AC$ File Extension - Open .AC$ files

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Common File Extensions

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.AC$ File Extension

Run a free scan for .AC$ file extension errors.

File Type

AutoCAD Temporary File

Category

Misc Files

Common?

File Description

Temporary file generated by AutoCAD, a 2D/3D drawing and design program; contains information used by various commands, including "UNDO" and "HIDDEN LINES."

AC$ files do not contain any drawing data and only exist when AutoCAD is open; they are automatically deleted when the program is closed.

Program(s) that open ac$ files

Windows

Autodesk AutoCAD