Comparison

Spectrum vs Waveform Visualizer

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

Head to head
About

Spectrum

Visualize your music with a wide array of dynamic effects. Choose from your device's music library or use your microphone to create stunning audio-reactive visuals. Unlock all effects and remove ads with a premium upgrade.

Highlights
  • Music library integration
  • Microphone input
  • Over 50 visual effects
  • Ad-free premium option
  • Subscription and one-time purchase
Features
Read full description

This app generates some visual effects from your music library or microphone. More than 50 effects included. [Usage] 1. Tap the music button. 2. Select your songs from music library. These songs should be on your device. When interstitial advertisement appeared, after several seconds, a close button will be shown. [ About the Premium Version ] In the Free version, the banner ads or watermark will be displayed screen bottom. The full screen advertisement will be displayed after playing the song or after a certain period of time. And only limited contents are available. In the premium version, ads will not be displayed. And all contents are available. [Premium Version Prices] - Forever : $9.99 - 1 Year : $8.99 - 6 Months : $4.99 - 1 Month : $1.99 [ About Subscription ] • Payment will be charged to iTunes Account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable [ Usage ] https://yuuki.ws/apps/spectrum/help [EULA & Privacy Policy] https://yuuki.ws/apps/spectrum/EULA-PrivacyPolicy.html

About

Waveform Visualizer

Transform your audio into captivating waveform videos for social media. Easily convert voice recordings into visual content with customizable backgrounds, colors, and wave styles. Transcribe your speech to text and make your voice stand out.

Highlights
  • Audio to waveform video conversion
  • Voice transcribing to text
  • Customizable wave styles
  • Background media library
  • Color customization
  • Avatar addition (Pro)
Features
Read full description

Audiom helps you transform audio into eye-catching visuals perfect for Instagram, TikTok, and other social platforms. Whether you’re promoting a podcast episode, sharing a voice message, or creating engaging content, Audiom makes your audio stand out. Record your voice, and Audiom instantly converts it into a dynamic waveform video. Add captions, customize colors, and choose a style that matches your vibe. In seconds, you’ll have a share-ready video that brings your voice to life. Perfect for podcasters, storytellers, creators, and anyone who wants their voice to be seen and heard. Features: • Audio to Waveform Video Turn voice recordings into stunning animated waveforms. • Automatic Voice Transcription Convert spoken words into captions to make your message clearer and more engaging. • Beautiful Customization Choose from vibrant colors, gradients, and backgrounds. • Custom Wave Styles Adjust waveform style, gain, and animation to match your sound. • Made for Social Media Create content ready for Instagram, TikTok, and more. Audiom Pro is an auto-renewing subscription. Payment for Plus subscription will be charged to your Apple ID account at the confirmation of purchase. The subscription will renew automatically unless it is canceled at least 24 hours before the end of the current period. https://appersian.app/audiom/termsofuse.html

Screenshots

Spectrum3 screens
Waveform Visualizer4 screens

Verdict

The call

The clearest difference is rating: Waveform Visualizer at 4.2 against Spectrum's 2.8. Spectrum's advantage is iOS requirement (11.0 vs 26). On price, review sentiment, ratings volume and update cadence 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

Both are free to download. Spectrum sells 8 in-app purchases, starting at $1.99 per month and Waveform Visualizer sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Waveform Visualizer holds the better App Store score, 4.2 against 2.8. Both are backed by a comparable volume of ratings — 151 and 117 respectively. Written reviews point the same way: 36% of Spectrum's written reviews are positive against 39% of Waveform Visualizer's.

UpkeepUpdate frequency

Spectrum ships an update every 3 weeks, Waveform Visualizer every 2 weeks. The most recent releases landed on September 19, 2026 and September 22, 2026 respectively.

Scorecard2 real differences · 8 level
Spectrum versus Waveform Visualizer: the parameters behind the verdict, then further details
ParameterSpectrumWaveform Visualizer
PriceFreeFree
Rating2.8 (151 ratings)4.2 (117 ratings) — better
Positive reviews36.0% of reviews38.7% of reviews — better
Number of ratings151 — better117
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better26
Further details — not scored
Size186 MB28 MB
Age rating4+4+
DeveloperY. MOCHIDUKISamira Sadeghi

Customer experience

Spectrum

All ratings151 ratings
Positive43.0%
Neutral8.6%
Negative48.3%
Written reviews89 reviews
Positive36.0%
Neutral11.2%
Negative52.8%

Waveform Visualizer

All ratings117 ratings
Positive78.6%
Neutral4.3%
Negative17.1%
Written reviews31 reviews
Positive38.7%
Neutral9.7%
Negative51.6%

Bugs and requests

Spectrum

Reported bugs

15 issues
  • App won't launch - stuck on blank/grey/brown screen
  • App crashes immediately upon opening
  • Music library fails to load or display songs
  • Latency between audio and visualization (3+ seconds)
  • Audio not playing despite visuals responding
Show 10 more
  • Settings changes cause app to break
  • Microphone mode doesn't respond to sound
  • Visualizations unresponsive to actual music frequency
  • App freezes when accessing music button
  • Playlist shows album covers but not songs
  • Apple Music integration not working
  • iOS 14+ compatibility issues
  • iPad Pro compatibility issues
  • Watermark overlay blocking content during screen share
  • Typo in error message ('lator' instead of 'later')

Requested features

13 requests
  • Import audio files from device storage
  • Support for Spotify integration
  • Support for Google Play Music
  • Ability to import from GarageBand
  • File manager/iCloud Drive access
Show 8 more
  • Custom color and background options
  • tvOS app version
  • Bluetooth steering wheel controls
  • Download/export visualization videos
  • Full auto microphone input mode
  • Discrete frequency spectrum display
  • Apple Watch visualizer support
  • Text overlay and animation customization

Waveform Visualizer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Spectrum

Subscriptions3
  • Premium - 1 month$1.991 Month
  • Premium - 6 months$4.996 Months
  • Premium - 1 year$8.991 Year
One-time5
  • Additional Contents 1$1.99
  • Additional Contents 2$1.99
  • Additional Contents 3$1.99
Show 2 more
  • Additional Contents 4$1.99
  • Premium$9.99
4 purchases

Waveform Visualizer

Subscriptions3
  • Audiom Pro Monthly$2.991 Month
  • Audiom Pro Weekly$4.997 Days
  • Audiom Pro Yearly$14.991 Year
One-time1
  • Audiom Pro$29.99

Questions

Is Spectrum free?
Spectrum is free to download, with in-app purchases available.
Is Waveform Visualizer free?
Waveform Visualizer is free to download, with in-app purchases available.
Which has better reviews, Spectrum or Waveform Visualizer?
Waveform Visualizer is rated higher. Spectrum averages 2.8 out of 5 from 151 ratings, while Waveform Visualizer averages 4.2 from 117 ratings.
Do Spectrum or Waveform Visualizer have ads?
Neither Spectrum nor Waveform Visualizer shows ads.
Which is updated more often, Spectrum or Waveform Visualizer?
Spectrum ships an update every 3 weeks, and Waveform Visualizer every 2 weeks. Most recently, Spectrum was updated on September 19, 2026 and Waveform Visualizer on September 22, 2026.

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