Life & fun · alternatives · 2026

24 alternatives to EnergyCalc

Power Your Proposals, Maximize Your Savings

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Changers▲56

   The solar energy community

   2014 · changers.com · its alternatives →

2. 2
   Goal Zero▲69

   Power anything anywhere with portable solar power

   2014 · goalzero.com · its alternatives →

3. 3
   SunCalc▲147

   Find out where the sun will be at any time in any location

   2017 · suncalc.net · its alternatives →

4. 4
   SolarAssets▲136

   Simple investments in solar energy driven by web3

   2023 · solarassets.app · its alternatives →

5. 5
   Energy Calculators▲5

   Smart tools to calculate, compare ,optimize your power usage

   Nov 2025 · energycalculator.blog · its alternatives →

6. 6
   Mosaic▲75

   Crowdfund solar energy projects, get a profit as an investor

   2014 · solarservicingllc.com · its alternatives →

7. 7
   Project Sunroof▲80

   Search for your home. Discover your solar savings potential.

   2019 · sunroof.withgoogle.com · its alternatives →

8. 8
   Solar Power World▲58

   Finding funding for small commercial solar.

   2016 · soundcloud.com · its alternatives →

9. 9
   SolarCalcPro▲1

   Calculate Solar Savings, Battery Size & EV Costs for US

   Apr 2026 · solarcalcpro.com · its alternatives →

10. 10
    Bright▲83

    Bringing solar to the developing world

    2015 · thinkbright.mx · its alternatives →

11. 11
    SunOpps▲71

    Go Solar: one-stop budgeting, design and installation

    2014 · its alternatives →

12. 12
    Pulse▲78

    A portable battery charger with a solar panel

    2014 · its alternatives →

13. 13
    MeterLeader▲69

    Create energy saving challenges with real-time energy data

    2020 · meterleader.com · its alternatives →

14. 14
    Solar Savings Calculator▲6

    Quickly estimate how much you can save on energy bills

    2025 · solar-panelcalculator.netlify.app · its alternatives →

15. 15
    Carbon Calc▲11

    Easily calculate and track your carbon footprint

    2024 · carbon-mauve-eight.vercel.app · its alternatives →

16. 16
    SpecCalc Hub▲2

    Free engineering calculators with transparent formulas

    May 2026 · speccalchub.com · its alternatives →

17. 17
    EnergyCALC - Energy usage calculator▲2

    Calculate household appliance electricity cost & consumption

    2019 · play.google.com · its alternatives →

18. 18
    EnergyAtIt▲5

    Build on the API layer between AI agents and the power grid

    Feb 2026 · its alternatives →

19. 19
    Powered by Battery▲57

    ideas & insights for entrepreneurs (from Battery Ventures)

    2014 · battery.com · its alternatives →

20. 20
    Entrepreneurial Thought Leaders - The science and incentives behind solar▲62

    Lyndon Rive, Tim Draper (Solar City)

    2015 · web.stanford.edu · its alternatives →

21. 21
    Project Sunroof▲12

    Mapping the planet's solar energy potential

    2015 · sunroof.withgoogle.com · its alternatives →

22. 22
    EcoEnergyCalc▲2

    Free energy & carbon footprint calculators. No signup.

    Jun 2026 · ecoenergycalc.com · its alternatives →

23. 23
    Mercedes-Benz Energy Storage Home▲5

    A modular system empowering greater renewable energy usage

    2017 · mercedes-benz.com · its alternatives →

24. 24
    Solar System Calculator▲5

    Solar Simplicity: Calculate, Quote & Shine with Green Energy

    2023 · brightsolarsolution.online · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →