{"id":27989,"date":"2012-07-25T22:05:41","date_gmt":"2012-07-25T16:35:41","guid":{"rendered":"https:\/\/www.quickonlinetips.com\/archives\/?p=27989"},"modified":"2026-10-11T17:39:11","modified_gmt":"2026-10-11T12:09:11","slug":"google-free-online-scientific-calculator","status":"publish","type":"post","link":"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/","title":{"rendered":"Best Free Online Scientific Calculator in 2026 (Google, Desmos and More)"},"content":{"rendered":"<p>Need a free online scientific calculator right now? You do not have to dig out an old Casio. For more than a decade Google has shown a full scientific calculator right in search results, and today several free web calculators go even further with graphs, fractions and step-by-step answers. Here are the best free <strong>online scientific calculator<\/strong> options in 2026, and how to use them.<\/p>\n<p><img decoding=\"async\" class=\"border aligncenter wp-image-60634\" src=\"https:\/\/www.quickonlinetips.com\/archives\/wp-content\/uploads\/scienitific-calculator.png\" alt=\"Free online scientific calculator in Google search\" width=\"731\" height=\"445\" srcset=\"https:\/\/www.quickonlinetips.com\/archives\/wp-content\/uploads\/scienitific-calculator.png 1000w, https:\/\/www.quickonlinetips.com\/archives\/wp-content\/uploads\/scienitific-calculator-300x183.png 300w, https:\/\/www.quickonlinetips.com\/archives\/wp-content\/uploads\/scienitific-calculator-150x91.png 150w, https:\/\/www.quickonlinetips.com\/archives\/wp-content\/uploads\/scienitific-calculator-768x468.png 768w\" sizes=\"(max-width: 731px) 100vw, 731px\" \/><\/p>\n<p><strong>Quick answer:<\/strong> Type &#8220;calculator&#8221; into Google to open a free scientific calculator with trigonometry, logs, powers and roots. For school and exams, Desmos Scientific is clean and ad-free. GeoGebra and Desmos Graphing draw graphs, and Wolfram Alpha solves equations with step-by-step answers. Windows, Mac, iPhone and Android all have a scientific mode built in too.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6af602e6f06d3\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"ez-toc-cssicon\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #1a202c;color:#1a202c\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #1a202c;color:#1a202c\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6af602e6f06d3\" checked aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#1_Googles_online_scientific_calculator\" >1. Google&#8217;s online scientific calculator<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#2_Desmos_Scientific_Calculator\" >2. Desmos Scientific Calculator<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#3_Graphing_calculators\" >3. Graphing calculators<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#4_Wolfram_Alpha\" >4. Wolfram Alpha<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#5_Built-in_scientific_calculators\" >5. Built-in scientific calculators<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#Tips_for_accurate_answers\" >Tips for accurate answers<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#FAQ\" >FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#Is_Googles_calculator_free\" >Is Google&#8217;s calculator free?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#Which_online_calculator_is_best_for_students\" >Which online calculator is best for students?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/07\/google-free-online-scientific-calculator\/#Can_an_online_calculator_show_working_steps\" >Can an online calculator show working steps?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"1_Googles_online_scientific_calculator\"><\/span>1. Google&#8217;s online scientific calculator<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Search <a href=\"https:\/\/www.google.com\/search?q=calculator\" target=\"_blank\" rel=\"noopener\">calculator<\/a> or type any sum, such as <code>sin(30) * 2^5<\/code>, into Google. The calculator supports:<\/p>\n<ul>\n<li>Trigonometry (sin, cos, tan) in degrees or radians<\/li>\n<li>Logarithms (log, ln), powers, roots and factorials<\/li>\n<li>Pi, e, percentages and the Ans key<\/li>\n<li>Unit conversions, such as &#8220;5 miles in km&#8221;<\/li>\n<\/ul>\n<p>It works on desktop and mobile, and you can even use voice search. More hidden Google tricks: try <a href=\"https:\/\/www.quickonlinetips.com\/archives\/2021\/10\/google-gravity\/\">Google Gravity<\/a>, or learn to <a href=\"https:\/\/www.quickonlinetips.com\/archives\/2012\/05\/search-google-better-way\/\">search Google the better way<\/a>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"2_Desmos_Scientific_Calculator\"><\/span>2. Desmos Scientific Calculator<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.desmos.com\/scientific\" target=\"_blank\" rel=\"noopener\">Desmos Scientific<\/a> is free, ad-free and approved for many school and state exams. It shows fractions properly, keeps a history of calculations and works great on tablets.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"3_Graphing_calculators\"><\/span>3. Graphing calculators<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><strong><a href=\"https:\/\/www.desmos.com\/calculator\" target=\"_blank\" rel=\"noopener\">Desmos Graphing<\/a>:<\/strong> type an equation and see the graph instantly, with sliders for variables.<\/li>\n<li><strong><a href=\"https:\/\/www.geogebra.org\/calculator\" target=\"_blank\" rel=\"noopener\">GeoGebra<\/a>:<\/strong> graphing, geometry, 3D and CAS (algebra) tools in one free app.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"4_Wolfram_Alpha\"><\/span>4. Wolfram Alpha<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.wolframalpha.com\/\" target=\"_blank\" rel=\"noopener\">Wolfram Alpha<\/a> answers maths questions in plain English, such as &#8220;solve x^2 &#8211; 5x + 6 = 0&#8221;, and shows step-by-step solutions with a Pro subscription.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"5_Built-in_scientific_calculators\"><\/span>5. Built-in scientific calculators<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><strong>Windows:<\/strong> open Calculator and choose Scientific from the menu.<\/li>\n<li><strong>Mac:<\/strong> open Calculator and press Cmd + 2 for Scientific.<\/li>\n<li><strong>iPhone:<\/strong> in the Calculator app, tap the calculator icon to switch to Scientific, or turn the phone sideways.<\/li>\n<li><strong>Android:<\/strong> open Calculator and tap the expand arrow or rotate the phone.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Tips_for_accurate_answers\"><\/span>Tips for accurate answers<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Check whether you are in degrees (Deg) or radians (Rad) before trigonometry.<\/li>\n<li>Use brackets to control the order of operations.<\/li>\n<li>For exams, check which calculators are allowed; many accept Desmos.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Is_Googles_calculator_free\"><\/span>Is Google&#8217;s calculator free?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Yes. It is built into Google search, with no app or sign-in needed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Which_online_calculator_is_best_for_students\"><\/span>Which online calculator is best for students?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Desmos Scientific for everyday maths and exams, and Desmos Graphing or GeoGebra for graphs.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_an_online_calculator_show_working_steps\"><\/span>Can an online calculator show working steps?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Wolfram Alpha and some AI assistants can show steps. Always check the method yourself.<\/p>\n<p>Which calculator do you use most? Tell us in the comments.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Need a free online scientific calculator right now? You do not have to dig out an old Casio. For more&#8230;<\/p>\n","protected":false},"author":4,"featured_media":60634,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[111],"tags":[52],"class_list":["post-27989","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-apps","tag-popular"],"_links":{"self":[{"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/posts\/27989","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/comments?post=27989"}],"version-history":[{"count":2,"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/posts\/27989\/revisions"}],"predecessor-version":[{"id":64048,"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/posts\/27989\/revisions\/64048"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/media\/60634"}],"wp:attachment":[{"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/media?parent=27989"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/categories?post=27989"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.quickonlinetips.com\/archives\/wp-json\/wp\/v2\/tags?post=27989"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}