Terrepin vs Muzz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Terrepin
Create and manage custom maps with multiple pins, notes, and georeferenced image overlays. Organize locations into separate collections and share them easily. Integrates with Siri Shortcuts for advanced automation.
- Multiple pin customization
- Separate map collections
- Share locations from Maps app
- Siri Shortcuts integration
- Georeferenced image overlay
- List view for pins
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Have you ever wanted to mark more than one location at a time on a map? Ever wanted to customize the markers or store extra info with them? Keep multiple separate collections of pins on a map? You can do all that and more with Terrepin. Terrepin lets you create maps of whatever you want. You can even share marked locations from the Maps app directly into a Terrepin map! You can view all your pins on a map or in a handy list view that lets you see them all at once. With Siri Shortcuts support, you can use Terrepin maps in your shortcuts, opening up a whole world of new possibilities. You can overlay georeferenced images (GeoTIFF format is suggested) on top of the default map data, allowing you to import a wide variety of map imagery for use in Terrepin. You can also crop the images you import to the size you want. Ideal for: - Outdoor activities - mark hiking trails, fishing spots, etc - Marking points of interest - interesting buildings, signs, etc - Planning a trip - Keeping track of more than one location at a time - Viewing georeferenced images - topographic maps, etc - Much more!
Muzz
Analyze audio signals with 21 different spectrum analyzers. Visualize fundamental frequencies, harmonics, and feedback for both beginners and experts. Supports loading audio files or using live microphone input.
- 21 spectrum analyzer types
- Load audio files
- Live audio mode
- Dark and light modes
- Peak enhancer
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Muzz is a professional-grade real-time spectrum analyzer built for audio technicians, acoustic engineers, musicians, and sound enthusiasts. Whether you're diagnosing room acoustics, analyzing live microphone input, inspecting harmonics and feedback, or studying the frequency characteristics of any audio signal — Muzz gives you the tools to see exactly what you're hearing. 21 spectrum graph types, from standard linear analyzers to advanced harmonic alignment and octave-aligned displays, give you flexibility no single visualization tool can match. NEW IN 1.0.8 — Live frequency axis: Hz markers (100–8kHz) displayed permanently along the bottom of every visualization — Long press anywhere on the visualization to pin the exact frequency at that point for 2 seconds — Continuous background audio: Muzz now keeps analyzing when your screen locks or you switch apps — critical for live monitoring sessions — CarPlay compatible: enabling the microphone no longer interrupts audio playing through your car system — Frequency labels adapt automatically to dark and light mode Core Features — Load any audio file and visualize its full spectrum in real time — Live analysis mode via device microphone — ideal for room acoustics, stage monitoring, and field work — Persistent Hz frequency axis on every visualization — Long press to inspect exact frequencies at any point on the spectrum — Peak enhancer: isolates spectral lines (harmonics, fundamentals) and suppresses percussive noise — Toggle visualization variants to explore alternative display modes — Gain and treble controls to calibrate the display to your signal level — Dark and light mode with automatic label color adaptation — Runs continuously in the background — no interruptions during live sessions 21 Spectrum Graph Types Bars Extended Bars Short Line Spectrum Music Spectrum Linear OAS Overlapped Octaves Octave Aligned Spectrum Elliptical OAS Spiral OAS Harmonic Alignment TriOct Spectrum Overlapped Harmonics Harmonograph Cymbal Rainbow Spectrum Waterfall Rainbow OAS Rainbow Ellipse Spinning Ellipse Out of the Rabbit Hole Down the Rabbit Hole For in-depth theory on each spectrum type, tap the info icon to access the full Visualizations Guide. Questions, bug reports, or feature ideas — we want to hear from you: amitnadir@gmail.com
Screenshots
Verdict
The clearest difference is review sentiment: Terrepin at 100% against Muzz's 29%. Terrepin also leads on price (Free vs $12.99) and rating (4.8 vs 1.0). Muzz's advantage is update cadence (fortnightly vs every 8 months). On ads, in-app purchases, device support and iOS requirement 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
Terrepin is free to download; Muzz costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Terrepin holds the better App Store score, 4.8 against 1.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews point the same way: 100% of Terrepin's written reviews are positive against 29% of Muzz's.
Terrepin ships an update every 8 months, Muzz fortnightly. The most recent releases landed on October 2, 2026 and October 13, 2026 respectively.
| Parameter | Terrepin | Muzz |
|---|---|---|
| Price | Free — better | $12.99 |
| Rating | 4.8 (6 ratings) — better | 1.0 (2 ratings) |
| Positive reviews | 100.0% of reviews — better | 28.6% of reviews |
| Number of ratings | 6 — better | 2 |
| Update frequency | Every 8 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 38 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Nathan Reed | Amit Nadir |
Customer experience
Terrepin
Muzz
In-app purchases
Terrepin
No in-app purchases
Muzz
No in-app purchases









