There is a lot of apps getting around these days from massive influences that magically spit out your macros 5secs after you enter all your information, they are cheap & easy to use, but they might not be the best option for you, here’s why. 

https://rowenasmart.com.au/why-a-human-working-out-your-macros-is-better-then-an-app-calculator/ 

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