Free tools

The math, before you sign.

Each tool runs the same code CertifiedHours uses on real payrolls. No account, no email. Use them on your own spreadsheet, or let the app run them on every line.

• Overtime calculatorEnter the basic rate, the fringe rate, and the week's hours. Get the overtime rate the regulation requires, fringe on all hours, and the gross for column 7A, next to the number the common mistake produces.
• Fringe credit calculatorTurn monthly or annual plan contributions into the hourly credit Davis-Bacon allows, with annualization applied, and see the cash you still owe per hour against the wage determination.
• Apprentice wage calculatorEnter the journeyworker rate, the apprentice's program percentage, and how the program handles fringe. Get the hourly rate, the fringe, and the weekly gross for the WH-347.
• Coverage checkAnswer 5 questions about the funding, the contract amount, and the work. Get a plain answer on whether Davis-Bacon, the Related Acts, CWHSSA overtime, or state law applies, and what you have to file.
• Annotated WH-347A working replica of Form WH-347 Rev. January 2025 with a filled sample week. Hover or tap any box for what goes there, the rule behind it, and the mistake reviewers see most.