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100% GDPR compliant
White-Label Ready
Live in days
Our Products

Three Engines. One Ecosystem.

From inquiry to installation – loumi supports the entire heat pump sales process.

Available now

Closing Engine

From lead to quote in minutes

  • Automatic lead qualification
  • AI-based heat load calculation
  • Real-time quote generation
  • White-label integration
  • CRM connection
Discover Closing Engine
Q3 2026

Compare Engine

Intelligent quote comparison

  • Multi-provider comparison
  • Automatic evaluation
  • Transparent cost breakdown
  • Subsidy optimization
  • PDF export for customers
2027

Build Engine

From planning to installation

  • Digital measurement capture
  • Material & resource planning
  • Technician coordination
  • Real-time project status
  • Acceptance documentation
It's that simple

How loumi Works

In just three steps to the optimal heat solution

1

Data in: Customer & Building

Input of building data and customer requirements via intuitive interface.

2

Digital twin & heat solution automatically

AI-based calculation automatically creates optimal heat solution and digital twin.

3

Offer, planning & implementation from one system

From offer to implementation – everything from one source, seamlessly integrated.

4

Closing & Handover

Digital signature, automatic documentation, and seamless handover to installation.

Everything you need

The Closing Engine combines all tools for your digital heat pump sales

Interactive Configurator

Step-by-step building data capture with intelligent validation.

Digital Twin

Automatic heat load calculation and precise product recommendation for every building.

Real-Time Calculation

Instant calculation of prices, subsidies, and savings.

Lead Qualification

Automatic classification by feasibility, urgency, and potential.

White-Label Option

Your brand, your domain, your colors – full control over appearance.

CRM Integration

Seamless connection to existing systems via API or standalone use.

Speed & Impact

Live in days, not months.

0%
Time Savings

less effort per quote

+0%
Conversion Rate

higher closing rate

0 Min
Quote Generation

instead of hours per quote

For whom?

Ideal for

  • Energy providers
  • Installation companies
  • Platforms
  • OEM-adjacent companies

Less suitable for

  • Individual craftsmen without scaling goals
  • Hobby users and private individuals

Set up in minutes. Start right away.

Start your free pilot project now or schedule a personal demo.

No credit card required Setup in 15 minutes 100% GDPR compliant