Software comparison
SunProjeX and T*SOL solve different parts of solar thermal work.
T*SOL is established engineering simulation software. SunProjeX is a browser based contractor platform for sizing, roof layout, proposals, and sales workflow. The right fit depends on the job you need the software to do.
At a glance
Engineering simulation and contractor workflow are not the same category.
Residential contractor design, roof layout, proposal, financing, and sales workflow
Dynamic simulation, optimization, and technical analysis
Browser based platform
Windows desktop application
Residential solar pool heating and domestic hot water
Hot water, space heating, pools, process heat, and large systems
Contractor focused sizing and customer presentation
Minute scale dynamic annual simulation and variant analysis
Pricing, financing, branded proposals, presentation, and signatures
Configurable technical project reports and profitability analysis
Comparison based on SunProjeX product capabilities and T*SOL product information published by Valentin Software. Product capabilities can change, so verify requirements with each vendor.
Choose by task
These products are built for different jobs.
T*SOL is for detailed dynamic simulation, control parameters, component variants, complex configurations, and engineering analysis across a broad solar thermal scope.
SunProjeX is for a residential contractor moving a pool heating or hot water opportunity from site information through sizing, roof layout, pricing, financing, and a customer proposal in one shared browser workflow.
Why the comparison exists
People researching solar thermal software may encounter both names. This page clarifies the category difference. It does not claim the products are interchangeable.
Common questions
Questions contractors ask
Is T*SOL a direct SunProjeX competitor?
Which tool is browser based?
Which tool includes contractor proposal workflow?
The contractor ecosystem
Connect design with the company that sells, installs, and services it.
SunProjeX handles solar thermal design and proposals. Contractors can carry the broader operation into related ProjeX platforms and prepare for free consumer calculators.
Run leads, jobs, permits, dispatch, field work, payments, service, and reviews in one solar operating platform.
Explore SolarProjeX → For every tradeFieldProjeXBring the same connected sales, office, and field workflow to HVAC, electrical, plumbing, remodeling, and other contractor businesses.
Explore FieldProjeX → Available now · Free to consumersEmbeddable calculatorsPool heating and hot water estimates for contractor, dealer, and manufacturer websites, with the lead returned to the participating business.
Use the calculators →From design to proposal
Put the solar thermal workflow in one place.
Try SunProjeX in your browser. No credit card is required to start.
Start free trial