Comparison

Waveform Visualizer vs Conversion Calculator

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

Head to head
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

About

Conversion Calculator

Easily convert between metric and imperial units for weight, length, temperature, area, and time. This app offers precise, fast results with a clean interface, working offline for daily, travel, school, or work needs.

Highlights
  • Metric and imperial unit conversion
  • Weight, length, temperature, area, time
  • Offline functionality
  • Precise and fast results
  • Clean and minimal interface
  • Over 100 measurement types
Features
Read full description

Instantly Convert Units with Conversion Calculator - Metric Whether you're converting feet to meters, kg to lbs, or Celsius to Fahrenheit, the Conversion Calculator - Metric is the ultimate unit converter for daily, travel, school, or work use. This powerful and easy-to-use conversion app helps you switch between metric and imperial units effortlessly — from weight to length, temperature, area, and more. What You Can Convert: Weight: Instantly convert between kg and lbs, kilo, grams, and ounces Length: Convert feet to meters, inches, kilometers, and miles Temperature: Quick Celsius to Fahrenheit conversions and Kelvin Area: Convert square feet, square meters, and acres Time: Includes basic time converters for everyday needs With Conversion Calculator - Metric, you get precise, fast results no matter what you’re converting. Why Choose This Unit Converter All-in-one unit converter for over 100+ measurement types Accurate feet to meters, kg to lbs, and Celsius to Fahrenheit conversions Clean and minimal interface designed for ease and speed Works offline — no internet needed Supports both metric and imperial units for global compatibility From engineers to students to travelers, Conversion Calculator - Metric simplifies every kind of measurement conversion you need. Use Cases Planning a trip and need to switch from imperial to metric? Cooking a recipe that lists ingredients in lbs, but your scale shows kg? Doing a DIY project and stuck converting feet to meters? Working with temperatures and wondering what Celsius to Fahrenheit is? This conversion app handles it all. Download Now Get the best unit converter app available. With Conversion Calculator - Metric, you’ll convert weight, temperature, area, time, and length in seconds.

Screenshots

Waveform Visualizer4 screens
Conversion Calculator4 screens

Verdict

The call

The clearest difference is review sentiment: Conversion Calculator at 100% against Waveform Visualizer's 39%. Conversion Calculator also leads on rating (4.8 vs 4.2) and iOS requirement (17.0 vs 26). On price, ratings volume, update cadence and ads 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. Waveform Visualizer sells 4 in-app purchases, starting at $2.99 per month and Conversion Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Conversion Calculator holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 118 and 157 respectively. Written reviews point the same way: 39% of Waveform Visualizer's written reviews are positive against 100% of Conversion Calculator's.

UpkeepUpdate frequency

Waveform Visualizer ships an update every 4 weeks, Conversion Calculator every 5 weeks. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 7 level
Waveform Visualizer versus Conversion Calculator: the parameters behind the verdict, then further details
ParameterWaveform VisualizerConversion Calculator
PriceFreeFree
Rating4.2 (118 ratings)4.8 (157 ratings) — better
Positive reviews38.7% of reviews100.0% of reviews — better
Number of ratings118157 — better
Update frequencyEvery 4 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS2617.0 — better
Further details — not scored
Size31 MB7 MB
Age rating4+4+
DeveloperSamira SadeghiCollins Cheruiyot

Customer experience

Waveform Visualizer

All ratings118 ratings
Positive78.8%
Neutral4.2%
Negative16.9%
Written reviews31 reviews
Positive38.7%
Neutral9.7%
Negative51.6%

Conversion Calculator

All ratings157 ratings
Positive95.5%
Neutral3.2%
Negative1.3%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Waveform Visualizer

Reported bugs

8 issues
  • Subtitles freak out
  • App doesn't work after screen locks
  • Buttons and recording disappear after unlocking
  • App crashes constantly
  • Doesn't work on iPad Pro or iPhone 13 Pro Max
Show 3 more
  • Paid for lifetime access, sound recording doesn't work
  • App freezes, can't press buttons after hitting record
  • Doesn't give access to microphone

Requested features

10 requests
  • Ability to import audio files
  • More waveform styles
  • Add old LED spectrum EQ look
  • Add night rider glowing red waves
  • Ability to import photos
Show 5 more
  • Ability to import video
  • Improve subtitle reliability
  • Prevent automatic screen locking during recording
  • Add ability to upload audio from another source
  • Add square wave option without premium

Conversion Calculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

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
1 purchases

Conversion Calculator

One-time1
  • Unlimited access forever$8.99

Questions

Is Waveform Visualizer free?
Waveform Visualizer is free to download, with in-app purchases available.
Is Conversion Calculator free?
Conversion Calculator is free to download, with in-app purchases available.
Which has better reviews, Waveform Visualizer or Conversion Calculator?
Conversion Calculator is rated higher. Waveform Visualizer averages 4.2 out of 5 from 118 ratings, while Conversion Calculator averages 4.8 from 157 ratings.
Do Waveform Visualizer or Conversion Calculator have ads?
Neither Waveform Visualizer nor Conversion Calculator shows ads.
Which is updated more often, Waveform Visualizer or Conversion Calculator?
Waveform Visualizer ships an update every 4 weeks, and Conversion Calculator every 5 weeks. Most recently, Waveform Visualizer was updated on October 11, 2026 and Conversion Calculator on October 9, 2026.

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