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.

• Fillable WH-347Type the week's hours and rates. Overtime, fringe, deductions and net pay are worked out for you, and you download both pages of the WH-347, ready to sign. No account.
• Overtime calculatorFree Davis-Bacon overtime calculator: enter the basic rate, fringe, and daily hours for the 1.5x rate, fringe on every hour, and the gross for WH-347 column 7A.
• Fringe credit calculatorTurn monthly or annual health and pension contributions into the hourly fringe credit Davis-Bacon allows, annualized, and see the cash fringe you still owe.
• Apprentice wage calculatorFree apprentice wage calculator for Davis-Bacon jobs: enter the journeyworker rate and program percentage for the hourly rate, the fringe, and the weekly gross.
• 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-347An annotated copy of Form WH-347 (Rev. January 2025) with a filled sample week. Tap any box for what goes there, the rule behind it, and the common mistake.