Qalculator is an application for QA mesurement based in ISO 2859 and equivalent standards: ANSI / ASQC Z1.4 / MIL-STD-105E / BS 6001 / DIN 40080 / NFX 06-022.

With this tool you can:
-Calculate the number of pieces in a lot to be tested.
-Determine the number of packages in a lot to be sampled.
-Determine the number of pieces to be sampled for each package.
-Determine the max number of defect allowed in a lot.
-Create a defect catalog in a database inside this application based in your QA standarts to be consulted from the app.
-Check referece tables.
-Accept or reject based on the sampling results.