Comparison

Waveform Visualizer vs Delete Contacts `

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

Delete Contacts `

Organize, clean, and back up your address book with a privacy-focused contact management tool. Its intuitive card interface allows for quick deletion or retention of contacts, with a trash feature for review. It also offers duplicate removal and export options.

Highlights
  • Card-based contact view
  • Swipe to keep or delete
  • Trash for deleted contacts
  • Duplicate contact remover
  • Contact backup
  • Contact export
Read full description

Take control of your address book with a smart, all-in-one contact management app. Effortlessly organize, clean up, and back up your contacts — all while keeping your privacy protected. This app does not access or store your contacts. With an intuitive card-based interface, managing your address book is fast and satisfying. Swipe up to keep a contact or swipe down to delete — it's that simple. Key Features: View contacts as cards for a clean, easy-to-navigate experience Swipe up to keep or swipe down to delete unwanted contacts Review deleted contacts in the trash before permanently removing or restoring them Duplicate Contacts Remover: Find and merge or delete duplicate entries in one tap Contacts Backup: Securely back up your entire contact list Contact Exporter: Export contacts in standard formats for easy sharing or migration Try the app for free. An in-app purchase or subscription may be required to unlock unlimited access. Privacy-first design: We never access your contacts. Everything happens securely on your device. Privacy Policy: https://enginesstudio.tech/privacy/cleanly Terms & Conditions: https://enginesstudio.tech/terms/cleanly

Screenshots

Waveform Visualizer4 screens
Delete Contacts `4 screens

Verdict

The call

The clearest difference is rating: Delete Contacts ` at 4.7 against Waveform Visualizer's 4.2. Delete Contacts ` also leads on iOS requirement (17.0 vs 26). Waveform Visualizer's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 5 weeks). On price, review sentiment, ratings volume and in-app purchases 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 Delete Contacts ` sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Delete Contacts ` holds the better App Store score, 4.7 against 4.2. Both are backed by a comparable volume of ratings — 117 and 138 respectively. Written reviews complicate that: 39% of Waveform Visualizer's written reviews are positive against 38% of Delete Contacts `'s, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Waveform Visualizer ships an update every 2 weeks, Delete Contacts ` every 5 weeks. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

Scorecard4 real differences · 6 level
Waveform Visualizer versus Delete Contacts `: the parameters behind the verdict, then further details
ParameterWaveform VisualizerDelete Contacts `
PriceFreeFree
Rating4.2 (117 ratings)4.7 (138 ratings) — better
Positive reviews38.7% of reviews — better37.5% of reviews
Number of ratings117138 — better
Update frequencyEvery 2 weeks — betterEvery 5 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS2617.0 — better
Further details — not scored
Size28 MB13 MB
Age rating4+4+
DeveloperSamira SadeghiENGINES STUDIO LAB

Customer experience

Waveform Visualizer

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

Delete Contacts `

All ratings138 ratings
Positive91.3%
Neutral2.9%
Negative5.8%
Written reviews8 reviews
Positive37.5%
Neutral0.0%
Negative62.5%

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
5 purchases

Delete Contacts `

Subscriptions2
  • Access for 1 week$4.997 Days
  • Premium Access for 1 Year3 Days trial$9.991 Year
One-time3
  • Unlimited Access LifetimeFree
  • Tip$0.99
  • Delete Contacts Pro$12.99

Questions

Is Waveform Visualizer free?
Waveform Visualizer is free to download, with in-app purchases available.
Is Delete Contacts ` free?
Delete Contacts ` is free to download, with in-app purchases available.
Which has better reviews, Waveform Visualizer or Delete Contacts `?
Delete Contacts ` is rated higher. Waveform Visualizer averages 4.2 out of 5 from 117 ratings, while Delete Contacts ` averages 4.7 from 138 ratings.
Do Waveform Visualizer or Delete Contacts ` have ads?
Delete Contacts ` shows ads; Waveform Visualizer does not.
Which is updated more often, Waveform Visualizer or Delete Contacts `?
Waveform Visualizer ships an update every 2 weeks, and Delete Contacts ` every 5 weeks. Most recently, Waveform Visualizer was updated on September 22, 2026 and Delete Contacts ` on September 24, 2026.

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