--- title: "Calculators | XTRAW Tools" description: "The main XTRAW catalog for free browser-based calculators, generators, pickers, and everyday utilities across budgeting, moving, events, pets, random tools, and practical life." url: "https://xtraw.com/tools/calculators/by,product_name/dirDesc/results,193-216" date: "2026-06-10T05:14:18+00:00" language: "en-GB" --- ## [ Accounting & Tax Calculators ![Accounting & Tax Calculators category image](https://xtraw.com/images/virtuemart/category/22_accounting_and_tax_calculators.jpg) ](https://xtraw.com/tools/calculators/accounting-tax-calculators "Accounting & Tax Calculators") ## [ Automotive Calculators ![Automotive Calculators category image](https://xtraw.com/images/virtuemart/category/24_automotive_calculators.jpg) ](https://xtraw.com/tools/calculators/automotive-calculators "Automotive Calculators") ## [ Business Calculators ![Business Calculators category image](https://xtraw.com/images/virtuemart/category/21_business_calculators.jpg) ](https://xtraw.com/tools/calculators/business-calculators "Business Calculators") ## [ Construction & Home Calculators ![Construction & Home Calculators category image](https://xtraw.com/images/virtuemart/category/19_construction_and_home_calculators.jpg) ](https://xtraw.com/tools/calculators/construction-home-calculators "Construction & Home Calculators") ## [ Date & Time Calculators ![Date & Time Calculators category image](https://xtraw.com/images/virtuemart/category/20_date_and_time_calculators.jpg) ](https://xtraw.com/tools/calculators/date-time-calculators "Date & Time Calculators") ## [ Education Calculators ![Education Calculators category image](https://xtraw.com/images/virtuemart/category/25_education_calculators.jpg) ](https://xtraw.com/tools/calculators/education-calculators "Education Calculators") ## [ Finance Calculators ![Finance Calculators category image](https://xtraw.com/images/virtuemart/category/14_finance_calculators.jpg) ](https://xtraw.com/tools/calculators/finance-calculators "Finance Calculators") ## [ Food & Restaurant Calculators ![Food & Restaurant Calculators category image](https://xtraw.com/images/virtuemart/category/23_food_and_restaurant_calculators.jpg) ](https://xtraw.com/tools/calculators/food-restaurant-calculators "Food & Restaurant Calculators") ## [ Health & Fitness Calculators ![Health & Fitness Calculators category image](https://xtraw.com/images/virtuemart/category/16_health_and_fitness_calculators.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators "Health & Fitness Calculators") ## [ Insurance Calculators ![Insurance Calculators category image](https://xtraw.com/images/virtuemart/category/215_insurance-calculators.jpg) ](https://xtraw.com/tools/calculators/insurance-calculators "Insurance Calculators") ## [ Marketing Calculators ![Marketing Calculators category image](https://xtraw.com/images/virtuemart/category/224_marketing-calculators.jpg) ](https://xtraw.com/tools/calculators/marketing-calculators "Marketing Calculators") ## [ Math Calculators ![Math Calculators category image](https://xtraw.com/images/virtuemart/category/17_math_calculators.jpg) ](https://xtraw.com/tools/calculators/math-calculators "Math Calculators") ## [ Real Estate Calculators ![Real Estate Calculators category image](https://xtraw.com/images/virtuemart/category/15_real_estate_calculators.jpg) ](https://xtraw.com/tools/calculators/real-estate-calculators "Real Estate Calculators") ## [ Science Calculators ![Science Calculators category image](https://xtraw.com/images/virtuemart/category/26_science_calculators.jpg) ](https://xtraw.com/tools/calculators/science-calculators "Science Calculators") ## [ Statistics Calculators ![Statistics Calculators category image](https://xtraw.com/images/virtuemart/category/18_statistics_calculators.jpg) ](https://xtraw.com/tools/calculators/statistics-calculators "Statistics Calculators") ## [ Travel Calculators ![Travel Calculators category image](https://xtraw.com/images/virtuemart/category/164_travel-calculators.jpg) ](https://xtraw.com/tools/calculators/travel-calculators "Travel Calculators") Sort by [Product Name -/+](https://xtraw.com/tools/calculators/by,product_name/dirDesc "-/+") [Ordering](https://xtraw.com/tools/calculators/by,ordering/dirDesc "Ordering") - 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[End](https://xtraw.com/tools/calculators/by,product_name/dirDesc/results,337-360 "End") Page 9 of 15 Results 193 - 216 of 351 24 # Calculators #### Latest Tools [ ![Decision Maker from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-decision-maker-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/decision-maker "Decision Maker") new ## [Decision Maker](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2608&virtuemart_category_id=2&Itemid=173) Can't decide? Enter your options and let the app pick one ... Be the first to review product [ ![Random Color Generator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-random-color-generator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/random-color-generator "Random Color Generator") new ## [Random Color Generator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2607&virtuemart_category_id=2&Itemid=173) Generate random colors and display their HEX, RGB, and HSL ... Be the first to review product [ ![Random Date Generator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-random-date-generator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/random-date-generator "Random Date Generator") new ## [Random Date Generator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2606&virtuemart_category_id=2&Itemid=173) Generate one or more random dates within a specified range. ... Be the first to review product #### Products [ ![Hydrogen Ion Concentration Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-hydrogen-ion-concentration-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/hydrogen-ion-concentration-calculator "Hydrogen Ion Concentration Calculator") new ## [Hydrogen Ion Concentration Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2372&virtuemart_category_id=2&Itemid=173) Calculate \[H⁺\] concentration from pH. Use this free ... Be the first to review product [ ![HVAC Tonnage Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-hvac-tonnage-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/hvac-tonnage-calculator "HVAC Tonnage Calculator") new ## [HVAC Tonnage Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2453&virtuemart_category_id=2&Itemid=173) Calculate required HVAC tonnage for a home or commercial ... Be the first to review product [ ![Humidifier Size Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-humidifier-size-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/humidifier-size-calculator "Humidifier Size Calculator") new ## [Humidifier Size Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2461&virtuemart_category_id=2&Itemid=173) Estimate humidifier output (gallons/day) needed for a home. ... Be the first to review product [ ![Human Years to Dog Years Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-human-years-to-dog-years-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/human-years-to-dog-years-calculator "Human Years to Dog Years Calculator") new ## [Human Years to Dog Years Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2599&virtuemart_category_id=2&Itemid=173) Convert human years to dog years using the logarithmic age ... Be the first to review product [ ![Human Years to Cat Years Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-human-years-to-cat-years-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/human-years-to-cat-years-calculator "Human Years to Cat Years Calculator") new ## [Human Years to Cat Years Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2600&virtuemart_category_id=2&Itemid=173) Convert human age to cat years. Use this free browser-based ... Be the first to review product [ ![HTML Entity Encoder / Decoder from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-html-entity-encoder-decoder-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/html-entity-encoder-decoder "HTML Entity Encoder / Decoder") new ## [HTML Entity Encoder / Decoder](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2557&virtuemart_category_id=2&Itemid=173) Encode text to HTML entities or decode HTML entities back ... Be the first to review product [ ![House Flipping Profit Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-house-flipping-profit-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/house-flipping-profit-calculator "House Flipping Profit Calculator") new ## [House Flipping Profit Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2285&virtuemart_category_id=2&Itemid=173) Estimate gross and net profit for a house flip. Use this ... Be the first to review product [ ![Host Count Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-host-count-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/host-count-calculator "Host Count Calculator") new ## [Host Count Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2554&virtuemart_category_id=2&Itemid=173) Calculate the number of usable hosts in a subnet from a ... Be the first to review product [ ![Horsepower to Torque Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-horsepower-to-torque-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/horsepower-to-torque-calculator "Horsepower to Torque Calculator") new ## [Horsepower to Torque Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2506&virtuemart_category_id=2&Itemid=173) Convert horsepower and RPM to engine torque. Use this free ... Be the first to review product [ ![Hooke's Law Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-hookes-law-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/hookes-law-calculator "Hooke's Law Calculator") new ## [Hooke's Law Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2349&virtuemart_category_id=2&Itemid=173) Solve for spring constant, force, or displacement using ... Be the first to review product [ ![Home Energy Emissions Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-home-energy-emissions-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/home-energy-emissions-calculator "Home Energy Emissions Calculator") new ## [Home Energy Emissions Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2533&virtuemart_category_id=2&Itemid=173) Calculate total annual home CO2 emissions from electricity, ... Be the first to review product [ ![High School GPA Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-high-school-gpa-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/high-school-gpa-calculator "High School GPA Calculator") new ## [High School GPA Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2571&virtuemart_category_id=2&Itemid=173) Calculate high school GPA from letter grades with optional ... Be the first to review product [ ![Henderson-Hasselbalch Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-henderson-hasselbalch-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/henderson-hasselbalch-calculator "Henderson-Hasselbalch Calculator") new ## [Henderson-Hasselbalch Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2374&virtuemart_category_id=2&Itemid=173) Calculate buffer pH using the Henderson-Hasselbalch ... Be the first to review product [ ![Heating BTU Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-heating-btu-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/heating-btu-calculator "Heating BTU Calculator") new ## [Heating BTU Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2451&virtuemart_category_id=2&Itemid=173) Estimate BTU/hr needed to heat a space based on area and ... Be the first to review product [ ![Heat Loss Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-heat-loss-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/heat-loss-calculator "Heat Loss Calculator") new ## [Heat Loss Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2464&virtuemart_category_id=2&Itemid=173) Estimate heat loss through walls, ceiling, and windows. Use ... Be the first to review product [ ![Heat Index Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-heat-index-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/heat-index-calculator "Heat Index Calculator") new ## [Heat Index Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2544&virtuemart_category_id=2&Itemid=173) Calculate the apparent "feels like" temperature from air ... Be the first to review product [ ![Hardy-Weinberg Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-hardy-weinberg-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/hardy-weinberg-calculator "Hardy-Weinberg Calculator") new ## [Hardy-Weinberg Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2403&virtuemart_category_id=2&Itemid=173) Calculate genotype frequencies at Hardy-Weinberg ... Be the first to review product [ ![Half-Life Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-half-life-chemistry-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/half-life-chemistry-calculator "Half-Life Calculator") new ## [Half-Life Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2380&virtuemart_category_id=2&Itemid=173) Calculate half-life from decay constant, or find decay ... Be the first to review product [ ![Gutter Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-gutter-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/gutter-calculator "Gutter Calculator") new ## [Gutter Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2445&virtuemart_category_id=2&Itemid=173) Calculate gutter length and number of downspouts needed. ... Be the first to review product [ ![Gunning Fog Index Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-gunning-fog-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/gunning-fog-calculator "Gunning Fog Index Calculator") new ## [Gunning Fog Index Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2585&virtuemart_category_id=2&Itemid=173) Calculate the Gunning Fog readability index based on ... Be the first to review product [ ![Grout Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-grout-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/grout-calculator "Grout Calculator") new ## [Grout Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2449&virtuemart_category_id=2&Itemid=173) Calculate grout needed for tiled surfaces. Use this free ... Be the first to review product [ ![Gross Rent Multiplier Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-gross-rent-multiplier-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/gross-rent-multiplier-calculator "Gross Rent Multiplier Calculator") new ## [Gross Rent Multiplier Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2277&virtuemart_category_id=2&Itemid=173) Calculate GRM to compare rental property values. Use this ... Be the first to review product [ ![Gross Margin Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-gross-margin-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/gross-margin-calculator "Gross Margin Calculator") popular ## [Gross Margin Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2271&virtuemart_category_id=2&Itemid=173) Calculate gross profit and gross margin percentage. Use ... Be the first to review product [ ![Grams to Moles Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-grams-to-moles-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/grams-to-moles-calculator "Grams to Moles Calculator") new ## [Grams to Moles Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2353&virtuemart_category_id=2&Itemid=173) Convert grams of a substance to moles using molar mass. Use ... 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