25 Best Free Macro Calculator Online Services

Here is a list of best free macro calculator online services. Macro or Macronutrient is a group of essential nutrients your body needs like Protein, Carbs, Fat, and Fiber. To effectively lose weight, gain muscles, and maintain weight, it is essential to have a good macronutrient diet. In order to calculate the correct macronutrient diet to achieve your fitness goal, you need these macro calculator online services. These services take multiple inputs from users to generate a perfect macronutrient diet. Some of the primary inputs these services take from uses are Age, Weight, Height, and Activity Level. Although, some services also ask for exercise, intensity of exercise, daily calorie intake, etc. According to the submitted values, these services perform the calculation and show the final macronutrient values. Output macronutrient values are measured in grams or percentage of the diet.

In some services, users also get an option to choose a specific macronutrient calculation formula like Revised Harris-Benedict, Mifflin St Jeor, Katch McArdle, etc. The process to perform a macro calculation is quite simple on all these services. Still, to help out new users, I have included the necessary calculation steps in the description of each service. These services also offer additional tools such as BMI Calculator, Calorie Calculator, Healthy Weight Calculator, Calorie Burned Calculator, and more. Go through the list to know more about these services.

My Favorite Macro Calculator Online Service:

calculator-online.net is my favorite website as it can calculate the macronutrients according to users’ needs. Plus, it also lets users choose one of three available macro nutrition calculation formulas.

You can also check out lists of best free Online Half Life CalculatorOnline PIP Calculator, and Online PPF Calculator websites.

calculator-online.net

calculator-online.net is a free macro calculator online service. Using this calculator, users can find out how much calories, protein, fat, carbs, sugar, and other micronutrients their body needs. To perform the macro calculation, users need to provide their age, weight, activity level, goal (maintain weight, lose fat, muscle gain, etc.), gender, etc. It also gives an option to choose one or three available macro calculation formulas named Revised Harris-Benedict, Mifflin St Jeor, and Katch McArdle. Now, check out the below steps.

How to perform macro calculations online using calculator-online.net:

  • Launch this website and go to the Maco Calculator section.
  • After that, enter all the required input values like Age, Weight, Height, Gender, Activity Level, Formula, etc.
  • Next, click on the Calculate button to start the calculation process.
  • Lastly, view the final macronutrient amount your body needs like calories, protein, fat, carbs, sugar, etc.

Additional Features:

  • This website also comes with additional fitness calculators such as BMI Calculator, Weight Loss Calculator, TDEE calculator, BMR Calculator, Ideal Body Weight Calculator, and more.

Final Thoughts:

It is one of the best free macronutrient calculator online services through which users find out the detailed macronutrient values their bodies require.

calculator.net

calculator.net is a free macro calculator online service. Using this service, users can find out the correct mix of macronutrients their body needs based on their daily activity and weight. Some of the macronutrients and their values that this calculator suggests are Protein, Carbs, Fat, Sugar Saturated Fat, etc. To perform the macro calculation, users need to enter some values like Age, Gender, Height, Weight, Activity Level, etc. This service can take input values in US, Metric, and other popular units. Now, follow the below steps.

How to perform macro calculations online using calculator.net:

  • Visit this website and open up the Macro Calculator.
  • After that, choose an input value unit (US, Metric, etc.).
  • Next, enter values like Age, Gender, Weight, Activity Level, Goal, etc.
  • Finally, click on the Calculate button to view Balanced Diet, Low Fat, Diet, Low Card diet, and High Protein Diet macro nutritional values.

Additional Features:

  • This website also offers multiple online calculators like Mortgage Calculator, Amortization calculator, Income Tax Calculator, Marriage Tax Calculator, and more.
  • A good set of Fitness & health calculators are also offered by it such as BMI Calculator, Calorie Calculator, Healthy Weight Calculator, Due Date Calculator, and more.

Final Thoughts:

It is another good macro calculator online service through which users can easily find out the right amount of macronutrients that their bodies need.

healthyeater.com

healthyeater.com is another free macro online service. Through this website, users can find out the number of macronutrients needed to maintain weight, lose weight and gain weight. To perform this calculation, users need to specify their activity level, age, current weight, height, etc., values.  It also offers an additional lean mass formula to achieve a specific body fat percentage. Now, follow the below steps.

How to perform macro calculations using healthyeater.com:

  • Go to this website using the given link.
  • After that, enter your age, gender, height, formula (normal and Lean Mass), Activity Level, and Goal.
  • Finally, click on the Calculate Macros button to view daily calories, carbohydrate, protein, and fat needs.

Additional Features:

  • This website also offers additional fitness calculators such as Calorie Deficit Calculator, Body Recomposition Calculator, Calorie Burned Calculator, TDEE Calculator, and more.

Final Thoughts:

It is another good online macro calculator service that helps users calculate the right of macronutrients needed by their bodies.

bodybuilding.com

bodybuilding.com is another free macro calculator online service. This calculator is designed for bodybuilders to help them maintain the correct macronutrient diet. It also offers a goal section through which users can generate a macronutrient intake amount to lose weight, gain weight, or maintain their current weight. It also shows the formula that it uses to perform the calculation. Now, follow the below steps.

How to perform macro calculations using bodybuilding.com:

  • Visit this website and access the macro calculator.
  • After that, enter the input values like Age, Gender, Height, Weight, Goal, and Activity Level.
  • Next, click on the Calculate button to initiate the calculation process.
  • Finally, view the calculated protein, carbs, fats, and total calories requirements.

Additional Features:

  • This website also comes with additional fitness calculators like Jamie Eason’s LiveFit Trainer, Mass Calculator, Protein Calculator, and more.

Final Thoughts:

It is another macronutrient calculator online service that helps users calculate the correct amount of protein, carbs, calories, and fat their bodies need.

fittr.com

fittr.com is another free macro calculator online service. This website comes with multiple fitness calculators one of which is a Macro Calculator. This calculator helps users find out the right macronutrient needs of their body like protein, carbs, fat, etc. To perform the calculation, users need to specify their total calorie intake and diet type (high carb, moderate carb, zone diet, etc.). According to the provided values, it performs the calculation and shows macro nutrition values. Now, follow the below steps.

How to perform macro calculations online using fittr.com:

  • Launch this website and go to Macro Calculator.
  • After that, specify your diet type and calorie intake value.
  • Next, view the calculated protein, carbs, and fat values in percentage. A pie chart of macronutrient values is also provided by it.

Additional Features:

  • This website also offers free online BMR, Body Fat, and 1RM Calculators.

Final Thoughts:

It is another good online macro calculator website that anyone can use without much hassle.

transparentlabs.com

transparentlabs.com is yet another free macro calculator online service. It is another good website to calculate your calorie and macronutrient values needs. It also lets users set up goals (lose weight, body composition, bulk up, and get shredded) according to which it recommends the macronutrient amount. Besides this, users also need to specify their lifestyle (light activity, sedentary, active, or very active), workout style, current diet, gender, age, height, etc. Now, follow the below steps.

How to perform macro calculations online using transparentlabs.com:

  • Visit this website using the given link.
  • After that, specify your goal, lifestyle, workout style, current diet, gender, age, etc.
  • Next, click on the Calculate button to view the amount of protein, carbs, and fat you need in grams.

Additional Features:

  • This website also sells various bodybuilding supplements like proteins, creatine, glutamine, and more.

Final Thoughts:

It is another good macro calculator online service through which users can calculate their macronutrient needs.

katyhearnfit.com

katyhearnfit.com is another free macro calculator online service. Through this service, users can quickly calculate the right amount of fat, carbs, protein, and calories their body needs based on their activity level, height, weight, etc., parameters. This website also comes in the app form that users can find on both Apple App Store and Googles’ Play Store. Now, check out the below steps.

How to perform macro calculations online using katyhearnfit.com:

  • Launch this website using the given link.
  • After that, specify your gender, age, and weight values.
  • Next, specify your exercise level and goal (lose weight, gain weight, or recomp).
  • Finally, click on the Calculate button to view the calculated macro nutrition type and its values.

Additional Features:

  • This website also sells various bodybuilding supplements and gym gear.

Final Thoughts:

It is another good macro calculator online service that offers all the essential macro calculation tools.

iifym.com

iifym.com is the next free macro calculator online service. This calculator helps users lose weight by suggesting them the correct micronutrition diet. To suggest the right micronutrition diet, it requires some input values like Age, Gender, Height, Goal Weight, and Estimated Body Fat. Besides this, users also need to specify their daily activity level, weight lifting frequency, etc. Now, follow the below steps.

How to perform macro calculations online using iifym.com:

  • Visit this website and access the macro calculator.
  • After that, specify your age, height, weight, goal weight, etc., values.
  • Next, specify daily activities, weight lifting frequency, your nutrition preference, etc.
  • In the end, click on the Show me my macros button to view the calculated protein, fat, carbs, and calorie values in grams.

Additional Features:

  • This website also offers additional BMI, TDEE, PCOS, RMR, BMR, etc., fitness calculators.

Final Thoughts:

It is another good online macro calculator website that requires detailed user parameters as input to calculate the right macro nutrition values.

gainsbybrains.com

gainsbybrains.com is another free macro calculator online service. This website comes with a simple macro calculator that uses information about a users before generating a macro nutrition value. Some of the information that it requires to perform the calculation are Gender, Age, Activity Level, and Goal (Lose Weight, Gain Weight, or Maintain Weight). Now, follow the below steps.

How to perform macro calculations online using gainsbybrains.com:

  • Visit this website using the given link.
  • After that, open up the Macro Calculator and specify your gender, height, and weight parameters.
  • Next, specify your activity level and goal.
  • In the end, click on the Calculate button to view the amount of calories, protein, data, and carbs you need.

Additional Features:

  • This website also offers a guide to help users build a strong physique.

Final Thoughts:

This online macro calculator online service offers all the tools to quickly calculate the macronutrient values.

freedieting.com

freedieting.com is the next free macro calculator online service. Through this service, users can calculate their daily micronutrition needs (Carbs, Protein, and Fat). To perform the calculation, it requires various parameters from users as input like daily calorie intake, common macros ratio, number of meals you eat in a day, etc. This service also explains how it performs the calculation. Now, check out the below steps.

How to perform macro calculations online using freedieting.com:

  • Visit this website and go to the Macro Calculator.
  • After that, enter the calories you consume in a day.
  • Next, select one macro ratios (moderate, zone diet, low carb, etc.).
  • Finally, specify the number of meals you consume in a day and click on the Calculate button.

Additional Features:

  • Fitness Calculators: This website offers multiple fitness calculators like a calorie calculator, weight gain calculator, weight loss calculator, and more.

Final Thoughts:

It is another capable macro calculator online service that anyone can use without much hassle.

gigacalculator.com

gigacalculator.com is another free macro calculator online service. This website helps users calculate the macro mix their body requires based on their activity level. This website also explains what is a macronutrient and how to use this online macro calculator. Now, follow the below steps to perform macro mix calculation online using this website.

How to perform macro calculations online using gigacalculator.com:

  • Go to this website using the given link.
  • After that, access the macronutrient calculator.
  • Next, enter your age, Gender, Height, and Weight values.
  • Now, specify your daily activity level and macro balance.
  • Finally, click on the Calculate button to view the final macro values like amount of carbohydrates, proteins, fats, and calories.

Additional Features:

  • This website also offers additional online calculators such as Carb Calculator, Protein Requirement Calculator, Target Heart Rate Calculator, Pace Calculator, and more.

Final Thoughts:

It is another good online macro calculator online service that calculates and shows the required macronutrients in grams.

ruled.me

ruled.me is another free macro calculator online service. This website comes with a ketogenic calculator that helps users calculate the ketogenic macronutrients required by their bodies. Like other similar services, it also takes some parameters from users like their age, weight, gender, height, and body fat percentage. Plus, it also considers, users’ daily activity and goals (lose weight maintain, gain muscles) they set for themselves. Now, check out the below steps.

How to perform macro calculations online using ruled.me:

  • Open the interface of this website and go to Ketogenic Calculator.
  • After that, enter gender, height, weight, body fat percentage, etc., values.
  • At last, click on the Calculate button to view macronutrients with their values like calories, fat, carbs, and protein.

Additional Features:

  • This website also offers multiple keto recipes and keto diet calculator.

Final Thoughts:

It is another capable online macro calculator online service that calculates and shows macronutrient nutrient values for keto graphics.

barbend.com

barbend.com is another free macro calculator online service. This service comes with a simple macronutrient calculator that helps users find out the number of macronutrients their body needs. In this calculator, users can also specify their goals (fat loss, maintenance, or muscle gain) to get accurate macronutrient values. After performing the calculation, it shows the amount of Protein, Carbs, and Fat your body needs. Now, follow the below steps.

How to perform macro calculations online using barbend.com:

  • Launch this website using the given link.
  • After that, enter your age, gender, height, weight, etc., values.
  • Next, specify your goal and activity level.
  • Finally, click on the Calculate button to start the macro calculation process.

Additional Features:

  • This website also offers various workout and nutrition news and programs.

Final Thoughts:

It is another capable online macro calculator website that anyone can use with ease.

musclehacking.com

musclehacking.com is yet another free macro calculator online service. This service is designed to help users in gaining weight, maintain their current weight, and reduce weight. According to the goal selected by users, it generates a macronutrient value that users should take. Like other similar websites, it also requires additional stats from users like their age, weight, height, activity level, gender, etc. As a result, it shows the amount of calories, protein, fat, and carbs your body needs. Now, follow the below steps.

How to perform macro calculations online using musclehacking.com:

  • Launch this website using the given link.
  • After that, enter all the stats like age, weight, gender, goal, etc.
  • According to the provided values, this calculator performs the calculation and shows the macro result.

Additional Features:

  • The website also offers information related to Diet, Leangain, Keto, Daily Calories, etc., topics.

Final Thoughts:

It is another capable online macro calculator online that anyone can use without much hassle.

jamessmithacademy.com

jamessmithacademy.com is a free macro calculator online service. This service uses the Harris Benedict Formula to perform the macro calculations. It offers different macronutrient values based on your goals (Lose Fat, Gain Muscle, or Maintain Weight). Besides this, it requires basic inputs from users namely Gender, Measurement type (Metric or Imperial), Age, Height Weight, Activity Level, etc. In the output, it shows the calories and protein your body needs in grams. Now, follow the below steps.

How to perform macro calculations online using musclehacking.com:

  • Visit this website using the provided link.
  • After that, specify your goal and move to next page.
  • Now, enter all standard input parameters like age, weight, height, gender, activity level, etc.
  • Lastly, hit the Calculate button to view the macronutrient value your body needs.

Additional Features:

  • This website also offers some paid fitness programs to improve your fitness.

Final Thoughts:

It is a simple yet very effective macro calculator online service that anyone can use without much hassle.

calculators.tech

calculators.tech is another free macro calculator online service. Through this online service, users can find out the right macro nutrients and their intake values your body need according to your goal (fat loss, muscle gain, maintain weight, etc.). Macronutrients that this service focuses on are Protein, Calories, Carbs, and Fat. The process to calculate the macronutrients consists of three steps that are given below.

How to perform macro calculations online using calculators.tech:

  • Visit this website and enter your gender, goal, age, and body fat percentage.
  • Next, specify your height and weight.
  • Lastly, specify your activity level and meals per day amount, and then click on the Calculate button.

Additional Features:

  • This website also offers online calculators associated with maths, finance, chemistry, physics, etc., fields.

Final Thoughts:

It is another capable macro calculator online service that anyone can use without much hassle.

rippedbody.com

rippedbody.com is another free macro calculator online service. This website suggests the calories and macronutrients intake you need for your goal (fat loss, muscle gain, and recomp). It also considers many other factors before calculating the macro nutrition like age, gender, height, activity level, fat intake, etc. This website also answers various questions about the macro calculators. Now, follow the below steps.

How to perform macro calculation online using rippedbody.com:

  • Visit this website using the given link.
  • After that, enter your basic BMR details like age, gender, height, and weight.
  • Next, enter your activity level and goal.
  • Lastly, specify regular fat intake and then click on the Next button to view protein, fat, and carbs you need to take regularly.

Additional Features:

  • This website also offers nutrition, training, and macro nutrition guides.

Final Thoughts:

It is another good macro nutrition online service through which users can find out the macro nutrition needs of their body.

mindpumpmedia.com

mindpumpmedia.com is another free macro calculator online service. This website comes with a dedicated macronutrient calculator tool. This tool uses multiple users’ info to generate macronutrient values for them. Some of the values that it uses are Gender, Age, Weight, Activity, Goal (Lose Fat, Maintain Weight, and Build Muscles). It also explains the use of a macronutrient calculator in detail. Now, follow the below steps.

How to perform macro calculation online using mindpumpmedia.com:

  • Go to this website and access the macronutrient calculator.
  • After that, specify all the values that it requires to perform the calculation.
  • According to the entered values, it shows the macronutrient you need in grams like Fat, Protein, Carbs, etc. Besides this, it shows your basal metabolic rate and total daily energy expenditure.

Additional Features:

  • This website also offers fitness guides to get big arms, get flat tummy, raise testosterone, etc.

Final Thoughts:

It is another capable online macro calculator website that quickly calculates and shows your macro nutrition needs.

goodcalculators.com

goodcalculators.com is a free online calculator website with an online macro calculator. Users can generate a custom macronutrient diet consisting of fat, protein, and carbohydrates through the macro calculator. It also generates a pie chart highlighting the percentage of carbs, protein, and fat you need in your diet. Now, follow the below steps.

How to perform macro calculations online using goodcalculators.com:

  • Start this website and access the macro calculator.
  • After that, enter daily calories, meals per day, and carbs/protein/fat ratio values.
  • Lastly, view the macro nutrient you need in both percentages and grams.

Additional Features:

  • According to its name, this website comes with multiple online calculators such as Incometax Calculator, Overtime Calculator, VA Disability Calculator, Water Intake Calculator, and more.

Final Thoughts:

It is another good macro calculator online service that anyone can use to create a custom macro nutrient diet.

tdeecalculator.net

tdeecalculator.net is another free macro calculator online service. This service helps users create a macronutrient intake diet to achieve weight gain, maintain their current weight, and reduce weight. According to the selected goal, it generates macronutrient diet intake values. Before generating a diet, it uses additional stats from users like their age, weight, height, activity level, gender, etc. Now, follow the below steps.

How to perform macro calculations online using tdecalculator.net:

  • Vidit this website using the given link.
  • After that, enter all the required values namely age, weight, height, and activity.
  • According to the provided values, this calculator performs the calculation and shows the macro result.

Final Thoughts:

It is another good online macro calculator service that anyone can use without much hassle.

fullscalefit.com

fullscalefit.com is the next free macro calculator online service. This website comes with a simple macro that calculates all the macro nutrition needs of users based on their goal and activity levels. It also considers Gender, Height, Weight, and Age in the calculation. Now, check out the below steps.

How to perform macro calculations online using fullscalefit.com:

  • Go to this website and access the macro Calculator.
  • Next, enter gender, height, weight, goal, and activity level values.
  • Lastly, view the calculated fat, carbohydrates, and protein intake values.

Additional Features:

  • This website also offers database and nutrition databases. Plus, an additional health calculation is also provided by it.

Final Thoughts:

It is another simple-to-use online macro calculator service that shows the right amount of macronutrient intake values.

teamketo.com

teamketo.com is another free macro calculator online service. This service offers a slightly different macro calculator, as it takes daily calorie intake and ratio presets (keto/ high carb/moderate/ zone diet/ low carb) as input. Using two input values it calculates and shows macro nutrition (Carbs, Protein, and fat intake) values in grams. Now, check out the below steps.

How to perform macro calculations online using teamketo.com:

  • Launch this website and open up the macro Calculator.
  • Next, enter daily calorie intake and a ratio present.
  • Lastly, view the calculated macro nutrition values.

Additional Features:

  • This website also offers additional standard ketogenic calculators, meal replacement starters, fitness products, and more.

Final Thoughts:

It is another good online macro calculator service that just uses the calorie intake and a ratio present to calculate the macro nutrition value.

wholesomeyum.com

wholesomeyum.com is the next free macro calculator online service. This service comes with a dedicated low carb & keto macro calculator. Like other similar macro calculators, it also requires some input parameters from users to perform the calculation like age, height, weight, body fat percentage, activity level, etc. After concluding the calculation, it generates a macro pie chart along with macronutrient (fat, protein, and net carb) values in both grams and percentage.

How to perform macro calculations online using wholesomeyum.com:

  • Go to this website using the given link.
  • Now, enter all required input parameters like age, weight, height, gender, activity level, etc.
  • Finally, start the calculation to view the macronutrient values in grams and percentages.

Additional Features:

  • This website also offers some additional healthy recipes, keto recipes, cookbooks, and more.

Final Thoughts:

It is a simple yet very effective macro calculator online service that offers all the essential tools to perform macro calculations.

thedailycut.sg

thedailycut.sg is a free macronutrient calculator online service. This service offers a unique macro calculator as it lets users manually choose all their food elements that eat in order to view their macronutrition values. According to your goals and new needs, users can change their diet elements and view their macro nutrition values. Now, follow the below steps.

How to perform macro calculations online using thedailycut.sg:

  • Visit this website using the given link.
  • After that, choose your food items like brown rice, carrot, lamb meatballs, avocado, lemon wedge, smoked salsa, etc.
  • In the end, view the macro nutrition values of all your selected food items in terms of calories, proteins, carbs, and fat.

Final Thoughts:

It is another simple and unique macro calculator online service that anyone can use with ease.

xtremenutrition.co.za

xtremenutrition.co.za is the last free macro calculator online service. It is another good website to calculate your carbs, protein, fat, fiber, and calories intake. To perform the calculation, it offers two formulas (Athletes Formula or Lean Mass Formula) to choose from. It also take daily activities and exercise in account before performing the calculation. Now, follow the below steps.

How to perform macro calculations online using xtremenutrition.co.za:

  • Launch this website and access the macro calculator.
  • After that, specify your workout style, gender, age, exercise intensity, etc., parameters.
  • Next, click on the Calculate button to view the amount of protein, carbs, fat, and fiber you should take.

Additional Features:

  • To help out new users, it also offers a complete supplement guide.

Final Thoughts:

It is another good macro calculator online service through which users can calculate all their daily macro nutrition needs.

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Naveen Kushwaha

Passionate about tech and science, always look for new tech solutions that can help me and others.

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