ZXSAV file format description

Many people share .zxsav files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .zxsav file can be edited, converted or printed with. On this page, we try to provide assistance for handling .zxsav files.

1 filename extension(s) found in our database.

.zxsav - They Are Billions Saved Game

The ZXSAV game data files are related to They Are Billions. The ZXSAV file is a They Are Billions Saved Game. They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet.

They Are Billions
Game Data files
- / -
They Are Billions Saved Game related extensions:
Fallout Tactics: Brotherhood of Steel Data
FPS Creator AI Wizard Data File
Humongous Entertainment Game Archive
Rebel Assault 2: The Hidden Empire Data
MechWarrior 2 MercNet Mission Data
Age of Mythology Campaign Data

Naturally, other applications may also use the .zxsav file extension. Even harmful programs can create .zxsav files. Be especially cautious with .zxsav files coming from an unknown source!

Can't open a .zxsav file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .zxsav file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:


Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

IBM SPSS Compressed Statistics

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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DataTypes.net >> ZXSAV file