{"id":6862,"date":"2026-04-06T12:41:29","date_gmt":"2026-04-06T12:41:29","guid":{"rendered":"https:\/\/webinarninja.com\/blog\/?p=6862"},"modified":"2026-04-06T12:41:31","modified_gmt":"2026-04-06T12:41:31","slug":"calculator-roi","status":"publish","type":"post","link":"https:\/\/webinarninja.com\/blog\/calculator-roi\/","title":{"rendered":"Calculator ROI"},"content":{"rendered":"<!-- WebinarNinja ROI Calculator | Paste into WordPress Custom HTML block -->\r\n<style>\r\n#wnroi-calc,#wnroi-calc *{box-sizing:border-box;}\r\n#wnroi-calc table{border-collapse:collapse;width:100%;}\r\n#wnroi-calc td{padding:0;vertical-align:top;}\r\n#wnroi-calc input[type=range]{-webkit-appearance:none;appearance:none;height:5px;background:#d1d5db;border-radius:4px;outline:none;border:0 !important;padding:0 !important;margin:0 !important;cursor:pointer;display:block;width:100%;}\r\n#wnroi-calc input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:#1870d5;border:2px solid #fff !important;box-shadow:0 1px 4px rgba(0,0,0,.25);cursor:pointer;}\r\n#wnroi-calc input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#1870d5;border:2px solid #fff !important;cursor:pointer;}\r\n#wnroi-calc input[type=number]{-moz-appearance:textfield !important;}\r\n#wnroi-calc input[type=number]::-webkit-outer-spin-button,\r\n#wnroi-calc input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none !important;margin:0 !important;}\r\n<\/style>\r\n\r\n<div id=\"wnroi-calc\" style=\"font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif !important;font-size:15px;color:#2d2d2d;max-width:880px;width:100%;margin:32px auto;background:#f7f8fa;border-radius:10px;overflow:hidden;box-shadow:0 6px 32px rgba(30,40,50,.12);\">\r\n\r\n  <!-- HEADER -->\r\n  <div style=\"background:#EBF6F9;padding:26px 30px 22px;\">\r\n    <div style=\"font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#1870d5;background:rgba(24,112,213,.12);padding:3px 11px;border-radius:20px;display:inline-block;margin-bottom:10px;line-height:1.8;\">\u24d8 Free Calculator<\/div>\r\n    <div style=\"font-size:22px;font-weight:800;color:#1e2832;line-height:1.3;margin-bottom:5px;\">Webinar ROI Calculator<\/div>\r\n    <div style=\"font-size:13px;color:#4a5568;\">Estimate your webinar return \u2014 lead generation, course sales, product demos &amp; more.<\/div>\r\n  <\/div>\r\n\r\n  <!-- TABS \u2014 every style inline to beat WP theme overrides -->\r\n  <div style=\"background:#fff;padding:12px 18px;border-bottom:1px solid #e5e7eb;line-height:2;\">\r\n    <button onclick=\"wnRC(this,300,40,4,800,99,150,6,75,4)\" style=\"display:inline-block !important;font-family:inherit;font-size:12px;font-weight:600;padding:5px 13px;border-radius:20px;border:1.5px solid #1870d5 !important;background:#eef4fd !important;color:#1460b8 !important;cursor:pointer;white-space:nowrap;margin:2px;line-height:1.6;text-decoration:none;vertical-align:middle;\">\ud83c\udfaf Lead Generation<\/button>\r\n    <button onclick=\"wnRC(this,200,45,8,297,99,80,12,60,2)\"   style=\"display:inline-block !important;font-family:inherit;font-size:12px;font-weight:600;padding:5px 13px;border-radius:20px;border:1.5px solid #d1d5db !important;background:#fff !important;color:#4a5568 !important;cursor:pointer;white-space:nowrap;margin:2px;line-height:1.6;text-decoration:none;vertical-align:middle;\">\ud83c\udf93 Course \/ Training<\/button>\r\n    <button onclick=\"wnRC(this,150,50,15,1200,99,200,5,90,6)\" style=\"display:inline-block !important;font-family:inherit;font-size:12px;font-weight:600;padding:5px 13px;border-radius:20px;border:1.5px solid #d1d5db !important;background:#fff !important;color:#4a5568 !important;cursor:pointer;white-space:nowrap;margin:2px;line-height:1.6;text-decoration:none;vertical-align:middle;\">\ud83d\udcbb Product Demo<\/button>\r\n    <button onclick=\"wnRC(this,100,55,10,2000,99,50,4,150,2)\" style=\"display:inline-block !important;font-family:inherit;font-size:12px;font-weight:600;padding:5px 13px;border-radius:20px;border:1.5px solid #d1d5db !important;background:#fff !important;color:#4a5568 !important;cursor:pointer;white-space:nowrap;margin:2px;line-height:1.6;text-decoration:none;vertical-align:middle;\">\ud83e\udd1d Coaching \/ Consulting<\/button>\r\n    <button onclick=\"wnRC(this,500,30,3,197,99,200,15,75,12)\" style=\"display:inline-block !important;font-family:inherit;font-size:12px;font-weight:600;padding:5px 13px;border-radius:20px;border:1.5px solid #d1d5db !important;background:#fff !important;color:#4a5568 !important;cursor:pointer;white-space:nowrap;margin:2px;line-height:1.6;text-decoration:none;vertical-align:middle;\">\u26a1 Automated Webinar<\/button>\r\n  <\/div>\r\n\r\n  <!-- 2-COLUMN TABLE -->\r\n  <table cellpadding=\"0\" cellspacing=\"0\" style=\"width:100%;border-collapse:collapse;\">\r\n  <tr>\r\n\r\n  <!-- \u2550\u2550\u2550 LEFT: INPUTS \u2550\u2550\u2550 -->\r\n  <td style=\"width:50%;padding:22px 26px;background:#fff;border-right:1px solid #e5e7eb;vertical-align:top;\">\r\n\r\n    <div style=\"font-size:9px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#9ca3af;border-bottom:1px solid #e5e7eb;padding-bottom:7px;margin-bottom:14px;\">Webinar Setup<\/div>\r\n\r\n    <div style=\"font-size:11px;font-weight:700;color:#1e2832;margin-bottom:5px;\">Expected Registrants<\/div>\r\n    <div style=\"display:flex;border:1.5px solid #d1d5db;border-radius:6px;overflow:hidden;margin-bottom:14px;background:#fff;\">\r\n      <span style=\"padding:0 10px;background:#f3f4f6;border-right:1.5px solid #d1d5db;font-size:13px;font-weight:600;color:#6b7280;display:flex;align-items:center;flex-shrink:0;\">#<\/span>\r\n      <input type=\"number\" data-wnroi=\"reg\" value=\"200\" min=\"1\" max=\"99999\"\r\n        oninput=\"wnCalc(this)\" onchange=\"wnCalc(this)\"\r\n        style=\"width:100%;padding:8px 10px;font-size:13px;color:#1e2832;border:0 !important;outline:0 !important;background:transparent;font-family:inherit;box-shadow:none !important;border-radius:0 !important;\">\r\n    <\/div>\r\n\r\n    <div style=\"font-size:11px;font-weight:700;color:#1e2832;margin-bottom:6px;\">Attendance Rate<\/div>\r\n    <div style=\"display:flex;align-items:center;gap:10px;margin-bottom:14px;\">\r\n      <input type=\"range\" data-wnroi=\"sr\" min=\"10\" max=\"80\" value=\"40\" step=\"1\" style=\"flex:1;\"\r\n        oninput=\"wnSL(this,'wnROI_srv','%');wnCalc(this)\"\r\n        onchange=\"wnSL(this,'wnROI_srv','%');wnCalc(this)\">\r\n      <span id=\"wnROI_srv\" style=\"min-width:38px;text-align:right;font-size:13px;font-weight:700;color:#1870d5;flex-shrink:0;\">40%<\/span>\r\n    <\/div>\r\n\r\n    <div style=\"font-size:11px;font-weight:700;color:#1e2832;margin-bottom:6px;\">Conversion Rate<\/div>\r\n    <div style=\"display:flex;align-items:center;gap:10px;margin-bottom:14px;\">\r\n      <input type=\"range\" data-wnroi=\"cr\" min=\"1\" max=\"30\" value=\"5\" step=\"1\" style=\"flex:1;\"\r\n        oninput=\"wnSL(this,'wnROI_crv','%');wnCalc(this)\"\r\n        onchange=\"wnSL(this,'wnROI_crv','%');wnCalc(this)\">\r\n      <span id=\"wnROI_crv\" style=\"min-width:38px;text-align:right;font-size:13px;font-weight:700;color:#1870d5;flex-shrink:0;\">5%<\/span>\r\n    <\/div>\r\n\r\n    <div style=\"font-size:11px;font-weight:700;color:#1e2832;margin-bottom:5px;\">Average Deal \/ Sale Value<\/div>\r\n    <div style=\"display:flex;border:1.5px solid #d1d5db;border-radius:6px;overflow:hidden;margin-bottom:14px;background:#fff;\">\r\n      <span style=\"padding:0 10px;background:#f3f4f6;border-right:1.5px solid #d1d5db;font-size:13px;font-weight:600;color:#6b7280;display:flex;align-items:center;flex-shrink:0;\">$<\/span>\r\n      <input type=\"number\" data-wnroi=\"dv\" value=\"500\" min=\"1\" max=\"99999\"\r\n        oninput=\"wnCalc(this)\" onchange=\"wnCalc(this)\"\r\n        style=\"width:100%;padding:8px 10px;font-size:13px;color:#1e2832;border:0 !important;outline:0 !important;background:transparent;font-family:inherit;box-shadow:none !important;border-radius:0 !important;\">\r\n    <\/div>\r\n\r\n    <div style=\"height:1px;background:#e5e7eb;margin:4px 0 14px;\"><\/div>\r\n    <div style=\"font-size:9px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#9ca3af;border-bottom:1px solid #e5e7eb;padding-bottom:7px;margin-bottom:14px;\">Your Costs<\/div>\r\n\r\n    <div style=\"font-size:11px;font-weight:700;color:#1e2832;margin-bottom:5px;\">Platform Cost \/ Month<\/div>\r\n    <div style=\"display:flex;border:1.5px solid #d1d5db;border-radius:6px;overflow:hidden;margin-bottom:14px;background:#fff;\">\r\n      <span style=\"padding:0 10px;background:#f3f4f6;border-right:1.5px solid #d1d5db;font-size:13px;font-weight:600;color:#6b7280;display:flex;align-items:center;flex-shrink:0;\">$<\/span>\r\n      <input type=\"number\" data-wnroi=\"pl\" value=\"99\" min=\"0\" max=\"9999\"\r\n        oninput=\"wnCalc(this)\" onchange=\"wnCalc(this)\"\r\n        style=\"width:100%;padding:8px 10px;font-size:13px;color:#1e2832;border:0 !important;outline:0 !important;background:transparent;font-family:inherit;box-shadow:none !important;border-radius:0 !important;\">\r\n    <\/div>\r\n\r\n    <div style=\"font-size:11px;font-weight:700;color:#1e2832;margin-bottom:5px;\">Promotion \/ Ads Budget<\/div>\r\n    <div style=\"display:flex;border:1.5px solid #d1d5db;border-radius:6px;overflow:hidden;margin-bottom:14px;background:#fff;\">\r\n      <span style=\"padding:0 10px;background:#f3f4f6;border-right:1.5px solid #d1d5db;font-size:13px;font-weight:600;color:#6b7280;display:flex;align-items:center;flex-shrink:0;\">$<\/span>\r\n      <input type=\"number\" data-wnroi=\"pr\" value=\"100\" min=\"0\" max=\"99999\"\r\n        oninput=\"wnCalc(this)\" onchange=\"wnCalc(this)\"\r\n        style=\"width:100%;padding:8px 10px;font-size:13px;color:#1e2832;border:0 !important;outline:0 !important;background:transparent;font-family:inherit;box-shadow:none !important;border-radius:0 !important;\">\r\n    <\/div>\r\n\r\n    <div style=\"font-size:11px;font-weight:700;color:#1e2832;margin-bottom:5px;\">Prep Time (hours)<\/div>\r\n    <div style=\"display:flex;border:1.5px solid #d1d5db;border-radius:6px;overflow:hidden;margin-bottom:14px;background:#fff;\">\r\n      <span style=\"padding:0 10px;background:#f3f4f6;border-right:1.5px solid #d1d5db;font-size:13px;font-weight:600;color:#6b7280;display:flex;align-items:center;flex-shrink:0;\">h<\/span>\r\n      <input type=\"number\" data-wnroi=\"pp\" value=\"8\" min=\"0\" max=\"500\"\r\n        oninput=\"wnCalc(this)\" onchange=\"wnCalc(this)\"\r\n        style=\"width:100%;padding:8px 10px;font-size:13px;color:#1e2832;border:0 !important;outline:0 !important;background:transparent;font-family:inherit;box-shadow:none !important;border-radius:0 !important;\">\r\n    <\/div>\r\n\r\n    <div style=\"font-size:11px;font-weight:700;color:#1e2832;margin-bottom:5px;\">Your Hourly Rate<\/div>\r\n    <div style=\"display:flex;border:1.5px solid #d1d5db;border-radius:6px;overflow:hidden;margin-bottom:14px;background:#fff;\">\r\n      <span style=\"padding:0 10px;background:#f3f4f6;border-right:1.5px solid #d1d5db;font-size:13px;font-weight:600;color:#6b7280;display:flex;align-items:center;flex-shrink:0;\">$<\/span>\r\n      <input type=\"number\" data-wnroi=\"hr\" value=\"75\" min=\"1\" max=\"9999\"\r\n        oninput=\"wnCalc(this)\" onchange=\"wnCalc(this)\"\r\n        style=\"width:100%;padding:8px 10px;font-size:13px;color:#1e2832;border:0 !important;outline:0 !important;background:transparent;font-family:inherit;box-shadow:none !important;border-radius:0 !important;\">\r\n    <\/div>\r\n\r\n    <div style=\"font-size:11px;font-weight:700;color:#1e2832;margin-bottom:6px;\">Webinars per Month<\/div>\r\n    <div style=\"display:flex;align-items:center;gap:10px;margin-bottom:14px;\">\r\n      <input type=\"range\" data-wnroi=\"wpm\" min=\"1\" max=\"20\" value=\"2\" step=\"1\" style=\"flex:1;\"\r\n        oninput=\"wnSL(this,'wnROI_wpmv','');wnCalc(this)\"\r\n        onchange=\"wnSL(this,'wnROI_wpmv','');wnCalc(this)\">\r\n      <span id=\"wnROI_wpmv\" style=\"min-width:38px;text-align:right;font-size:13px;font-weight:700;color:#1870d5;flex-shrink:0;\">2<\/span>\r\n    <\/div>\r\n\r\n  <\/td>\r\n\r\n  <!-- \u2550\u2550\u2550 RIGHT: RESULTS \u2550\u2550\u2550 -->\r\n  <td style=\"width:50%;padding:22px 26px;background:#f7f8fa;vertical-align:top;\">\r\n\r\n    <!-- ROI Hero -->\r\n    <div style=\"background:#1e2832;border-radius:10px;padding:20px;text-align:center;margin-bottom:12px;\">\r\n      <div style=\"font-size:10px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:rgba(255,255,255,.55);margin-bottom:5px;\">Estimated ROI<\/div>\r\n      <div id=\"wnROI_pct\" style=\"font-size:50px;font-weight:900;color:#1870d5;line-height:1.05;\">+167%<\/div>\r\n      <div id=\"wnROI_verd\" style=\"font-size:11px;color:rgba(255,255,255,.5);margin-top:6px;\">\u2705 Strong positive ROI<\/div>\r\n    <\/div>\r\n\r\n    <!-- Result cards \u2014 nested table so WP can't break the grid -->\r\n    <table cellpadding=\"0\" cellspacing=\"5\" style=\"width:100%;border-collapse:separate;margin-bottom:10px;\">\r\n      <tr>\r\n        <td style=\"width:50%;background:#fff;border:1px solid #e5e7eb;border-left:3px solid #1870d5;border-radius:6px;padding:10px 12px;\">\r\n          <div style=\"font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#9ca3af;margin-bottom:3px;\">Attendees \/ Webinar<\/div>\r\n          <div id=\"wnROI_att\" style=\"font-size:18px;font-weight:800;color:#1870d5;\">120<\/div>\r\n        <\/td>\r\n        <td style=\"width:50%;background:#fff;border:1px solid #e5e7eb;border-left:3px solid #1870d5;border-radius:6px;padding:10px 12px;\">\r\n          <div style=\"font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#9ca3af;margin-bottom:3px;\">Conversions \/ Webinar<\/div>\r\n          <div id=\"wnROI_cnv\" style=\"font-size:18px;font-weight:800;color:#1870d5;\">5<\/div>\r\n        <\/td>\r\n      <\/tr>\r\n      <tr>\r\n        <td style=\"background:#fff;border:1px solid #e5e7eb;border-left:3px solid #1870d5;border-radius:6px;padding:10px 12px;\">\r\n          <div style=\"font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#9ca3af;margin-bottom:3px;\">Revenue \/ Webinar<\/div>\r\n          <div id=\"wnROI_rev\" style=\"font-size:18px;font-weight:800;color:#1870d5;\">$2,400<\/div>\r\n        <\/td>\r\n        <td style=\"background:#fff;border:1px solid #e5e7eb;border-left:3px solid #1870d5;border-radius:6px;padding:10px 12px;\">\r\n          <div style=\"font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#9ca3af;margin-bottom:3px;\">Monthly Revenue<\/div>\r\n          <div id=\"wnROI_mrev\" style=\"font-size:18px;font-weight:800;color:#1870d5;\">$9,600<\/div>\r\n        <\/td>\r\n      <\/tr>\r\n      <tr>\r\n        <td style=\"background:#fff;border:1px solid #e5e7eb;border-left:3px solid #e53e3e;border-radius:6px;padding:10px 12px;\">\r\n          <div style=\"font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#9ca3af;margin-bottom:3px;\">Total Cost \/ Webinar<\/div>\r\n          <div id=\"wnROI_cost\" style=\"font-size:18px;font-weight:800;color:#e53e3e;\">$725<\/div>\r\n        <\/td>\r\n        <td id=\"wnROI_pcard\" style=\"background:#fff;border:1px solid #e5e7eb;border-left:3px solid #1870d5;border-radius:6px;padding:10px 12px;\">\r\n          <div style=\"font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#9ca3af;margin-bottom:3px;\">Net Profit \/ Webinar<\/div>\r\n          <div id=\"wnROI_prof\" style=\"font-size:18px;font-weight:800;color:#1870d5;\">$1,675<\/div>\r\n        <\/td>\r\n      <\/tr>\r\n      <tr>\r\n        <td style=\"background:#fff;border:1px solid #e5e7eb;border-left:3px solid #1870d5;border-radius:6px;padding:10px 12px;\">\r\n          <div style=\"font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#9ca3af;margin-bottom:3px;\">Cost Per Lead<\/div>\r\n          <div id=\"wnROI_cpl\" style=\"font-size:18px;font-weight:800;color:#1460b8;\">$6<\/div>\r\n        <\/td>\r\n        <td style=\"background:#fff;border:1px solid #e5e7eb;border-left:3px solid #1870d5;border-radius:6px;padding:10px 12px;\">\r\n          <div style=\"font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#9ca3af;margin-bottom:3px;\">Payback Period<\/div>\r\n          <div id=\"wnROI_pbk\" style=\"font-size:18px;font-weight:800;color:#1460b8;\">9 days<\/div>\r\n        <\/td>\r\n      <\/tr>\r\n    <\/table>\r\n\r\n    <!-- Breakeven -->\r\n    <div style=\"background:#eef4fd;border-radius:6px;padding:11px 14px;\">\r\n      <span id=\"wnROI_be\" style=\"font-size:12px;font-weight:600;color:#1460b8;line-height:1.5;\">\u2714 You need 145 registrants to break even per webinar.<\/span>\r\n    <\/div>\r\n\r\n  <\/td>\r\n  <\/tr>\r\n  <\/table>\r\n\r\n  <!-- CTA -->\r\n  <div style=\"background:#EBF6F9;padding:18px 24px;text-align:center;border-top:1px solid #d1e8ef;\">\r\n    <div style=\"font-size:13px;color:#2d4a5a;margin-bottom:10px;\">Ready to hit those numbers? Start your webinar today \u2014 free for 14 days.<\/div>\r\n    <a href=\"https:\/\/webinarninja.com\/pricing\/\" rel=\"noopener\" style=\"display:inline-block;background:#1870d5;color:#fff;font-size:13px;font-weight:700;padding:10px 24px;border-radius:6px;text-decoration:none;line-height:1.5;\">Get Started Free with WebinarNinja \u2192<\/a>\r\n  <\/div>\r\n  <div style=\"font-size:10px;color:#9ca3af;padding:9px 24px;text-align:center;background:#fff;border-top:1px solid #e5e7eb;\">\r\n    Estimates based on industry averages. Conversion benchmark: 2\u20135%. Attendance benchmark: 35\u201345%.\r\n  <\/div>\r\n\r\n<\/div><!-- #wnroi-calc -->\r\n\r\n<script>\r\n\/* \u2500\u2500 KEY CHANGE: inputs pass themselves (this) not IDs.\r\n   wnCalc() reads all sibling inputs by walking the DOM from\r\n   the calculator root \u2014 zero getElementById calls. \u2500\u2500 *\/\r\n\r\nfunction wnSL(el, spanId, sfx) {\r\n  var sp = document.getElementById(spanId);\r\n  if (sp) sp.textContent = el.value + sfx;\r\n}\r\n\r\nfunction wnCalc(triggerEl) {\r\n  \/* Find the calculator root from the triggering element *\/\r\n  var root = triggerEl;\r\n  while (root && root.id !== 'wnroi-calc') root = root.parentNode;\r\n  if (!root) return;\r\n\r\n  \/* Collect all inputs by data-wnroi attribute *\/\r\n  var gv = function(key) {\r\n    var el = root.querySelector('[data-wnroi=\"' + key + '\"]');\r\n    return el ? (parseFloat(el.value) || 0) : 0;\r\n  };\r\n\r\n  var reg = gv('reg'),\r\n      sr  = gv('sr')  \/ 100,\r\n      cr  = gv('cr')  \/ 100,\r\n      dv  = gv('dv'),\r\n      pl  = gv('pl'),\r\n      pr  = gv('pr'),\r\n      pp  = gv('pp'),\r\n      hr  = gv('hr'),\r\n      wpm = gv('wpm');\r\n\r\n  if (!reg || !dv || !wpm) return;\r\n\r\n  var att  = reg * sr,\r\n      conv = att * cr,\r\n      rev  = conv * dv,\r\n      tc   = (pp * hr) + (pl \/ wpm) + pr,\r\n      prof = rev - tc,\r\n      roi  = tc > 0 ? ((rev - tc) \/ tc) * 100 : 0,\r\n      cpl  = att > 0 ? tc \/ att : 0,\r\n      mrev = rev * wpm,\r\n      pb   = rev > 0 ? Math.ceil((tc \/ rev) * 30) : 0,\r\n      be   = tc > 0 && dv > 0 && cr > 0 ? Math.ceil(tc \/ dv \/ cr) : 0;\r\n\r\n  var fmt  = function(n) { return '$' + Math.round(n).toLocaleString(); };\r\n  var fmtN = function(n) { return Math.round(n).toLocaleString(); };\r\n  var st   = function(id, v) { var e = document.getElementById(id); if (e) e.textContent = v; };\r\n\r\n  var pe = document.getElementById('wnROI_pct');\r\n  if (pe) {\r\n    pe.textContent = (roi >= 0 ? '+' : '') + Math.round(roi) + '%';\r\n    pe.style.color = roi >= 0 ? '#1870d5' : '#e53e3e';\r\n  }\r\n\r\n  st('wnROI_verd', roi >= 300 ? '\ud83d\ude80 Exceptional \u2014 scale this up!'\r\n                 : roi >= 100 ? '\u2705 Strong positive ROI'\r\n                 : roi >= 0   ? '\ud83d\udcc8 Profitable \u2014 room to improve'\r\n                 :              '\u26a0\ufe0f Below break-even');\r\n\r\n  st('wnROI_att',  fmtN(att));\r\n  st('wnROI_cnv',  fmtN(conv));\r\n  st('wnROI_rev',  fmt(rev));\r\n  st('wnROI_mrev', fmt(mrev));\r\n  st('wnROI_cost', fmt(tc));\r\n  st('wnROI_prof', fmt(prof));\r\n  st('wnROI_cpl',  fmt(cpl));\r\n  st('wnROI_pbk',  pb > 1 ? pb + ' days' : pb === 1 ? '1 day' : '< 1 day');\r\n  st('wnROI_be',   '\u2714 You need ' + fmtN(be) + ' registrants to break even per webinar.');\r\n\r\n  var pc = document.getElementById('wnROI_pcard');\r\n  var pv = document.getElementById('wnROI_prof');\r\n  if (pc) pc.style.borderLeft = '3px solid ' + (prof >= 0 ? '#1870d5' : '#e53e3e');\r\n  if (pv) pv.style.color = prof >= 0 ? '#1870d5' : '#e53e3e';\r\n}\r\n\r\nfunction wnRC(btn, reg, sr, cr, dv, pl, pr, pp, hr, wpm) {\r\n  \/* Reset all tab button styles *\/\r\n  var wrap = btn;\r\n  while (wrap && wrap.id !== 'wnroi-calc') wrap = wrap.parentNode;\r\n  if (wrap) {\r\n    var tabs = wrap.querySelectorAll('button');\r\n    for (var i = 0; i < tabs.length; i++) {\r\n      tabs[i].style.background    = '#fff';\r\n      tabs[i].style.borderColor   = '#d1d5db';\r\n      tabs[i].style.color         = '#4a5568';\r\n    }\r\n  }\r\n  btn.style.background  = '#eef4fd';\r\n  btn.style.borderColor = '#1870d5';\r\n  btn.style.color       = '#1460b8';\r\n\r\n  \/* Set input values by data-wnroi attribute *\/\r\n  var root = btn;\r\n  while (root && root.id !== 'wnroi-calc') root = root.parentNode;\r\n  if (!root) return;\r\n\r\n  var sv = function(key, val) {\r\n    var el = root.querySelector('[data-wnroi=\"' + key + '\"]');\r\n    if (el) el.value = val;\r\n  };\r\n\r\n  sv('reg', reg); sv('dv', dv); sv('pl', pl);\r\n  sv('pr', pr);   sv('pp', pp); sv('hr', hr);\r\n\r\n  sv('sr', sr);\r\n  var srv = document.getElementById('wnROI_srv');\r\n  if (srv) srv.textContent = sr + '%';\r\n\r\n  sv('cr', cr);\r\n  var crv = document.getElementById('wnROI_crv');\r\n  if (crv) crv.textContent = cr + '%';\r\n\r\n  sv('wpm', wpm);\r\n  var wpmv = document.getElementById('wnROI_wpmv');\r\n  if (wpmv) wpmv.textContent = wpm;\r\n\r\n  wnCalc(btn);\r\n}\r\n\r\n\/* Initial run \u2014 trigger from a dummy element scoped to the calculator *\/\r\n(function() {\r\n  var el = document.querySelector('#wnroi-calc [data-wnroi=\"reg\"]');\r\n  if (el) wnCalc(el);\r\n})();\r\n<\/script>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":12,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[978],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.7 (Yoast SEO v21.8) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Calculator ROI - WebinarNinja<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/webinarninja.com\/blog\/calculator-roi\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Calculator ROI\" \/>\n<meta property=\"og:url\" content=\"https:\/\/webinarninja.com\/blog\/calculator-roi\/\" \/>\n<meta property=\"og:site_name\" content=\"WebinarNinja\" \/>\n<meta property=\"article:published_time\" content=\"2026-04-06T12:41:29+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-06T12:41:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/webinarninja.com\/blog\/wp-content\/uploads\/2020\/06\/Worry-free-Technology@2x.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1078\" \/>\n\t<meta property=\"og:image:height\" content=\"856\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Kajal\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Kajal\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Calculator ROI - WebinarNinja","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/webinarninja.com\/blog\/calculator-roi\/","og_locale":"en_US","og_type":"article","og_title":"Calculator ROI","og_url":"https:\/\/webinarninja.com\/blog\/calculator-roi\/","og_site_name":"WebinarNinja","article_published_time":"2026-04-06T12:41:29+00:00","article_modified_time":"2026-04-06T12:41:31+00:00","og_image":[{"width":1078,"height":856,"url":"https:\/\/webinarninja.com\/blog\/wp-content\/uploads\/2020\/06\/Worry-free-Technology@2x.png","type":"image\/png"}],"author":"Kajal","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Kajal","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/webinarninja.com\/blog\/calculator-roi\/","url":"https:\/\/webinarninja.com\/blog\/calculator-roi\/","name":"Calculator ROI - WebinarNinja","isPartOf":{"@id":"https:\/\/webinarninja.com\/blog\/#website"},"datePublished":"2026-04-06T12:41:29+00:00","dateModified":"2026-04-06T12:41:31+00:00","author":{"@id":"https:\/\/webinarninja.com\/blog\/#\/schema\/person\/d9f00216fe8f641d5f71ec9899960392"},"breadcrumb":{"@id":"https:\/\/webinarninja.com\/blog\/calculator-roi\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/webinarninja.com\/blog\/calculator-roi\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/webinarninja.com\/blog\/calculator-roi\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/webinarninja.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Calculator ROI"}]},{"@type":"WebSite","@id":"https:\/\/webinarninja.com\/blog\/#website","url":"https:\/\/webinarninja.com\/blog\/","name":"WebinarNinja","description":"Better Webinars. 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