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Open-source alternatives to CCleaner

CCleaner does 6 jobs: remove junk and temporary files, clear browser history, automatic and scheduled cleaning, disable programs that slow startup, driver Updater, software Updater for installed apps. Most projects replace one or two of them, so pick the job you actually need.

Quick answer

Facts checked 21 Oct 2026

We track 2 open-source alternatives to CCleaner, but none currently has confirmed commercial use, local running and no paid services together. None of the 2 projects we track covers all 6 CCleaner jobs, so most people combine two or more.

Compare BleachBit, Czkawka and Krokiet with CCleaner →Jobs covered, cost, GitHub activity and star growth, side by side.

2 projects

BleachBit

bleachbit/bleachbit

Open-source system cleaner for Windows and Linux that deletes junk files, caches and browser traces and shreds files.

Replaces Remove junk and temporary files + Clear browser history (partly) Not: automatic and scheduled cleaning, disable programs that slow startup, driver Updater, software Updater for installed apps

Use it instead of paying for CCleaner?

Personal use: Confirmed: Yes
For a business: Partial: Partly Commercial use with conditions: Free to use at work; GPL conditions apply if you distribute modified versions

Runs locally: Confirmed: Yes
Commercial use: Partial: Conditions · GPL-3.0-or-later
Paid services: Confirmed: None required
Hardware: Unknown: Unknown
Setup: Confirmed: Easy

Compare 7 of 8 facts sourced · checked today GitHub ↗ View details

Czkawka and Krokiet

qarmin/czkawka

Fast Rust app that finds duplicates, big files, empty folders, temporary files and similar images or videos to free space.

Replaces Remove junk and temporary files (partly) Not: clear browser history, automatic and scheduled cleaning, disable programs that slow startup, driver Updater, software Updater for installed apps

Use it instead of paying for CCleaner?

Personal use: Confirmed: Yes
For a business: Partial: Partly Commercial use with conditions: Free to use at work; GPL conditions apply if you distribute a modified Krokiet app

Runs locally: Confirmed: Yes
Commercial use: Partial: Conditions · MIT AND GPL-3.0-only
Paid services: Confirmed: None required
Hardware: Unknown: Unknown
Setup: Confirmed: Easy

Compare 7 of 8 facts sourced · checked today GitHub ↗ View details

Common questions about CCleaner alternatives

Is there a free, open-source alternative to CCleaner?

Yes. BleachBit and Czkawka and Krokiet are free to download and run on your own computer without paid API keys. Each covers only part of what CCleaner does, so check which job you need.

Can I do remove junk and temporary files locally without a CCleaner subscription?

Yes, with BleachBit (GPL-3.0-or-later) and Czkawka and Krokiet (MIT AND GPL-3.0-only). Check the hardware notes and licence conditions on each page before you start.

Can I do clear browser history locally without a CCleaner subscription?

Yes, with BleachBit (GPL-3.0-or-later). Check the hardware notes and licence conditions on each page before you start.

Which CCleaner alternatives can I use commercially?

With conditions: BleachBit and Czkawka and Krokiet. This is not legal advice; read each licence.

Does any open-source project replace all of CCleaner?

Not as of 2026-10-21. Remove junk and temporary files, clear browser history, automatic and scheduled cleaning, disable programs that slow startup, driver Updater and software Updater for installed apps are covered by different projects.