About the tools
Contact & Calculator Corrections
Report a calculation issue, suggest an improvement, or ask a question about Shift Ledger tools.
Contact the maintainer
For a calculation issue, include the tool name, a nonpersonal example of the inputs, the result you received, and the result you expected. Do not send employee names, private schedules, payroll files, passwords, or account information.
The email link opens your own email application. Your email provider handles sending and storage; this website has no contact-form backend.
Corrections
Reproducible errors should be checked against the documented formula and regression tests. Material corrections should update the relevant explanation and review date. See methodology for current limitations.