Comparison

LED Audio Spectrum Visualizer vs Phazr

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Visualize surrounding sounds
  • Fluid, colorful graphics
  • Bounce to the beat
  • Multiple visualizers
  • Multiple color themes
  • Automatic gain correction
  • Microphone sensitivity control
Read full description

***** "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!"

About

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.

Highlights
  • Real-time haptic feedback
  • 9 unique visualizers
  • Plays local music files
  • Microphone audio capture
  • Game controller integration
  • ProMotion and HDR display support
Currently charting
Read full description

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

LED Audio Spectrum Visualizer4 screens
Phazr3 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard6 real differences · 5 level
LED Audio Spectrum Visualizer versus Phazr: the parameters behind the verdict, then further details
ParameterLED Audio Spectrum VisualizerPhazr
Price$4.99$3.99 — better
Rating4.3 (23 ratings)4.6 (137 ratings) — better
Positive reviews60.4% of reviews82.4% of reviews — better
Number of ratings23137 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
Best chart rank—#155 — better
DevicesiPhone, iPad, iPodiPhone, iPad, Vision Pro
Requires iOS11.0 — better18.0
Further details — not scored
Size6 MB12 MB
Age rating4+4+
DeveloperONYX AppsDaniel Resnick

Customer experience

LED Audio Spectrum Visualizer

All ratings23 ratings
Positive82.6%
Neutral4.3%
Negative13.0%
Written reviews240 reviews
Positive60.4%
Neutral12.9%
Negative26.7%

Phazr

All ratings137 ratings
Positive90.5%
Neutral1.5%
Negative8.0%
Written reviews74 reviews
Positive82.4%
Neutral4.1%
Negative13.5%

User reviews

LED Audio Spectrum Visualizer

From 23 App Store ratings

What 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 ratings

What 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
Show 15 more
  • 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

None

LED Audio Spectrum Visualizer

No in-app purchases

None

Phazr

No in-app purchases

Questions

Is LED Audio Spectrum Visualizer free?
LED Audio Spectrum Visualizer costs $4.99, with no in-app purchases.
Is Phazr free?
Phazr costs $3.99, with no in-app purchases.
Which has better reviews, LED Audio Spectrum Visualizer or Phazr?
Phazr is rated higher. LED Audio Spectrum Visualizer averages 4.3 out of 5 from 23 ratings, while Phazr averages 4.6 from 137 ratings.
Do LED Audio Spectrum Visualizer or Phazr have ads?
Neither LED Audio Spectrum Visualizer nor Phazr shows ads.
Which is updated more often, LED Audio Spectrum Visualizer or Phazr?
LED Audio Spectrum Visualizer ships an update every 3 months, and Phazr every 2 months. Most recently, LED Audio Spectrum Visualizer was updated on October 13, 2026 and Phazr on October 12, 2026.

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