LED Audio Spectrum Visualizer vs Phazr
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LED Audio Spectrum Visualizer
Visualize surrounding sounds with dynamic, colorful graphics that react to music and speech. This app uses your device's microphone to display fluid animations, offering various visualizers and color themes for an engaging audio experience.
- Visualize surrounding sounds
- Fluid, colorful graphics
- Bounce to the beat
- Multiple visualizers
- Multiple color themes
- Automatic gain correction
- Microphone sensitivity control
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***** "Great job with this one guys, I'm a DJ and I run this app in my booth, the chicks dig it." - VegasMC LED Audio Spectrum uses your iPhone or iPad microphone to visualize sound through fluid, colorful graphics that bounce to the beat! Now you can actually "see" any surrounding sound such as speech, music, singing and more. The app comes with a handful of simple, yet outstandingly implemented visualizers and each has multiple color themes to choose from. Feature Highlights: ● High-speed sampling for fluid, responsive graphics ● Multiple color themes to choose from ● Automatic gain correction for loud environments ● Microphone sensitivity level control ***** "If you liked the cool graphic equalizer on your super-old stereo, this is for you!" ***** "If you're an audiophile, musician, DJ, or simply an appreciator of music, this app is definitely worth it!" ***** "Set your iDevice down near the speakers at any party and you have a great visual add for your guests!" ***** "Looks great in your car - just attach it to the dashboard and have a graphic EQ display like older radios had in the 90's!"
Phazr
Transform your music into an immersive, multisensory experience. This app enhances audio with real-time visualizers and haptic feedback. It plays locally downloaded music or captures environmental sound via the microphone.
- Real-time haptic feedback
- 9 unique visualizers
- Plays local music files
- Microphone audio capture
- Game controller integration
- ProMotion and HDR display support
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Turn your music into a multisensory experience. Phazr is a music player that enhances your music with visualizers and haptic effects. Streaming services like Apple Music and Spotify are not supported because they do not provide third party developers with raw audio access. Music - play locally downloaded DRM-free content from your music library or the Files app. - use the microphone to capture environmental sound Haptics - Phazr generates vibration effects in real time based on the music that is playing - haptics play on devices supporting Core Haptics - haptics will also play on any supported game controllers paired to your device - game controllers with configurable lighting will adjust their light colors to the music Visualizers - 9 unique visualizers are included - visualizers react to audio, Multi-Touch, and device tilt - visualizers take full advantage of Pro Motion and HDR displays - each visualizer has its own alternate app icon Photosensitive Warning A very small percentage of individuals may experience epileptic seizures when exposed to certain light patterns or flashing lights. Exposure to certain patterns or backgrounds on a screen may induce an epileptic seizure in these individuals. Certain conditions may induce previously undetected epileptic symptoms even in persons who have no history of prior seizures or epilepsy. If you, or anyone in your family, have an epileptic condition, consult your physician prior to using this app. If you experience any of the following symptoms while using this app - dizziness, altered vision, eye or muscle twitches, loss of awareness, disorientation, any involuntary movement, or convulsions - immediately discontinue use and consult your physician before resuming.
Screenshots
Verdict
The clearest difference is review sentiment: Phazr at 82% against LED Audio Spectrum Visualizer's 60%. Phazr also leads on rating (4.6 vs 4.3) and chart position (#155 vs unranked). LED Audio Spectrum Visualizer's advantage is iOS requirement (11.0 vs 18.0). On update cadence, ads, in-app purchases and monetization model 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
LED Audio Spectrum Visualizer costs $4.99 and Phazr $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Phazr holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Phazr has 137 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 60% of LED Audio Spectrum Visualizer's written reviews are positive against 82% of Phazr's.
LED Audio Spectrum Visualizer ships an update every 3 months, Phazr every 2 months. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.
| Parameter | LED Audio Spectrum Visualizer | Phazr |
|---|---|---|
| Price | $4.99 | $3.99 — better |
| Rating | 4.3 (23 ratings) | 4.6 (137 ratings) — better |
| Positive reviews | 60.4% of reviews | 82.4% of reviews — better |
| Number of ratings | 23 | 137 — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | — | #155 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Vision Pro |
| Requires iOS | 11.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 6 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | ONYX Apps | Daniel Resnick |
Customer experience
LED Audio Spectrum Visualizer
Phazr
User reviews
LED Audio Spectrum Visualizer
From 23 App Store ratingsWhat we love
- 👍 Great visuals
- 🚀 Responsive and sensitive to audio
- 💡 Reminds users of old-school stereo equipment
- 🎨 Variety of visualization options
Room to improve
- 🐛 Crashes or doesn't work on some devices
- 🔇 Doesn't play music directly, only reacts to microphone
- 🔌 Incompatible with Bluetooth/USB audio
- 🔍 Limited customization options
Phazr
From 137 App Store ratingsWhat we love
- ✨ Beautiful visuals
- 🎛️ Great haptic feedback
- 🎧 Immersive experience
- 🆓 Free to use
- 🎨 Nice design
Room to improve
- ❌ Doesn't work with Apple Music
- ❌ Doesn't work with Spotify
- ❌ Doesn't work with streaming services
- 🤔 Limited visuals
- 🎛️ Haptics can be muddy
Bugs and requests
LED Audio Spectrum Visualizer
Reported bugs
3 issues- Cuts off Bluetooth audio when app is opened
- Microphone sensitivity issues causing false triggers
- Compatibility problems with older iOS versions
Requested features
4 requests- Add Bluetooth/USB audio support
- Allow playing music from device library
- Provide more visualization options and customization
- Implement AirPlay support
Phazr
Reported bugs
4 issues- Files deleted after playing
- Songs end early
- Visualizers not working after first use
- Laggy menu loading
Requested features
20 requests- Add haptic feedback when screen is locked
- Add shuffle mode for tracks and visuals
- More visuals
- Support for background playback with vibrations
- Ability to disable AR and move camera with fingers
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- Control zoom and other visualizer settings
- Color schemes for visuals
- Add repeat function
- Add support for Spotify
- Add support for YouTube Music
- Add support for SoundCloud
- Add loop option
- Change background color or visual colors
- Optional mode to turn off visual imagery for pocket use
- Settings to reduce or alter motion and brightness
- Ability to adjust vibration strength
- Ability to favorite playlists
- Tailor haptic feedback by frequency
- Recording feature
- More music visualizing features
In-app purchases
LED Audio Spectrum Visualizer
No in-app purchases
Phazr
No in-app purchases
Questions
Is LED Audio Spectrum Visualizer free?
Is Phazr free?
Which has better reviews, LED Audio Spectrum Visualizer or Phazr?
Do LED Audio Spectrum Visualizer or Phazr have ads?
Which is updated more often, LED Audio Spectrum Visualizer or Phazr?
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