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4dots Software

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音频软件

Free Audio Converter 4dots
强大的多语言音频转换器。
支持15种音频格式和10种视频格式。
将MP3转换为FLAC、M4A转换为MP3、AAC转换为MP3,将FLAC转换为MP3、MP4转换为MP3、FLV转换为MP3等等强大的多语言音频转换器。
Simple MP3 Cutter Joiner Editor
剪切、加入、分割、混合、录制和编辑MP3音频文件和其他音频格式。
Free Video To MP3
将视频转换为MP3,从视频剪辑中提取音乐,将MP4转换为MP3,将MP4转换为M4A,将AVI转换为MP3,将WMV转换为MP3 等等
 
Windows Compatible Programs
System Requirements
Windows 10, 8.1, 8, 7, Vista, 2003 and XP. Including both 32-bit and 64-bit versions


 

 

I would like to :

Video

Cut a video clip

Batch Join Videos into one large file. Merge MP4, AVI, MOV, MKV even if they have different format, size or aspect ratios.

Rotate and flip videos to fix them

Audio

Convert Audio Files to different formats

Cut MP3 files or other audio files

Convert MP3 to WAV

Convert FLAC to MP3

Convert WAV to MP3

Convert M4A to MP3

Convert Video to MP3

Convert MP4 to MP3

PDF

Remove PDF Password

Extract Images from PDF documents

Convert PDF documents to JPG Images

Batch edit PDF metadata

Protect PDF documents with a password

Convert PDF to text

Compress and shrink PDF documents

Join PDF documents

Split PDF documents

Delete pages from PDF documents

Extract pages from PDF documents

File Management

Delete Currently Used, Locked, Undeletable, Busy Files

Batch replace text in many Text, Office, PDF files

Clean empty folders to declutter computer

Split or join files

Validate file MD5 or other hashes

Copy full path of file in Windows Explorer with a right mouse click

Copy the contents of text files directly to the clipboard with a right mouse click

System

Launch the command prompt from any folder in Windows Explorer

Execute in Windows Explorer programs with arguments

Disable any key on your keyboard

Webdesign

Batch HTML validate and fix validation errors to improve SEO

Create HTML Imagemaps

Create CSS Sprite Images for SEO purposes

Develop HTML Webpages

Graphics

Compare photos side by side

Resize, convert, edit images in batch mode or directly from Windows Explorer

Create correct color schemes for designs

Desktop

Hide applications from screen with a keystroke

Minimize any application to the windows tray

Other

Organize documents in a tree structure


Most of our software applications are translated into :
English
Deutsch
Français
Español
Português
Italiano
中文
Nederlands
Suomi
Dansk
日本の
Norske
Pусский
Svenskt
Ελληνικά
العربية
český
עברית
Magyar
Íslenska
한국인
Polski
Român
Hrvatski
Slovenských
คนไทย
Türk
Indonesia
Yкраїнець
беларускай
Slovenski
Eestlane
Latvietis
Lietuvis
فارسی
Việt
საქართველოს
हिंदी
Irish
Some of our software use an executable of FFmpeg licensed under the LGPLv2.1 and its source can be downloaded here