Version 1.1.4

HealhCalc is an app that helps you maintain a healthy lifestyle, by providing you with key numbers, that you can use when you train, and especially when you plan your meals.

HealhCalc calculates:

  • your BMI, your ideal weight, and your body fat percentage.
  • your daily caloric need and how much is safe to eat after exercising.
  • the optimal heart rate for the highest possible fat burn.


It integrates with the new HealthKit feature in iOS 8 if you want it to. Just turn on the values that you want HealthCalc to read or write from HealthKit, inside the HealthKit app


It is completely free but does contain advertising (or you can purchase premium which removes ads.

Available on the iPhone

Requirements: Compatible with iPhone, iPad, and iPod touch. Requires iOS 6.0 or later. WiFi, Edge, or 3G network connection not required.


Easy to use menus that are neatly organized to make calculations easier to find.

Calculations that explains things with clear text and easy to understand graphs.

Supports common weight and height units used around the world.

When we get some feedback you'll be able to see it here.

Where can I get support?

Right here on this page. Follow this link to write an email to us.

Can you tell me about the math?

You can read more about the math and more on these pages:

Body Mass Index

Basal Metabolic Rate

Body Fat Percentage

Who is Tanis?

Tanis is a small company driven to develop programs that we need for our own digital lives. Ease of use, neat design and good functionality is paramount when we make programs; whether it is a mobile app, a web site or a desktop program.

App Screenshots

Tanis HealhCalc 1.1.4

Released on November xxth, 2014
  • iOS 8.x compatibility
  • Minor bug fixes

Tanis HealhCalc 1.1.2

Released on August 28th, 2014
  • Released due to a problem with Apples backend

Tanis HealhCalc 1.1.1

Released on January 22nd, 2014
  • Bug fix in purchase premium mode

Tanis HealhCalc 1.1.0

Released on January 16th, 2014
  • Supports both portrait and landscape orientation
  • Premium mode can be purchased which removes ads

Tanis HealhCalc 1.0.2

Released on January 9th, 2014
  • Bug fixes.

Tanis HealhCalc 1.0.1

Released on November 27th, 2013
  • Bug fixes.
  • Updated to support iOS 7

Tanis HealhCalc 1.0

Released on September 7th, 2013
  • First release.

All Fields Are Required

Get In Touch

If you have any problems, suggestions or want to help localize HealhCalc to your local language, feel free to contact us: