# MP3 Converter -Audio/Video — YouTube/video to Audio

> All-in-one audio converter, editor, and vocal separator with local processing. (iPhone/iPad app by 玉良 刘.)

- Source: https://appshunter.io/ios/app/mp3-converter-audiovideo/id6476881748 (this page in markdown: same URL + `.md`)
- Developer: [玉良 刘](https://appshunter.io/developer/1726127567)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 4 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.6 · 35 MB
- Languages: Arabic, Bangla, Catalan, Croatian, Czech, Danish, Dutch, English, Finnish, French and 24 more
- Released: 2024-02-15
- Data updated: 2026-07-16
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/mp3-converter-audiovideo/id6476881748/reviews.md

## What is MP3 Converter?

MP3 Converter Pro, customized for audio processing, is an all-in-one audio tool integrating format conversion, vocal processing, and professional editing. It supports mutual conversion between over 200 audio and video formats such as MP4, FLAC, and WAV. Equipped with built-in AI vocal separation technology, it can accurately extract vocals and accompaniment from music, meeting creative needs like cover versions and remixes. Exclusively featuring a 4K video lossless extraction engine, it can save audio from movie clips and concert videos with CD-level sound quality. Optimized with the M1 chip, the conversion speed is increased by 300%, and a 200M file can be completed in only 2-4 minutes.

Core Functions and Technical Highlights

【Intelligent Format Conversion】
Supports mutual conversion between mainstream formats such as MP4 to MP3, FLAC to AAC, and WAV to M4A. It is compatible with DRM encrypted file parsing, breaking through format restrictions with one click.
The pioneering dynamic bitrate optimization algorithm automatically matches device playback parameters. When making mobile phone ringtones, it can intelligently crop to the optimal duration of 40 seconds and supports custom fade-in and fade-out effects.

【Professional-Grade Audio Editing】
Multi-track mixing: Import multiple audio tracks to easily create podcasts and game sound effects.
AI noise reduction and enhancement: Eliminate ambient noise and current noise with one click, repair pops in old records, and improve vocal clarity by 40%.
Dynamic range compression: Automatically balance the high and low tones of audio to avoid sudden volume changes, especially suitable for optimizing live broadcast recordings and voice memos.

【Empowered by Cutting-Edge Technology】
Lossless compression technology: Adopting FLAC/AAC dual compression algorithms, it reduces the file size by 50% while retaining all audio details. Spectrum analysis shows a 99.7% similarity with the original file.

【Scenario-Based Solutions】
Music enthusiasts: Extract lossless quality background music to create personalized playlists.
Creators: Use the vocal separation tool to quickly obtain a cappella materials and perform professional mixing with the Reaper workstation.
Meeting records: Extract pure speech content from noisy meeting environments to easily organize meeting minutes.
Noise elimination: Remove unnecessary noise from audio to make your voice clearer.

【Security and Privacy Protection】
Local processing: All operations are completed on the device without uploading to the cloud, protecting the security of sensitive audio data.

【Subscription Service】

1. Subscription services: Provide continuous weekly, monthly, quarterly, and annual subscription services.
2. Subscription prices: The continuous weekly product is 12 yuan/week, the continuous monthly product is 24 yuan/month, the continuous quarterly product is 58 yuan/quarter, and the continuous annual product is 88 yuan/year.
3. Payment: After the user confirms the purchase and makes the payment, it will be charged to the iTunes account. Apple's iTunes account will deduct the fee within 24 hours before the expiration. After successful deduction, the subscription period will be extended by one subscription period.
4. Cancel renewal: To cancel the subscription, please open the Apple phone "Settings" -> enter "iTunes Store and App Store" -> click "Apple ID" -> select "View Apple ID" -> enter the "Account Settings" page -> click "Subscriptions" -> select "MP3 Conversion Assistant" to cancel the subscription. If the subscription is not turned off at least 24 hours before the end of the subscription period, the subscription will be automatically renewed.

User Agreement: https://docs.qq.com/doc/DRmNvbVFaZm9LVG9t
Privacy Agreement: https://docs.qq.com/doc/DRnhXbWpia3dHV0R5
Subscription Agreement: https://docs.qq.com/doc/DRmx1SmpBb1BHbFZp

## Key features

- 200+ audio/video format conversion
- AI vocal separation
- Lossless video to audio extraction
- Multi-track audio editing
- AI noise reduction
- Local processing for privacy

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Monthly subscription | $4.99 | per month |
| Quarterly subscription | $9.99 | per 3 months |
| Annual subscription | $19.99 | per year |
| Package week | $1.99 | per 7 days |
| Package week | $1.99 | per 7 days |


## Recent user reviews (4 of 4)

All indexed reviews: https://appshunter.io/ios/app/mp3-converter-audiovideo/id6476881748/reviews.md

### 5/5 — 好用

*2025-11-11, version 1.4.6*

方便

### 5/5 — Wow

*2024-10-03*

Nice luv it

### 4/5 — 停止定閱

*2024-09-05, version 1.3.5*

我要停止定閱，請終止，謝謝

### 1/5 — Its a scam!!

*2024-09-04*

I paid $2.50 for a try but turns out the app keep crushing down and get nothing done. Its NO NO NO

## Frequently asked questions about MP3 Converter

### What audio and video formats does MP3 Converter support?

MP3 Converter supports mutual conversion between over 200 audio and video formats, including MP4, FLAC, WAV, AAC, and M4A. It can also parse DRM-encrypted files.

### Can MP3 Converter separate vocals from music?

Yes, MP3 Converter features built-in AI vocal separation technology that can accurately extract vocals and accompaniment from music, useful for cover versions and remixes.

### Does MP3 Converter offer audio editing features?

Yes, it provides professional-grade audio editing, including multi-track mixing, AI noise reduction and enhancement, and dynamic range compression to improve audio clarity and balance.

### Is my audio data safe with MP3 Converter?

MP3 Converter prioritizes security and privacy by performing all operations locally on the device. This means your sensitive audio data is not uploaded to the cloud.

### How fast is the conversion process in MP3 Converter?

Optimized with the M1 chip, conversion speed is increased by 300%. A 200M file can be processed in approximately 2-4 minutes.

### What are the subscription options for MP3 Converter?

MP3 Converter offers weekly, monthly, quarterly, and annual subscription services. Prices range from $1.99/week to $19.99/year, with some plans including free trial periods.

### Does MP3 Converter have ads?

Based on the provided data, MP3 Converter does not contain advertisements. It is a free app with optional in-app purchases for its subscription services.

### What is the age rating for MP3 Converter?

MP3 Converter has an age rating of 4+, making it suitable for a wide range of users.

## Version history (last 5 releases)

### 1.4.8 — 2026-06-03

新增AI大模型自动精准编解码。

### 1.4.7 — 2025-11-18

修改设计引起的不必要麻烦。

### 1.4.6 — 2025-11-06

修复用户反馈闪退问题。

### 1.4.5 — 2025-08-18

紧急修复订阅后无法使用所有功能问题。

### 1.4.4 — 2025-07-16

修复用户反馈闪退问题。

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All apps by 玉良 刘: https://appshunter.io/developer/1726127567

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-16.*