- the most reliable RC Calculator on the Web

 news - August 25th

For the next release we are looking for a japanese translator for a few therms - thanks for your help and contating us at info[at]ecalc.ch

8/25/16 - Motor database updated: new TGY SK3, SunnySky M & XS

8/14/16 - Database updated: HengLi BM-, F-, Q- & W-Series / VasaFan 90, 110 & 120 added

7/14/16 - xcopterDesigner Version 1.01 - a handy tool to optimise and visualise your copter design

6/20/16 - more than 5 million visits since february 2010!
We are proud to welcome the 5th-millionst visit since counting back in february 2010. Our community is constantly crowing.... Thanks to all for supporting eCalc.

4/7/16 - new eCalc Version 6.70 available - What's new?
If you have problems to run the new version, please proceed according the General Procedure here...

We apprecite your scan's of any article about eCalc you read in your prefered RC Magazine - info[at]ecalc.ch


The restricted Demoversion with reduced functionality and 25% random database is for free. Sign-up now and become an eCalc Member today with instant access to the full funcionality and over 7000 predefined components.


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about eCalc

Since 2004 eCalc provides web-based quality services to simulate, calculate, evaluate and design electric motor driven systems for RC (remote controled) models.

Follow us on Twitter @eCalc_e  or on Facebook Group eCalc to get the latest news.

Is my Motor available?
Wondering your motor is in the Database? ...check the full motor list. If you motor is missung just provide us with the specifications...

Did you find a bug or data error?
please report to info[at]ecalc.ch with detailed discription and screen shot - Thank you.

Missing your Language?
We are looking for experienced RC Pilots willing to translate eCalc from english or german to any other language. Please contact us info[at]ecalc.ch.

terms & conditions

The private use is granted without restrictions. The copyright applies.

The commercial use without any contract with Solution for All Markus Mueller is expressly prohibited. For the contracted  commercial users the Terms & Conditions applies. 

Interested in a commercial use? Please contact us by email: info[at]ecalc.ch.

copyright & author's right

All source codes, data, texts, pictures and graphs and their arrangements are subject to copyright and are the intellectual property of Solution for All Markus Mueller. They may neither be copied for forwarding nor used in an amended form or on other websites or servers or any kind of electronic device.

© by Solution for All Markus Müller  -  www.eCalc.ch  -  info[at]eCalc.ch