Open 021 file

The most commonly used .021 file type: Part 21 of a multi-volume archive: Split or Compressed file

What is 021 file? Understanding and opening 021 files

021 file icon Are you facing difficulties opening 021 files on your computer, or wondering exactly what 021 file is?
We've got the best software solutions for opening 021 files effortlessly.

.021 file type #1: Part 21 of a multi-volume archive: Split or Compressed file

A 021 file extension is related to split file or compressed file from a multi-volume archive (part 21).

Further details

The 021 file extension is generally associated with split files. A part of larger file split using splitter software, such us HJSplit, WellTek 001 File Joiner & Splitter, SplitJoin or File Managers, such as Total Commander. It is also associated with several archivers or compression tools, which are using, or did use in the past, the 021 file extension for its multi-volume files or archives, such as Winrar (see part21.rar) or 7-Zip (see 7z.021).

In case of split files, you will need to merge them first with the use of the splitting/joining software tool, before you can open or work with them. If the files are compressed multi-volume archives, you will have to extract the first one and it will automatically continue to extract all the parts. In either case, you will need ALL the parts to access the original content.

Open 021 file with:

7-zip icon

7-zip

Popular open source file archiver with a high compression ratio

HJSplit icon

HJSplit

A freeware file-splitting software

Split File Shell Extension

A file spliting utility

Total Commander icon

Total Commander

Highly popular file manager for Windows

.021 file type #2: Winfunktion Mathematic v8.0 Julia fractal: File format for Julia fractals in Winfunktion Mathematic version 8.0

A 021 file extension is related to the Winfunktion Mathematic and used for its Julia fractal files.

Further details

The 021 file extension is associated with Winfunktion Mathematik v8.0. An old german math program released in 1998.

The 021 files are used for julia set mathematic fractals. The current and latest version of Winfunktion Mathematik is 22. There are no information available if the 021 files are still used in the newest versions for julia set fractals.

Open 021 file with:

Winfunktion Mathematik Plus

A German math software

What file extension actually is?

Simply put, file extensions are the characters after the dot in the computer file name, so for example document-name.pdf has file extension „pdf“. This helps Windows to identify which program should be used to open the file.

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