Are you considering installing solar panels on your home or business but don't know where to start? One of the best tools you can use to determine the feasibility and potential savings of solar energy is a solar energy calculator. In this article, we will discuss the best free solar energy calculators available.

1. EnergySage Solar Calculator: EnergySage offers a free solar calculator that provides a comprehensive analysis of your solar potential. By inputting your location, energy usage, and other relevant details, the calculator estimates your potential energy savings, payback period, and the size of the solar system you need. It takes into account factors such as local weather patterns and available incentives to provide accurate results.

2. Google Project Sunroof: Google Project Sunroof uses aerial imagery and data to estimate the solar potential of your roof. By simply entering your address, the tool analyzes factors like roof orientation, shading, and local weather patterns to provide an estimate of your solar savings potential. It also provides information about available solar providers in your area.

3. PVWatts: PVWatts, developed by the National Renewable Energy Laboratory (NREL), is a widely-used solar calculator. It uses advanced algorithms to estimate the energy production and savings of a solar system. By inputting basic information such as location, system size, and tilt angle, PVWatts provides an annual energy production estimate and potential savings. It also takes into account factors like shading and temperature to provide accurate results.

4. Solar-Estimate.org: Solar-Estimate.org offers a free solar calculator that provides a detailed analysis of your solar potential. By answering a series of questions about your location, energy usage, and roof characteristics, the tool estimates the cost, savings, and payback period of a solar installation. It also provides a detailed breakdown of your estimated monthly savings and the financial return on investment.

5. SunPower Instant Design Tool: SunPower's Instant Design Tool is a user-friendly calculator that estimates the potential energy production and savings of a SunPower solar system. By inputting your address and average monthly electricity bill, the tool provides an estimate of your potential savings, the size of the solar array needed, and available incentives. It also offers a virtual view of how solar panels might look on your roof.

6. Pick My Solar: Pick My Solar offers a free solar calculator that provides an estimate of your solar potential. By inputting your address, utility provider, and energy usage, the tool analyzes local solar incentives and available financing options to estimate cost, savings, and payback period. It also compares multiple solar quotes to help you make an informed decision.

In conclusion, if you are considering going solar, using a solar energy calculator can help you determine the feasibility and potential savings of a solar installation. The above-mentioned calculators are some of the best free tools available that provide accurate and detailed analysis. By inputting your location, energy usage, and other relevant information, these calculators estimate your energy production, savings, and payback period. So, take advantage of these resources and make an informed decision about installing solar panels on your home or business today.