Files with zzz extension can be nowadays mostly encountered as securely deleted data by CCleaner tool for PC optimizing.

There are 3 other file types using
the ZZZ file extension!

empty icon.zzz - Black & White game data file

empty icon.zzz - Micro Perfect products sleep mode data

empty icon.zzz - TeslaCrypt ransomware encrypted data

Detailed description

Software that open zzz file

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ZZZ file extension - CCleaner securely erased data

What is zzz file? How to open zzz files?

File type specification:

Various data file type icon Various data file type

File extension zzz is mainly associated with the CCleaner, a tool for Microsoft Windows, OS X (macOS) and Google Android operating systems that allows users to optimize system performance, delete unused data, and securely wipe data.

A .zzz file represents securely deleted data that were erased with CCleaner. Usually found as zzzzzzzz.zzz file.

Updated: July 29, 2021

The default software associated to open zzz file:

CCleaner icon

CCleaner  Multiplatform software

Company or developer:
Piriform Ltd

CCleaner is tool for Windows, macOS  and Android for system optimization, privacy and system cleaning. It removes unused files from your system allowing Windows to run faster and freeing up valuable hard disk space.

Help how to open:

This file type is not meant to be opened, it represents securely deleted data.

How to convert:

You cannot convert this file type to anything else.

List of software applications associated to the .zzz file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open zzz file, edit zzz file, convert zzz file, view zzz file, play zzz file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting zzz files.

Programs that can create zzz file - CCleaner securely erased data

Programs supporting the exension zzz on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about CCleaner for create zzz file action.


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