10 Free Online Caffeine Calculator

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Here is a list of 10 best free online caffeine calculator. You can use these websites to easily find your total caffeine intake based on the caffeinated drinks you have had like coffee, tea, energy drinks, etc. Some of these caffeine calculators also allow you to choose chocolate bars for calculating caffeine in Mg (milligrams). You can simply open these websites, choose the drinks you have consumed, and then they will automatically calculate the caffeine intake for you.

These websites are very useful for those who regularly take caffeinated drinks. Calculating the caffeine level in your body can help you check whether you’re exceeding the standard caffeine limit in your body. If you’re looking for something similar to calculate your blood alcohol level, then check out these 5 free BAC calculator websites.

online caffeine calculator

Note: The standard limit for a male or female adult is between 300mg to 400mg, and for a pregnant woman it is around 200mg. So, make sure you don’t take caffeine more than the standard limit. These numbers may be different depending on the country you are from, weight, etc.

Let’s get started with the caffeine calculator websites.

Caffeine Counter (by Coca-Cola):

Caffeine Counter (by Coca-Cola) is one of the best free online caffeine calculator. It allows you to easily calculate your caffeine intake based on drinks (like tea, coffee, coke, etc.) you have had. To get started, you would need to simply open the website and then you can see a “Caffeine Counter” box. On the left of the box, you can see some pre-defined drinks like 1 cup of tea, 1 mug of instant coffee, 1 can of relentless energy drink, 1 can of Coca-Cola, and so on.

Now, select the drinks which you have had, just by clicking on the associated “Add” button for calculating your caffeine intake. When you’re done adding drinks, it will automatically calculate and show your total caffeine intake for the day.

Omni Calculator:

Omni Calculator is another free and useful caffeine calculator website that lets you find your caffeine intake with ease. This one also uses the drinks (like coffee, tea, etc.) you have taken to calculate the caffeine quantity. After opening this website, you can see a simple calculator box on the left in which you can select the drinks and ultimately see the caffeine intake. You can choose different drinks like cups of tea, mugs of instant coffee, cans of cola, energy drinks, and more.

You can add 3 separate drinks and enter their quantity in numbers. You also get the option to choose whether you’re a child, teenager, pregnant, or an adult. As soon as you do that, it will automatically calculate the caffeine amount in your body.

Caffeine Calculator (by Visually):

Caffeine Calculator (by Visually) is also a free website that can be used to calculate your caffeine intake. It can do the same by using the amount of coffee, tea, etc. you have consumed. To begin, you would need to open the website and then click on the “Calculate My Caffeine Intake” button. After that, it will ask you to choose your gender and proceed to add drinks. You can add coffee (from Starbucks, Costa, etc.), their quantity, and also the type such as Americano, Brewed Coffee, Cappuccino, and more.

Similarly, you can add tea and other drinks like coke, energy drinks, etc. Once you’re done with that, it will generate the result and you can see the amount of total caffeine you have taken in a day. It will also show how much caffeine you have in your body under the daily standard limit.

Caffeine Calculator (Clockwork Research):

Caffeine Calculator (by Clockwork Research) can also be used to calculate caffeine intake online for free. For that, all it needs is the information of drinks you have consumed. When you visit the website, you can see the options to add the drinks on the homepage. It comes with various pre-defined drinks including filter coffee, instant coffee, cocoa, tea, energy drinks, and more. Now, all you need to do is enter the quantity you have taken by entering the number of cups in the input field associated with each drink.

As soon as you do that, it will generate the caffeine amount automatically and show it to you at the bottom. Based on your caffeine intake, this caffeine calculator will also tell you whether there is any negative effect on your body or not.

Caffeine Calculator (by MassiveJoes):

Caffeine Calculator (by MassiveJoes) is another free online caffeine calculator which allows you to seamlessly calculate the amount of caffeine you have in your body. This one lets you choose drinks you have taken and based on that it shows the result. After opening this website, you can see a search bar using which you can search for tons of drinks which include caffeine.

Now, search for the drinks you have consumed, and add them to calculate the amount of caffeine intake. You can add different types of coffee, tea, energy drinks, coke, etc. and manually choose the number of servings for each drink. As soon as you do that, it will automatically calculate the total caffeine intake for you.

Caffeine Calculator (by The Calculator):

Caffeine Calculator (by The Calculator) is another website that comes with the option to easily calculate the caffeine level in your body. This website also uses the caffeinated drinks you have had to determine the amount of caffeine. To begin, open the website and you can see the option to select the drinks and their quantity. It lets you choose 3 separate drinks for calculating the caffeine intake.

You can choose from various pre-defined drinks such as a cup of brewed coffee, cup of hot chocolate, mate, shot of espresso, tea-instant, etc. Once you’re done with selecting drinks, go ahead and hit the ‘calculate’ button. This will instantly calculate the total caffeine intake for you. You can also see the amount of caffeine based on each drink.

Caffeine Calculator (by EasyCalculation):

Caffeine Calculator (by EasyCalculation) is also one of the best free websites that can help you calculate the total caffeine intake with ease. You can simply choose the drinks you have had and then it will calculate the amount of caffeine automatically. To get started, you would need to open the website and then you will see various pre-defined drinks listed on the left of the calculator. Now, to add any drink, all you gotta do is click on the “Insert” button associated with it.

This way you can add as many drinks as you want and also choose the quantity. You can also choose whether you’re pregnant or not. When you’re all set, it will take the drinks and other options into consideration to automatically calculate the total caffeine level.

Caffeine Calculator (by ABC Catalyst):

Caffeine Calculator (by ABC Catalyst) can also let you calculate the caffeine level on your body based on the caffeinated drinks you have consumed. When you open the website, you will see different drinks categories like Fresh Coffee, Instant Coffee, Tea, Chocolate Drink, Energy Drinks, etc. From these categories, you can select the number of cups you have taken for each drink.

After that, click on the “Submit” button at the bottom and then it will generate the caffeine intake result. Unlike other websites in this post, it doesn’t actually show you numbers and instead shows the level of caffeine such as low, moderate, etc. But, it also displays a chart from which you can figure out how much caffeine is in your body after taking the drinks.

Caffeine Calculator (by The Real Java Widget):

Caffeine Calculator (by The Real Java Widget) is one of the simplest websites to calculate caffeine intake. It allows you to simply pick drinks including shots of espresso, ounces of brewed coffee, and ounces of soda to find the caffeine level. When you open the website, you will see a small box with the option to choose the number of drinks. After that, click on the “Submit” button and then it will instantly generate the result for you. You can see the amount of caffeine you have in your body.

It can also show the breakdown of caffeine amount based on individual drinks you have consumed. You can also see various nutritional facts and physical properties of the caffeine inside your body.

Caffeine Calculator (by Perfect Coffee At Home):

Caffeine Calculator (by Perfect Coffee At Home) is the last website in this list which also provides a simple option to calculate caffeine intake. Unlike the other caffeine calculators explained in this post, this one lets you choose only coffee for finding the caffeine level in your body. You can simply open the website and click on the “How many coffee did you drink” drop-down menu and select the number of cups.

It also asks you to select the time since you have had your last coffee. After that, click on the “Calculate” button to see the caffeine intake. It also shows a graph to determine how the caffeine level will decline in the next 24 hours if you don’t take any more caffeinated drinks.

Closing Words:

So, if you have been looking for a way to know how much caffeine you intake on daily basis, then these caffeine calculator websites can help you with that. They make it super easy for you to know how much caffeine you have in your body depending on the caffeinated drinks you have consumed. The results may not be accurate, but still, you can get a precise idea off the caffeine level.

Try these websites and let me know are they helpful in the comments.

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