For Windows 10 & 11

Solve Windows C drive storage issues

A clean, lightweight C drive cleaner for Windows.
No bloat. No distractions. Just more space.

  • ✓ Open source
  • ✓ No telemetry
  • ✓ Simple one-click setup
Download Free Star on GitHub

Simple, focused, effective

CleanC does one thing exceptionally well—helping you reclaim space on your C drive.

Disk Visualization

See exactly what's using your C drive with clear, interactive breakdowns of your storage.

Smart Suggestions

Get safe, usage-based cleanup recommendations tailored to your system.

One-click Clean

Clear caches, temp files, and logs instantly. Nothing more, nothing less.

Why CleanC

Built for users who value simplicity over feature bloat.

  • No antivirus — We don't scan for threats. Others do that better.
  • No background services — Runs only when you launch it.
  • No ads — No upsells, no premium features hidden away.
  • No bundled software — No toolbars, no sponsored apps.
  • Never touches personal files — Your documents, photos, and data are off-limits.

Your files are safe

CleanC is designed with transparency and user control at its core.

Safe by design

Cleans only cache files, temporary files, and system logs. Nothing else.

Fully transparent

See exactly what will be deleted before confirming. No hidden actions.

User-controlled

You decide what gets cleaned. Every action requires your approval.