Free tools for the shop floor.
Quick, honest answers to the questions every shop should be able to answer: is this process capable, will this assembly fit, where is the time going, and where should we start? Every tool runs in your browser, so nothing you enter is sent anywhere.
Calculator
Process capability calculator
Paste your measurements and limits. Get Cp, Cpk, Pp and Ppk, the expected defect rate, a histogram and a plain-language verdict, including whether the problem is spread, centring or drift.
Open the calculatorCalculator
OEE calculator
Availability, performance and quality for one machine or cell over a shift, with the minutes lost to each and which loss to attack first.
Open the calculatorCalculator
Tolerance stack-up calculator
Worst-case and RSS ranges for a gap or clearance, a check against your requirement, and which tolerance contributes most.
Open the calculatorSelf-assessment
How stable is your process?
Twelve statements, about three minutes. Score standard work, knowledge risk, measurement and constraint visibility, and get the first three steps to fix your weakest area.
Take the assessmentLet's measure what's really happening.
Send a short note about the problem. We'll reply with whether we can help, and if we can't, who might.