Plans and subscriptions
What’s the cost of one bad decision? Southern Lights pays for itself in hours saved, risks avoided, and deals secured. Start with a free trial, explore the platform risk-free, and upgrade when you’re ready.
Flexible pricing that grows with your team
Southern Lights runs on a user-based subscription model, simple and scalable. The more team members you add, the lower the cost per user. Designed to support collaboration without inflating your budget.
All features, updates, and support are included in one subscription.

Workspace & collaboration features
- Project library shared across your team
- Role-based access control
- Scenario comparison tools
- Project maturity tracking
- Detailed investor ready reports
- Included onboarding and ongoing expert support
Analytical & technical features
- Full-stack hydrogen and Power-to-X modeling for design and performance
- Electrolyzer database and component catalog
- Hourly simulation of energy, hydrogen and Power-to-X flows
- Costing and budgeting tools for project economic assessment
- Financial simulations, project finance, cashflow and profitability metrics
- Optimal sizing, Sensitivity analysis and scenario comparison tools
Getting started
We focus on building long-term relationships, so our onboarding is designed to ensure you get value from day one.
When you subscribe:
- Your organization gets an account – users within it can collaborate on projects.
- Onboarding included – we schedule onboarding sessions tailored to your needs.
- Expert support – our energy and software experts are available to help whenever you need.