Investigation at a glance
Add a cause
One cause per row, on one bone of the fishFilters
Applied to every screen, the report and the CSVCause register
No causes recorded yet. Add one on the left, or load the sample analysis from the Settings tab.
Headline figures
Causes per bone
The fishbone profile — where the team thinks the problem livesTop causes by priority score
Likelihood × evidence — where to spend the next hour of investigationCauses by status
Is the brainstorm turning into an investigation?Bone balance per problem
How evenly each fishbone has been exploredThe diagram, bone by bone
The printable fishbone in list form — each problem, each bone, highest priority firstConfirmed root causes and actions
What the investigation has actually established, and what is being done about itSettings
Currency, dates and the rules this tool appliesReport header
Appears on the printed reportYour data
Stays on this computerRecords and settings are stored in this browser only. Use Export .json for a backup you can archive or move to another machine, and Import .json to restore it. Reset asks twice, then erases everything.