100% Ad-Free • Zero Bloat • Minimal Footprint

Keep Your Windows
Running Like New

Bitwar Cleaner 是一款專業級系統優化器,旨在深度清理 Windows、消除重複檔案、安全遷移大型資料夾以及恢復 PC 的最佳效能。

開始免費試用

Supports Windows 11 / 10 / 8 / 7 (32-bit & 64-bit)

Interactive Product Tour

Intuitive Desktop Interface, Effortless Control

Bitwar Cleaner Screenshot
Full-Spectrum Features

5 Core Modules for Peak Performance

Smart C Drive Cleanup

Deep-clean application leftovers, system cache, crash dumps, and temporary files. Free up valuable disk space safely with one click.

Duplicate File Finder

Scan folders or entire drives using MD5 byte-level hash comparison. Find and remove duplicate files, images, videos, and archives instantly.

Privacy Guard

Erase recent search histories, document traces, offline cookies, and browser cache. Keep your digital footprint secure and private.

Large Folder Migrator

Safely move system folders like Desktop, Downloads, and Documents from C: to D: without breaking shortcuts or paths.

System Optimizer

Disable unnecessary startup apps, turn off heavy background services, and clean up bloated context menus to reduce system overhead.

Hardware Monitor

Monitor CPU and RAM usage in real-time to prevent system slowdowns and manage resource spikes.

Help & Support

Frequently Asked Questions

This is usually caused by background startup programs and heavy services consuming CPU and memory. You can fix this using the PC Optimizer, which disables unnecessary startup items and reduces system load.
Windows keeps hidden junk like cache, update leftovers, and system temp files. The PC Cleaner scans and removes these safely to instantly free up space.
大檔案通常分散或重複在資料夾中。重複查找器可協助使用深度掃描偵測相同的文件,以便您可以安全地回收儲存空間。
是的。資料夾遷移器可讓您將桌面、下載和文件從 C: 移至其他驅動器,同時保持系統路徑完整。