This calculator helps you determine a profitable bill rate for your freelance services or consulting business. Understanding your costs, desired profit, and the time you spend on non-billable activities is crucial for setting a sustainable and competitive rate.
(What you want to earn per hour)
(e.g., 25% for rent, utilities, software, insurance)
(Vacation, holidays, sick days)
(Admin, marketing, training, client communication outside projects)
(Standard working hours minus PTO and non-billable hours)
.bill-rate-calculator {
font-family: sans-serif;
max-width: 600px;
margin: 20px auto;
padding: 20px;
border: 1px solid #ccc;
border-radius: 8px;
background-color: #f9f9f9;
}
.bill-rate-calculator h2 {
text-align: center;
color: #333;
}
.bill-rate-calculator p {
margin-bottom: 20px;
color: #555;
line-height: 1.5;
}
.calculator-inputs .form-group {
margin-bottom: 15px;
display: flex;
align-items: center;
gap: 10px;
}
.calculator-inputs label {
display: block;
margin-bottom: 5px;
font-weight: bold;
width: 200px; /* Fixed width for labels */
text-align: right;
color: #444;
}
.calculator-inputs input[type="number"] {
padding: 8px;
border: 1px solid #ccc;
border-radius: 4px;
width: 120px;
}
.calculator-inputs span {
font-size: 0.9em;
color: #777;
}
.bill-rate-calculator button {
display: block;
width: 100%;
padding: 10px;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
font-size: 1.1em;
cursor: pointer;
transition: background-color 0.3s ease;
}
.bill-rate-calculator button:hover {
background-color: #0056b3;
}
.calculator-result {
margin-top: 20px;
padding: 15px;
background-color: #e9ecef;
border: 1px solid #ced4da;
border-radius: 4px;
text-align: center;
font-size: 1.2em;
color: #333;
font-weight: bold;
}
function calculateBillRate() {
var hourlyWage = parseFloat(document.getElementById("hourlyWage").value);
var overheadPercentage = parseFloat(document.getElementById("overheadPercentage").value);
var paidTimeOff = parseFloat(document.getElementById("paidTimeOff").value);
var nonBillableHours = parseFloat(document.getElementById("nonBillableHours").value);
var billableHoursPerYear = parseFloat(document.getElementById("billableHoursPerYear").value);
var resultDiv = document.getElementById("result");
resultDiv.innerHTML = ""; // Clear previous results
// Input validation
if (isNaN(hourlyWage) || hourlyWage <= 0 ||
isNaN(overheadPercentage) || overheadPercentage 100 ||
isNaN(paidTimeOff) || paidTimeOff < 0 ||
isNaN(nonBillableHours) || nonBillableHours < 0 ||
isNaN(billableHoursPerYear) || billableHoursPerYear totalHoursInYear) {
resultDiv.innerHTML = "Billable hours per year cannot exceed total working hours in a year.";
return;
}
if (paidTimeOff + nonBillableHours >= totalHoursInYear) {
resultDiv.innerHTML = "Paid time off and non-billable hours combined cannot exceed total working hours in a year.";
return;
}
// Calculate total annual costs including overhead
var totalAnnualCost = (hourlyWage * billableHoursPerYear) * (1 + (overheadPercentage / 100));
// Calculate required bill rate
var billRate = totalAnnualCost / billableHoursPerYear;
// Display the result
resultDiv.innerHTML = "Your calculated Bill Rate is: $" + billRate.toFixed(2) + " per hour";
}