reliable electric drive simulations

Size propulsion quantitatively — before you buy hardware

eCalc helps UAV/VTOL teams and universities run motor, propeller, ESC and battery combinations on one of the most comprehensive component databases on the web. Fewer wrong purchases, design choices you can defend, short iteration cycles — in the browser, without an install project.

Commercial University since 2004 Request a quote xcopterCalc propCalc

Company — Commercial UAV / VTOL / Robotics

Commercial — for product and prototyping teams

Lock in propulsion before purchasing and before the bench
Explore hover, load, efficiency and critical operating points in xcopterCalc / propCalc
Large motor database including manufacturer data — less guesswork
Fits OEMs, system integrators, shops and service providers who size drives as part of their work

License & billing:
Separate commercial license for individuals or teams — a private membership is not enough. Pricing on request. Invoices can be settled simply via PayPal and credit card. VAT: reverse charge procedure where applicable.

Request a commercial quote

University — Course & Lab

University — Course & Lab for teaching and research

Students and lab teams size drives quantitatively — decisions they can defend
Less lab budget wasted on unsuitable hardware
Course: scales with class size — Bundle when several tools are needed; Single-Tool when e.g. only xcopterCalc or only propCalc is enough
Lab: grows with you — from academic lab to industry project; commercial license when use outgrows academic scope

Academic offer (no public price list):
Semester/year packages matched to your class size — Lab licenses tailored to your research and projects.

Request a Course or Lab quote

Proven — not only for hobby use

Web-based drive simulation since 2004; hundreds of millions of setup simulations
One of the most comprehensive brushless motor databases online
Used in industry and prototyping (see Partners) as well as in research and teaching
Browser-based: Windows, macOS, Linux, tablet — no client install

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Membership ≠ Commercial / Campus

Private memberships on the Buy private page cover private use only. Once sizing is commercial work, or you organise shared access for a course or lab, you need the matching agreement.

More detail: Private vs commercial

For commercial and academic users we are happy to prepare an individual quote tailored to your needs. Use the form or email sales@ecalc.ch.

Tell us briefly — we reply with a fitting quote

Required fields are marked *. No prices on this page.

Name

Organisation (company / university / institute)

Role

Use case

Tools needed

Bundle (several tools)

xcopterCalc

propCalc

Team or class size

Invoice / purchase order needed?

Country

Short description

No public price list — you receive a quote by email. Or write directly to sales@ecalc.ch.