.revenue-growth-calculator-wrapper {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
max-width: 800px;
margin: 0 auto;
padding: 20px;
background: #fff;
border-radius: 8px;
}
.calc-container {
background: #f8f9fa;
padding: 30px;
border-radius: 8px;
border: 1px solid #e9ecef;
box-shadow: 0 4px 6px rgba(0,0,0,0.05);
margin-bottom: 40px;
}
.calc-title {
text-align: center;
color: #2c3e50;
margin-bottom: 25px;
font-size: 24px;
font-weight: 700;
}
.input-group {
margin-bottom: 20px;
}
.input-group label {
display: block;
margin-bottom: 8px;
font-weight: 600;
color: #495057;
}
.input-wrapper {
position: relative;
display: flex;
align-items: center;
}
.currency-symbol {
position: absolute;
left: 12px;
color: #6c757d;
font-weight: bold;
}
.calc-input {
width: 100%;
padding: 12px 12px 12px 30px;
border: 1px solid #ced4da;
border-radius: 6px;
font-size: 16px;
transition: border-color 0.15s ease-in-out;
}
.calc-input:focus {
border-color: #4dabf7;
outline: none;
box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.25);
}
.calc-btn {
display: block;
width: 100%;
padding: 14px;
background-color: #228be6;
color: white;
border: none;
border-radius: 6px;
font-size: 18px;
font-weight: 600;
cursor: pointer;
transition: background-color 0.2s;
}
.calc-btn:hover {
background-color: #1c7ed6;
}
#calc-results {
margin-top: 25px;
padding: 20px;
border-radius: 6px;
display: none;
}
.result-box {
text-align: center;
}
.result-label {
font-size: 14px;
color: #6c757d;
text-transform: uppercase;
letter-spacing: 1px;
font-weight: 600;
}
.result-value {
font-size: 36px;
font-weight: 800;
margin: 10px 0;
}
.positive-growth {
color: #2eb85c;
background-color: #ebedef;
border: 1px solid #d8dbe0;
}
.negative-growth {
color: #e55353;
background-color: #fce4e4;
border: 1px solid #e55353;
}
.neutral-growth {
color: #495057;
background-color: #e9ecef;
border: 1px solid #ced4da;
}
.result-details {
display: flex;
justify-content: space-between;
margin-top: 20px;
border-top: 1px solid #ccc;
padding-top: 15px;
}
.detail-item {
text-align: center;
width: 48%;
}
.detail-val {
font-weight: 700;
font-size: 18px;
color: #2c3e50;
}
.seo-content {
line-height: 1.6;
color: #333;
}
.seo-content h2 {
margin-top: 30px;
color: #2c3e50;
border-bottom: 2px solid #eee;
padding-bottom: 10px;
}
.seo-content h3 {
margin-top: 25px;
color: #495057;
}
.seo-content ul {
padding-left: 20px;
}
.seo-content li {
margin-bottom: 10px;
}
function calculateRevenueGrowth() {
var startRevInput = document.getElementById("startRevenue");
var endRevInput = document.getElementById("endRevenue");
var resultContainer = document.getElementById("calc-results");
// Get values
var startRev = parseFloat(startRevInput.value);
var endRev = parseFloat(endRevInput.value);
// Validation
if (isNaN(startRev) || isNaN(endRev)) {
alert("Please enter valid revenue amounts in both fields.");
return;
}
if (startRev === 0) {
alert("Starting revenue cannot be zero for growth rate calculation (mathematical undefined/infinity).");
return;
}
// Calculation Logic
var diff = endRev – startRev;
var rate = (diff / startRev) * 100;
// DOM Elements for Output
var growthResultEl = document.getElementById("growthResult");
var revenueDiffEl = document.getElementById("revenueDiff");
var growthStatusEl = document.getElementById("growthStatus");
// Formatting Results
growthResultEl.innerHTML = rate.toFixed(2) + "%";
// Format Currency
var formattedDiff = new Intl.NumberFormat('en-US', {
style: 'currency',
currency: 'USD'
}).format(diff);
// Handle negative display explicitly for clarity
if (diff > 0) {
revenueDiffEl.innerHTML = "+" + formattedDiff;
} else {
revenueDiffEl.innerHTML = formattedDiff;
}
// Styling based on result
resultContainer.className = ""; // Reset classes
resultContainer.style.display = "block";
if (rate > 0) {
resultContainer.classList.add("positive-growth");
growthStatusEl.innerHTML = "Growth";
growthResultEl.style.color = "#2eb85c";
} else if (rate < 0) {
resultContainer.classList.add("negative-growth");
growthStatusEl.innerHTML = "Decline";
growthResultEl.style.color = "#e55353";
} else {
resultContainer.classList.add("neutral-growth");
growthStatusEl.innerHTML = "Stagnant";
growthResultEl.style.color = "#495057";
}
}
How to Calculate Revenue Growth Rate
Understanding your company's trajectory is impossible without accurately calculating your Revenue Growth Rate. This metric serves as a vital pulse check on your business health, indicating whether your sales strategies are gaining traction or if market position is slipping.
This calculator determines the percentage increase (or decrease) in your revenue over a specific period, such as Month-over-Month (MoM), Quarter-over-Quarter (QoQ), or Year-over-Year (YoY).
The Revenue Growth Formula
The calculation relies on two fundamental inputs: the revenue generated in the prior period and the revenue generated in the current period. The mathematical formula used by this tool is:
Growth Rate = ((Current Period Revenue – Prior Period Revenue) / Prior Period Revenue) * 100
Definitions of Inputs
- Starting Revenue (Prior Period): The total gross revenue generated at the beginning of the time frame you are analyzing. For example, if you are calculating growth for 2023, this would be the total revenue from 2022.
- Ending Revenue (Current Period): The total gross revenue generated at the end of the time frame. Continuing the example, this would be the total revenue from 2023.
Interpreting Your Results
Once you calculate your rate, context is key. While positive numbers generally indicate health, the magnitude matters relative to your industry and company stage.
- High Positive Growth (>20% YoY): Often seen in startups or companies launching successful new product lines. While excellent, ensure operations can scale to meet this demand.
- Moderate Growth (5-10% YoY): Typical for mature, established businesses. This indicates stability and steady market expansion.
- Negative Growth (Churn): Indicates a contraction in sales. This requires immediate investigation into customer retention, pricing strategies, or market conditions.
Real-World Calculation Example
Let's say a SaaS company wants to calculate their Quarter-over-Quarter growth.
- Q1 Revenue (Start): $500,000
- Q2 Revenue (End): $650,000
First, find the difference: $650,000 – $500,000 = $150,000.
Next, divide by the starting revenue: $150,000 / $500,000 = 0.30.
Finally, multiply by 100 to get the percentage: 30% Growth Rate.
Why Revenue Growth Rate Matters for SEO and Valuation
Investors and stakeholders look at this metric first. Consistent revenue growth suggests product-market fit and effective marketing channels. For business owners, tracking this monthly helps identify seasonality trends and the immediate impact of new marketing campaigns.