NewKudu 3.9.0 is out. See what’s new

Make your computer  feel new again. 

Kudu clears out junk, tightens your privacy, and keeps your apps up to date across 25+ tools for Windows, macOS, and Linux. Free and open source. No ads, no bundled software, no nagging.

Download for freeWatch over it with Cloud

Free forever · No account needed · Windows 10/11, macOS 12+, Linux

downloads
4.5M+
downloads
GitHub stars
4K
GitHub stars
languages
30
languages
open source
MIT
open source
Kudu home screen asking what would make your PC feel better, with shortcuts for more space, speed, and peace of mind

Space recovered

0.0 GB

Browser caches · temp files · shader caches

System health

0 / 100

Privacy Shield

  • Advertising ID off
  • Copilot & Recall off
  • Telemetry minimised

Software updates

7 apps brought up to date

+2

Cleaner coverage

168 apps. 15 browsers. Even your AI tools.

Kudu knows where apps hide their caches, logs, and crash dumps, from browsers and game launchers to Claude, Cursor, and Docker. Rules are plain JSON that anyone can review or contribute to.

Google ChromeClaudeSteamMicrosoft EdgeDiscordCursorFirefoxNVIDIA Shader CacheVS CodeSpotifyBraveChatGPTEpic GamesDockerSlackArcCodexBattle.net
SafariGitHub CopilotMinecraftJetBrains IDEsMicrosoft TeamsOpera GXWindsurfRiot GamesHomebrewZoomVivaldiXbox AppCargo / RustAdobe Creative CloudZen BrowserRobloxGradleWhatsApp
BrowsersAI toolsGaming & GPUDeveloper cachesEveryday appsBrowse every cleaner →
See it in action

Deep cleaning, live monitoring, and real privacy controls.

Every tool shows you what it found and what it will change before anything happens. Here are a few favourites.

System Cleaner

System Cleaner

Clear caches, logs, crash dumps, and leftovers from 168 apps and 15 browsers. Preview every item, protect folders with exclusions, and get a receipt of exactly what was removed.

Performance Monitor

Performance Monitor

Real-time CPU, memory, disk, and network monitoring with per-process resource tracking and S.M.A.R.T. disk health analysis.

Security Hardening

Security Hardening

Review 57 Windows and 33 macOS privacy settings, from advertising IDs to Copilot, Recall, and Apple Intelligence. Every change is reversible. A multi-engine malware scanner checks YARA rules, heuristics, and persistence points.

Software Updater

Software Updater

Find outdated apps and update them in bulk through winget, Homebrew, apt, dnf, or pacman. On Windows, Kudu also keeps drivers current and lets you hide updates you don't want.

Game Mode

Game Mode

One-click Windows gaming optimizer. Apply up to 18 performance tweaks instantly — free system resources, close background apps, and reduce network latency. Fully reversed when you're done.

Scheduler

Scheduler

Schedule cleanup and update tasks with conditions for when they may run. Configure your routine once and your system stays maintained without you thinking about it.

25+ tools, one free app

Replace a drawer full of utilities.

Cleaning, privacy, performance, updates, and storage in one native-feeling app. Kudu shows you what it will change before it changes it.

Clean up

Reclaim gigabytes without breaking anything.

  • System Cleaner

    Preview, exclude, then clean with a receipt

    Win · Mac · Linux

  • Privacy TracesNew

    Shell history and OS activity traces

    Win · Mac · Linux

  • Program Uninstaller

    Removes leftovers, protects shared parts

    Win · Mac · Linux

  • Network Cleanup

    DNS cache and stale Wi-Fi profiles

    Win · Mac · Linux

  • Registry Cleaner

    Backed up first, restorable later

    Windows

  • Debloater

    112 known OEM and AppX packages

    Windows

  • Context Menu Cleaner

    Tidy right-click clutter

    Windows

Protect

Lock down privacy in one pass.

  • Privacy Shield

    57 Windows and 33 macOS settings, reversible

    Win · Mac · Linux

  • Malware Scanner

    YARA, heuristics, persistence checks

    Win · Mac · Linux

  • Firewall Audit

    Find broad, orphaned, unsigned rules

    Windows

  • Breach & threat alerts

    With Kudu Cloud

    Cloud

Speed up

Find what is slowing you down.

  • Performance Monitor

    Live CPU, RAM, disk, network, S.M.A.R.T.

    Win · Mac · Linux

  • Startup Manager

    Impact-ranked boot items

    Win · Mac · Linux

  • Services Manager

    Safety guidance for ~70 services

    Win · Mac · Linux

  • Game Mode

    18 tweaks, all restored when you stop

    Windows

  • AI Diagnostics

    Record a slowdown, get an analysis

    Cloud

Stay current

Update everything from one list.

  • Software Updater

    winget, Homebrew, apt, dnf, pacman

    Win · Mac · Linux

  • Driver Updates

    Update, ignore, and clean old packages

    Windows

  • Windows Repair

    SFC, DISM, and WinRE checks

    Windows

Storage

See exactly where space went.

  • Disk Analyzer

    Interactive treemap and file types

    Win · Mac · Linux

  • Duplicate Finder

    Always keeps one copy

    Win · Mac · Linux

  • Large Files & Empty Folders

    Hunt down the heavy stuff

    Win · Mac · Linux

  • File Shredder

    Overwrite before delete

    Win · Mac · Linux

  • Storage History

    Snapshots that show growth over time

    Win · Mac · Linux

Automate & recover

Set it once. Undo when you need to.

  • Scheduler

    Idle, on AC power, in a window, or not while gaming

    Win · Mac · Linux

  • Recovery Centre

    Restore supported settings and registry backups

    Windows

  • Cleanup Receipts

    What was removed, skipped, or failed

    Win · Mac · Linux

  • Command line

    JSON output, exit codes, Prometheus metrics

    Win · Mac · Linux

New since Kudu 3.0

A clearer picture of your PC.

Start with a simple home view, or switch to Advanced for more detail. Then follow changes from the first scan to the final result.

Know what happened

Cleanup Receipts

See what was selected, removed, skipped, or failed after a cleanup, with a clear record of the result.

Cleanup Receipts in dark mode, sample data
See where space goes

Storage History

Track folder growth over time, compare snapshots, and catch storage changes before your drive fills up.

Storage History in dark mode, sample data
Changes you can review

Recovery Centre

Find supported recovery records in one place, inspect what changed, and restore eligible settings when you need to.

Recovery Centre in dark mode, sample data
Kudu Cloud Pro

Performance Diagnostics

Record a slow moment, inspect the timeline, and request an AI analysis to help investigate what happened.

Performance Diagnostics in dark mode, sample data

Kudu 3.0 screenshots · Dark theme · Illustrative sample data

Explore all desktop features →

Private by design

Your computer. Your data. Your call.

Runs on your machine
Scans and cleanups happen locally. Nothing leaves your computer unless you choose to link Kudu Cloud.
Open source, MIT licensed
Every line is public on GitHub. Cleaner rules are readable JSON, not a black box.
Scanned before it ships
Each release links its VirusTotal results in the release notes, so you can check before you install.
Review first, undo later
Preview every cleanup, keep exclusions, and restore supported settings from the Recovery Centre.

Built for power users, too

Script it with --json, schedule it with cron, or scrape it with Prometheus. Illustrative output.

$winget install AdventDevelopmentInc.Kudu

Kudu Cloud · optional

Peace of mind for every computer you care about.

Link Kudu to Cloud and it keeps watching after you close the app. Start with one PC for $5 a month.

Know the moment something’s wrong
Antivirus off, firewall down, a failing drive, or a full disk. You get an email.
Spot breaches and risky apps
Breach checks for your email, plus vulnerable-app and threat alerts on Pro.
Fix it from anywhere
Clean up, update apps, or run a scan on any linked PC from your browser.
Look after family PCs
Set up your parents’ computer once, then keep an eye on it from home.
Explore Kudu Cloud See pricing

Firewall was turned off

Mum’s laptop · Windows 11

Kudu Cloud

Disk almost full · 4 GB left

Work laptop · C:

Kudu Cloud

Antivirus signatures are out of date

Dad’s desktop · Defender

Kudu Cloud

Connection to a known botnet serverPro

Gaming PC · threat monitoring

Kudu Cloud

Example alerts · sample devices

Press reviews

Trusted by the tech press.

Reviewers across the web have put Kudu through its paces. Here's what they found.

“Kudu is a modern take on system maintenance. The program goes very in-depth when it comes to cleanup and system maintenance tasks, as evidenced by its well-rounded toolset. Despite the many options at your disposal, Kudu is not at all confusing to work with, making it a viable choice even for a less knowledgeable user.”

SoftpediaSoftpedia

“Kudu will help boost your system's performance and enhance security, reclaim valuable disk space by pinpointing and eliminating unnecessary files.”

MajorGeeksMajorGeeks

“After testing Kudu across two Windows 11 machines over several days, we found it to be one of the most trustworthy free maintenance tools available in 2026.”

Techno360Techno360

“Kudu makes a very strong impression. The interface is clean, the tools are numerous and well thought out, the privacy policy is transparent, and the business model is sound. On paper, it's exactly what many users have been looking for as an alternative to CCleaner.”

JustGeekJustGeek
Sponsors

Backed by friends of open source.

Kudu is free and open source. Our sponsors help keep development moving and the desktop app free for everyone.

Compare featuresKuduCCleanerAvast Cleanup
Pricing & Licensing
PriceFree$29.95/yr$39.99/yr
Open source
No ads or bundled software
Platform Support
Windows
macOS
Linux
Features
System cleaner
Browser cleaner
Registry cleaner
Malware scanner
Startup manager
Debloater
Driver manager
Privacy shield
Game mode (gaming optimizer)
Task scheduler
CLI mode
Remote monitoring & alertsOptional
Pricing & Licensing
PriceFree
Open source
No ads or bundled software
Platform Support
Windows
macOS
Linux
Features
System cleaner
Browser cleaner
Registry cleaner
Malware scanner
Startup manager
Debloater
Driver manager
Privacy shield
Game mode (gaming optimizer)
Task scheduler
CLI mode
Remote monitoring & alertsOptional
Pricing & Licensing
Price$29.95/yr
Open source
No ads or bundled software
Platform Support
Windows
macOS
Linux
Features
System cleaner
Browser cleaner
Registry cleaner
Malware scanner
Startup manager
Debloater
Driver manager
Privacy shield
Game mode (gaming optimizer)
Task scheduler
CLI mode
Remote monitoring & alerts
Pricing & Licensing
Price$39.99/yr
Open source
No ads or bundled software
Platform Support
Windows
macOS
Linux
Features
System cleaner
Browser cleaner
Registry cleaner
Malware scanner
Startup manager
Debloater
Driver manager
Privacy shield
Game mode (gaming optimizer)
Task scheduler
CLI mode
Remote monitoring & alerts

Frequently asked questions

Give your computer a fresh start.

Download Kudu free for Windows, macOS, or Linux. No account, no ads, no catch.

Download for freeView on GitHub