Comparison

Collector vs MP3 Converter

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

Head to head
About

Collector

This app helps you catalog and track your favorite media, games, and apps. You can record multiple moments for each item, assign ratings, and enjoy features like dark mode and multi-language support. It's designed for collectors to easily manage their passions.

Highlights
  • Collect movies, shows, books, albums, games, apps, podcasts
  • Track multiple moments per collection
  • Rate collected items
  • Supports dark mode
  • Multi-language support
  • Offline use
Features
Read full description

Collector is an assistant for recording media, games and apps, supporting offline use. We believe that you, as someone who loves to collect, will have an extraordinary experience here! === Feature === 1. Collect your favorite movies, shows, books, albums, games, apps, podcasts, and performances. 2. Each collection lets you capture multiple moments, helping you easily track your journey with every favorite. 3. Record each moment with ratings to express how much it truly means to you. 4. Supports dark mode and multiple languages. 5. Embraces the all-new interactions and liquid glass effects introduced in iOS 26. More features are on the way — we’d love to hear your ideas! If you enjoy Collector, please leave us a 5-star rating on the App Store! === Contact === Email: collector_app@outlook.com

About

MP3 Converter

This app is a comprehensive audio editing tool that allows for easy conversion between various audio formats, extraction of audio from videos, and precise trimming of music for ringtones. It offers batch processing and speed adjustment for efficient audio manipulation.

Highlights
  • Convert between 18 audio formats
  • Extract audio from videos
  • Millisecond-accurate audio trimming
  • Batch audio processing
  • Adjust export playback speed
  • Import from multiple sources
Features
Read full description

Your all‑in‑one audio toolbox Effortlessly handle audio conversion, video‑to‑audio extraction, and ringtone creation. Whether it’s MP4 to MP3 or trimming music, enjoy a clean, efficient workflow. Core features at a glance: Format Conversion (Core): Convert freely across 18 popular formats, including MP3, M4A, WAV, and FLAC—no limits. Video Extraction: Pull audio from videos and quickly turn MP4 into MP3 or other formats. Audio Trimming: Millisecond‑accurate cuts; drag to select segments and create custom ringtones or music clips. Batch Processing: Batch import, convert, and export to supercharge efficiency. Speed Export: Adjust playback speed from 0.5x to 2x on export. Multiple Import Sources: Import from Photos, Files, iCloud Drive, and more. Why choose us? Radical simplicity, built for efficiency 100% on‑device processing for privacy and speed Easy library management with “Recent Works” for quick re‑edit and share We’re committed to being your most reliable audio assistant, with continuous updates and powerful new features. Privacy Policy: https://imailu.notion.site/audio-converter-privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Screenshots

Collector4 screens
MP3 Converter4 screens

Verdict

The call

The clearest difference is in-app purchases: Collector at none against MP3 Converter's 3. Collector also leads on ratings volume (23 vs 2). MP3 Converter's advantage is rating (5.0 vs 4.7). On price, update cadence, ads and device support 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. MP3 Converter sells 3 in-app purchases, starting at $0.99 per month. Collector asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

MP3 Converter holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Collector has 23 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Collector ships an update every 10 days, MP3 Converter weekly. Both last shipped on October 30, 2026.

Scorecard4 real differences · 6 level
Collector versus MP3 Converter: the parameters behind the verdict, then further details
ParameterCollectorMP3 Converter
PriceFreeFree
Rating4.7 (23 ratings)5.0 (2 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings23 — better2
Update frequencyEvery 10 daysWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS18.017 — better
Further details — not scored
Size39 MB47 MB
Age rating4+4+
Developer永康 梁应芳 卢

Customer experience

Collector

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

MP3 Converter

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Collector

No in-app purchases

3 purchases

MP3 Converter

Subscriptions2
  • Monthly$0.991 Month
  • Annual$2.991 Year
One-time1
  • Lifetime$9.99

Questions

Is Collector free?
Collector is free to download, with no in-app purchases.
Is MP3 Converter free?
MP3 Converter is free to download, with in-app purchases available.
Which has better reviews, Collector or MP3 Converter?
MP3 Converter is rated higher. Collector averages 4.7 out of 5 from 23 ratings, while MP3 Converter averages 5.0 from 2 ratings.
Do Collector or MP3 Converter have ads?
Neither Collector nor MP3 Converter shows ads.
Which is updated more often, Collector or MP3 Converter?
Collector ships an update every 10 days, and MP3 Converter weekly. Most recently, Collector was updated on October 30, 2026 and MP3 Converter on October 30, 2026.

Other comparisons