{
    "name": "Click-Through Rate Calculator",
    "url": "https://calculators.geekmidst.com/calculators/click-through-rate-calculator",
    "markdown": "https://calculators.geekmidst.com/calculators/click-through-rate-calculator.md",
    "category": "Marketing analytics",
    "description": "Calculate click-through rate as clicks divided by impressions × 100 for ads, search results or banners, and see impressions per click.",
    "summary": "Click-through rate is the share of impressions that turned into a click: clicks divided by impressions, times 100.",
    "also_called": [
        "CTR calculator"
    ],
    "applies_to": "Worldwide",
    "last_updated": "2026-10-29",
    "computation": "Results are computed in the visitor’s browser on the HTML page. This API describes the calculator; it does not compute results.",
    "inputs": [
        {
            "name": "clicks",
            "label": "Clicks",
            "type": "number",
            "default": "250"
        },
        {
            "name": "impressions",
            "label": "Impressions",
            "type": "number",
            "default": "10000"
        }
    ],
    "outputs": [
        {
            "key": "ctr",
            "label": "Click-through rate",
            "format": "percent"
        },
        {
            "key": "impressions_per_click",
            "label": "Impressions per click",
            "format": "number"
        }
    ],
    "formula": {
        "text": "CTR = Clicks ÷ Impressions × 100",
        "variables": {
            "Clicks": "clicks on the ad or link",
            "Impressions": "times it was shown (the denominator)"
        }
    },
    "worked_example": {
        "inputs": {
            "clicks": "250",
            "impressions": "10000"
        },
        "steps": [
            "CTR = 250 ÷ 10,000 × 100 = 2.5%.",
            "Impressions per click = 10,000 ÷ 250 = 40."
        ],
        "result": "250 clicks from 10,000 impressions is a 2.5% click-through rate, one click every 40 impressions."
    },
    "interpretation": "CTR measures how relevant and appealing the ad or listing is to the people who saw it. Compare it within the same placement and format; search, display and email CTRs are not comparable.",
    "assumptions": [
        "Clicks and impressions come from the same report and date range."
    ],
    "limitations": [
        "Some platforms count all clicks (including on the profile or “more” link), others only link clicks. Use the same definition when comparing."
    ],
    "rules": null,
    "faqs": [
        {
            "question": "Is email click rate the same as CTR?",
            "answer": "Email click rate divides by emails delivered, not impressions. The click-to-open rate divides by unique opens."
        }
    ],
    "sources": [],
    "related": [
        {
            "name": "Cost Per Mille (CPM) Calculator",
            "url": "https://calculators.geekmidst.com/calculators/cost-per-mille-calculator"
        },
        {
            "name": "Google Ads Budget Calculator",
            "url": "https://calculators.geekmidst.com/calculators/google-ads-budget-calculator"
        },
        {
            "name": "Engagement Rate Calculator",
            "url": "https://calculators.geekmidst.com/calculators/engagement-rate-calculator"
        },
        {
            "name": "Percentage Calculator",
            "url": "https://calculators.geekmidst.com/calculators/percentage-calculator"
        }
    ],
    "disclaimer": null,
    "publisher": "GM¹X CalcVerse"
}