FPV PID tuning from your Blackbox logs
Free Blackbox log analyzer with PID and filter tuning recommendations for your FPV drone.
Drop your .BBL file here, or click to browse
.bbl / .bfl — multiple files supported
How do I get my .bbl file? Plug in your FC and click here
Direct USB connection not supported
Use Chrome / Edge on desktop for a direct connection, or import the files manually.
Or manual method via Betaflight Configurator
- Plug your FC in over USB
- Open Betaflight Configurator → Blackbox tab
- Click Initialize Flash / USB Mass Storage
- A BETAFLT drive appears
100% local processing — no data leaves your browser.
Want the full picture of how it works? Read the full guide