Gauge Calibration & Measurement Tools

Free professional tools for calibration tracking, measurement system analysis, and ISO 17025 compliance. No software to install, no account required.

Track calibration due dates, generate certificates, run Gauge R&R studies, and analyze measurement uncertainty -- all in your browser.

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Two ways to get started instantly

Import Your Gauges

Paste your gauge list from Excel, CSV, or email. AI extracts and organizes everything.

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Free account -- 30 seconds to sign up

Ask QC-Coach

Not sure where to start? Describe your quality challenge and get a personalized recommendation.

AI Gauge Import

Paste gauge data from any source. AI extracts names, serial numbers, cal dates, and builds your list.

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Gauge List

Create and manage your gauge inventory with calibration status, due dates, and share links.

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Calibration Schedule

Dashboard showing overdue, due soon, and on-schedule gauges. Prevent missed calibrations.

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Calibration Certificate

Generate professional calibration certificates with as-found/as-left readings and PDF export.

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Stability Tracker

XmR control charts to detect gauge drift between calibrations using check-standard readings.

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Gauge R&R Study

Evaluate measurement system reliability with ANOVA-based repeatability and reproducibility analysis.

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Gauge Capability

Determine if your gauge has sufficient precision and resolution for the part tolerance it measures.

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Measurement Uncertainty

Calculate expanded measurement uncertainty per GUM with Type A and Type B source budgets.

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Professional Gauge Tools, Completely Free

Built for calibration labs, quality engineers, and manufacturing teams who need reliable gauge management without expensive software.

Built for teams working with ISO 17025, IATF 16949, ISO 10012, FDA 21 CFR Part 211, and GMP standards

No Account Required

Start using any tool immediately. Create an account later to save your work and unlock more features.

PDF Reports & Certificates

Generate professional PDF reports for every tool. Share results with auditors and clients.

ISO 17025 Ready

Calibration certificates, uncertainty budgets, and GRR studies aligned with international standards.

AI Coaching

Get plain-language explanations of your results from the QC-Coach AI assistant.

Who Is This For?

Calibration Lab Manager

Track every gauge, schedule calibrations, and generate ISO 17025-ready certificates.

Quality Engineer (Automotive)

Run Gauge R&R and capability studies to satisfy IATF 16949 MSA requirements.

Metrologist

Calculate measurement uncertainty and monitor gauge stability with XmR charts.

Quality Consultant

Generate professional PDF reports for your clients in minutes.

Questions or Suggestions?

We'd love to hear from you. Tell us what tools you need or how we can improve.