SubZone vs SoundViz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SubZone
Optimize your subwoofer's placement for superior sound quality. This app uses advanced acoustic simulations to find the ideal spot in your room, eliminating boomy or weak bass. Achieve clear, deep bass for music and movies scientifically and affordably.
- Rectangular room support
- Acoustic simulation
- Zone performance scoring
- Optimum zone recommendation
- Frequency response plotting
- Multiple listening position optimization
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Experience unparalleled sound quality with SubZone - the ultimate app for optimizing your subwoofer's position. Simply enter the details of your room and listening position, and our advanced acoustic simulation will find the sweet spot. The result is clear, well-defined, deep bass that brings the very best out of music and movies. When sound waves reflect off the walls, ceiling, and floor of a room they produce "room modes". These affect the sound by boosting or cutting certain frequencies, making some sound too boomy and others not present enough. To get the best performance out of your subwoofer, it is important to position it in a location that minimizes the effect of room modes. Previously, finding the best place to put a subwoofer has involved trial-and-error or expensive acoustic software. Some even suggest crawling around on your hands and knees to listen for the best spot. Now, SubZone allows you to calculate the optimal position in a scientific and affordable way from the comfort of your seat. Key features: - Supports any rectangular-shaped room - Simulates the acoustic effect of placing your subwoofer in each possible zone of your room - Calculates a score out of 10 for how well each zone performs - Recommends the optimum zones, marked with a star - Plots the frequency response for each zone, showing which frequencies are boosted/cut and by how much - Can optimize to a specified frequency range - Supports optimization for multiple listening positions - Uses information about the construction materials of the room to improve the accuracy of the simulation - Simple interface with step-by-step guide - No account or sign-in required - Respects your privacy by storing data locally - Detailed documentation with a comprehensive FAQ - Expert support on-hand to handle any questions or issues - Dark and light color schemes - Complies with GDPR legislation
SoundViz
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SoundViz transforms the sounds around you into stunning real-time visual art. Whether it's your voice, music, or ambient noise, watch it come alive through 7 unique visualization modes. VISUALIZE YOUR WORLD Use your microphone to capture any sound and instantly see it rendered as beautiful, dynamic visuals. Every whisper, every beat, every note becomes a work of art. 7 VISUAL MODES - Waveform: Classic oscilloscope-style sound waves - Spectrum: Colorful frequency analyzer bars - Circular: Mesmerizing polar coordinate patterns - Particles: Explosive particle effects driven by sound - Kaleidoscope: Symmetrical, ever-changing patterns - Water: Ripple effects emanating from the center - Firework: Sound-reactive firework bursts SENSITIVITY MODES Choose from 4 sensitivity presets to match any environment: - ASMR: Perfect for whispers and subtle sounds - Quiet: Ideal for calm, indoor spaces - Normal: Great for conversation and everyday use - Live: Built for loud music and concerts CUSTOMIZE YOUR EXPERIENCE - 5 built-in color themes: Rainbow, Fire, Ocean, Forest, Neon - Custom color picker to create your own unique palette - Screenshot capture to save your favorite visuals - Clean, distraction-free interface with tap-to-hide controls SoundViz is perfect for music lovers, ASMR enthusiasts, content creators, educators, and anyone who wants to see the beauty hidden in everyday sounds.
Screenshots
Verdict
The clearest difference is price: SoundViz at Free against SubZone's $4.99. SubZone's advantage is ads (none vs shown) and iOS requirement (13.4 vs 17.0). On update cadence, 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
SoundViz is free to download; SubZone costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
SubZone ships an update every 5 weeks, SoundViz every 3 weeks. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.
| Parameter | SubZone | SoundViz |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.5 (22 ratings) — better | — |
| Positive reviews | 80.0% of reviews | — |
| Number of ratings | 22 — better | — |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 22 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Sonic Baume LTD | MIZOU, CO., LTD. |
In-app purchases
SubZone
No in-app purchases
SoundViz
No in-app purchases









