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Process Capability
Calculate Cp, Cpk, Pp and Ppk using measurements and specification limits.
Open calculator →QUALITY ENGINEERING, SIMPLIFIED
Make better decisions with your process data.
Analyze process capability, visualize statistical control, and export quality reports in your browser.
Start capability study →Analysis workspace
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SPC Control Charts
Plot Individuals and Moving Range charts with calculated control limits.
Analyze data →▤
Excel & PDF
Import numeric measurements from Excel and export analysis summaries to PDF.
Read methodology →Demo dataset snapshot
Illustrative values only, not live production data.
Measurements—
Cpk—
Ppk—
Available tools2
All measurements are processed in your browser. Third-party libraries load from public CDNs and require an internet connection.