PC cleaning and driver management tool that explains every action before making changes
Fast, private, yours. A workspace ready for any AI.
Stage
Startup
Not given
Founded
2026
Not given
Based in
Not given
US
Pricing model
Freemium
Freemium
Pricing
Free: €0. Pro monthly: €5.99/month. Pro yearly: €34.99/year. Pro lifetime: €74.99 one-time. 7-day free trial available for Pro in-app, no card required.
Koru Local: free. Koru Cloud: $9.99/month for 100 GB storage, always-on sync and backup.
Key features
Cleaning: removes caches, update remnants, and recoverable files with explanation for each item
Driver management from Microsoft's certified catalog with automatic detection
Game booster temporarily frees memory and deprioritizes background processes
Emergency network drivers for offline Windows reinstalls
Ransomware protection with early detection and file isolation
DNS measurement and optimization
System health score from 0-100 based on actual PC measurements
Performance Lab showing hardware status and game installation locations
Portable version requires no installation
Automated scheduled maintenance and autopilot with Pro
Offline-first notes with local database storage
Peer-to-peer sync between devices with end-to-end encryption
AI agents as tabs using MCP (Model Context Protocol)
Local voice input that works offline
Terminal and coding agent tabs beside documents
Multiple profiles for work, school and personal use
Native apps for Windows, macOS and Linux
Markdown import and export with code blocks
What makes it different
Explains every action before making changes with full user control over deletions
All changes are reversible with old drivers retained for rollback
Free version has no time limit, ads, or account requirements
14-day money-back guarantee on Pro purchases
Free and fully open source with code on GitHub under MPL-2.0 license
Works completely offline with no account required
Bring your own AI without vendor lock-in
Local voice input that never sends audio to the cloud
Peer-to-peer sync without a server holding your notes
Rain Cleaner
Koru