Shared success: Stiebel Eltron’s MyStiebel app recognized for digital excellence
Proekspert’s work on the MyStiebel app for Stiebel Eltron has been independently recognized by Stiftung Warentest – the German consumer authority – for setting new standards in digital excellence and product trust.
The Stiebel Eltron WPL-A 10.2 Plus HK 400 heat pump system was recently recognized by Stiftung Warentest – earning a top “GUT (2,2)” rating and second place overall. Within this comprehensive evaluation, the MyStiebel app and backend, developed by Proekspert, received the highest possible grade for privacy, security, and usability in the digital services category.
A win built on true collaboration
This achievement highlights more than technical expertise – it speaks to the deep, ongoing partnership between Stiebel Eltron and Proekspert. Together, we’ve delivered a solution that empowers homeowners with secure, intuitive remote control for heating and hot water – making everyday life easier.
Delivering value for homeowners and industry
Every aspect of the MyStiebel solution – from cloud architecture to mobile user experience – was crafted to empower Stiebel Eltron homeowners with reliable, remote control of their heat pumps, cooling, and hot water. And thanks to our deep partnership, every rollout is built to scale for tomorrow’s needs.
“Working alongside Stiebel Eltron, we set out to prove that industrial apps can be both cutting-edge and user-friendly. Independent validation by Stiftung Warentest shows what’s possible when you combine ambitious engineering, business vision, and true partnership. Every great product win starts with shared goals and trust.”
Tiina Kalju, IoT-Cloud Integration and Applications Lead, Proekspert
Curious how we did it?
Read the full case study to explore the strategy, technical challenges, and business results behind this award-winning solution.
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