IATF 16949-compliant CPK/Ppk analysis in seconds. Built by a quality engineer, for quality engineers. No cloud, no subscription — just results.
AIAG-compliant statistical engine with full IATF 16949 support. Verified across 56 test cases with zero discrepancies.
Within-group sigma via R̄/d2 or S̄/c4, overall sigma, Taguchi Cpm with target value. Full AIAG constants for n=2…25.
Shapiro-Wilk and Anderson-Darling tests with three-level verdict: normal, inconclusive, or not normal. Auto-warning for n>5000.
Histogram with fitted normal curve, Q-Q plot (Hazen method), and Shewhart control chart with UCL/LCL/UWL/LWL boundaries.
Parts Per Million defect rate, Z-scores upper/lower, Sigma Level with 1.5σ shift. Instant quality evaluation at a glance.
Full support for USL-only or LSL-only specifications. Automatic index selection and proper handling of one-sided tolerances.
Export publication-ready reports with all indices, charts, and OEM verdict. Analysis history stored locally in SQLite.
Select the OEM profile and get instant pass/fail verdicts based on their specific requirements, including safety-critical thresholds.
Start free with the CPK Analyzer. Upgrade to the Automotive Management System as your needs grow.
Full-featured capability analysis. No limits, no trial, no account required.
Complete quality toolkit for automotive suppliers and Tier 1 manufacturers.
Full suite for multi-user teams. 5 seats included, SPC dashboard, audit manager.
Download ProbForge CPK Analyzer — free, offline, and compliant with IATF 16949. No account needed.
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