# 格式作坊-格式转换器

> Multi-format converter for video, audio, and images with compression and extraction. (iPhone/iPad app by 何荣 张.)

- Source: https://appshunter.io/ios/app/id6472780051 (this page in markdown: same URL + `.md`)
- Developer: [何荣 张](https://appshunter.io/developer/1717483210)
- Category: Utilities
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 11.0 · 69 MB
- Languages: English, Chinese
- Released: 2023-11-22
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/id6472780051/reviews.md

## What is 格式作坊?

格式作坊有以下主要功能：
【视频格式转换】支持多种视频格式转换。
【音频格式转换】支持多种音频格式转换。
【图片格式转换】支持多种图片格式转换。
【m3u8转MP4】支持m3u8格式视频无损转换为mp4格式视频，转换后分辨率、码率、帧率，清晰度等保持一致；支持网络地址和本机路径地址等直接转换。
【视频压缩】把视频文件大小压缩得更小，支持自由调节压缩值（也就是CRF值）压缩值越大越清晰，文件越大，默认压缩值28压缩后视频文件体积变得更小，清晰度和未压缩前差不多，几乎是无损压缩，多种视频格式全支持。
【音频无损提取】从视频中提取视频里音频直接无损提取为mp3格式文件、操作简单方便，保持原版声音。
【视频旋转】旋转视频方向。
【视频去人声】去除视频里人的声音。
【音频转mp3】支持把WMA、WAV、FLAC、AAC、M4A、OGG等格式的音频转换为MP3文件。
【文件分享】支持转换后的文件一键发送给好友。

## Key features

- Video format conversion
- Audio format conversion
- Image format conversion
- m3u8 to MP4 conversion
- Video compression
- Audio extraction from video
- File sharing


## Frequently asked questions about 格式作坊

### What video formats can 格式作坊 convert?

格式作坊 supports conversion for multiple video formats. Specific details on all supported input and output formats are available within the app's detailed description.

### Can 格式作坊 convert audio files?

Yes, 格式作坊 can convert various audio formats including WMA, WAV, FLAC, AAC, M4A, and OGG into MP3 files. It also supports lossless audio extraction from videos.

### Does 格式作坊 support m3u8 to MP4 conversion?

Yes, 格式作坊 specifically supports lossless conversion of m3u8 video formats to MP4. The conversion maintains resolution, bitrate, frame rate, and clarity.

### How does 格式作坊 handle video compression?

格式作坊 allows you to compress video file sizes, supporting adjustable compression values (CRF). A default CRF of 28 offers near-lossless compression with significantly smaller file sizes.

### Can I extract audio from videos with 格式作坊?

Yes, 格式作坊 offers a simple and convenient feature to extract audio from videos directly into MP3 format, preserving the original sound quality.

### What is the age rating for 格式作坊?

格式作坊 has an age rating of 4+. This indicates it is suitable for children and general audiences.

### How often is 格式作坊 updated?

The latest version of 格式作坊 is 1.0.5, and it was last updated on January 23, 2024. This suggests a relatively active development cycle.

### Is 格式作坊 available on multiple platforms?

Based on the provided data, 格式作坊 is available as a mobile application. Specific platform availability (iOS, Android) is not detailed but implied.

## Version history (last 1 release)

### 1.0.5 — 2024-01-23

修复已知BUG

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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 2026-06-10.*