoom and swipe gestures
- Input volume adjustment
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The analyzed result of the waveform is rendered at 60FPS. The following 4 functions can be accessed: Waveform visualizer (oscilloscope) Spectrum analyzer Historical peak Historical FFT Tapping each function enters into full-screen mode and tapping once more exits full-screen mode. Horizontal zoom is only available for the spectrum analyzer. Magnification gesture (aka pinching) allows for zooming in and out, and frequency offset can be performed by swiping on the screen horizontally. Vertical swiping adjusts input volume. Coefficients are displayed in the corner. *dBFullScale 20 * log10 ( input) A demonstration is here. https://www.youtube.com/watch?v=6mDa_zCgYzE
GrimoHex
Create beats quickly with a tactile, hardware-inspired sampler and step sequencer. Record, shape, and sequence sounds for fast music production on your iPhone. Ideal for producers and beat makers on the go.
- Hardware-style pad workflow
- 128-step sequencing
- Sample recording and playback
- Sample editing tools
- Real-time sound shaping
- MIDI-focused sequencing
- Pattern-based music creation
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GrimoHex is a modern sampler and step sequencer built for fast, tactile beat creation on iPhone. Designed for producers, electronic musicians, and mobile beat makers, GrimoHex gives you a focused hardware-inspired workflow without the clutter of a full DAW. Record sounds, shape samples, build patterns, and perform ideas quickly from a compact pad-based interface. At its core, GrimoHex combines a hands-on sampler, drum machine, and step sequencer into one streamlined music production app. It is made for sketching beats, building loops, sequencing drums, triggering samples, and creating patterns wherever inspiration hits. Key features: • Hardware-style pad workflow for fast beat making • 128-step sequencing for detailed pattern creation • Sample recording and playback • Trim, zoom, and sample editing tools • Real-time sound shaping controls • MIDI-focused sequencing workflow • Pattern-based music creation • Clean interface designed for speed and focus • Built for mobile producers, beat makers, and electronic artists GrimoHex is ideal for making drum patterns, sample-based beats, loops, sketches, and performance-ready ideas on the go. Whether you are building rhythms from recorded samples, sequencing external gear, or creating patterns directly on your phone, GrimoHex keeps the process fast and musical. A focused sampler. A tactile sequencer. A compact groovebox for iPhone.
Screenshots
Verdict
The clearest difference is price: Audio Analyzer at $3.99 against GrimoHex's $12.99. Audio Analyzer also leads on iOS requirement (13.0 vs 16.0). GrimoHex's advantage is update cadence (every 5 days vs every 2 months). On rating, review sentiment, ratings volume and ads 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
Audio Analyzer costs $3.99 and GrimoHex $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Audio Analyzer against 5.0 for GrimoHex. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Audio Analyzer ships an update every 2 months, GrimoHex every 5 days. The most recent releases landed on September 30, 2026 and September 21, 2026 respectively.
| Parameter | Audio Analyzer | GrimoHex |
|---|---|---|
| Price | $3.99 — better | $12.99 |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 1 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Narumi Inada | James Draper |
Customer experience
Audio Analyzer
GrimoHex
In-app purchases
Audio Analyzer
No in-app purchases
GrimoHex
No in-app purchases









