Life & fun · alternatives · 2026

24 alternatives to PowerX

Save $400 per year on your water heating bill

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. PowerX launched in 2020; newer entries below may have overtaken it.

1. 1
   Hybrid Water Heater Savings Calculator▲73

   See how a new water heater can save you hundreds in fuel

   2023 · thezeropercentclub.org · its alternatives →

2. 2BA
   Build A Personal Power Plant for $200▲373

   2017 · gridlesskits.com · its alternatives →

3. 3
   Climatize▲234

   Invest in renewable energy projects. Earn up to 10% annually

   2025 · climatize.earth · its alternatives →

4. 42S
   $200 Solar Self-Sufficiency  Without Your Landlord Noticing▲491

   2017 · medium.com · its alternatives →

5. 5
   Your Home to Zero▲74

   Find out how get your home closer to net zero and save money

   2021 · bubble.io · its alternatives →

6. 6
   Ohmbolt▲7

   Find $45-150+ in electricity savings in 30 seconds with AI

   Nov 2025 · ohmbolt.com · its alternatives →

7. 7
   My $1k self-install, off-grid solar backup build for renters▲236

   Sunboxlabs - Premium Solar Kits for self-install clean energy, and batteries for backup, off-grid & outdoors.

   2024 · sunboxlabs.com · its alternatives →

8. 8
   Ecologi▲112

   Grow your own forest and decarbonize the world.

   2020 · ecologi.com · its alternatives →

9. 9
   Mistbox 2.0▲125

   Save ~33% on your air conditioning bill every year

   2017 · kickstarter.com · its alternatives →

10. 10
    METERIE –Save your Energies, Save Planet▲2

    Forecast & Save on your Electricity, Gas, Heat, Water bills

    2021 · its alternatives →

11. 11
    Nebia by Moen Quattro▲80

    High-pressure water-saving shower

    2021 · kickstarter.com · its alternatives →

12. 12
    Windie App▲69

    Saving you money on your home heating and cooling bill

    2019 · its alternatives →

13. 13
    PumpGPT▲232

    GPT that saves you 60% on AWS, for free

    2023 · pump.co · its alternatives →

14. 14
    Renewables.org Gift Cards▲112

    The gift of climate impact, that pays back in cash

    2023 · renewables.org · its alternatives →

15. 15
    Huglo Comparison App▲13

    Compare electricity plans and save money by switching

    2024 · app.huglo.com.au · its alternatives →

16. 16
    Inspire▲87

    Power your home with wind energy in under 5 minutes

    2017 · inspirecleanenergy.com · its alternatives →

17. 17
    Autowater▲89

    Make any faucet touchless and automatic

    2017 · indiegogo.com · its alternatives →

18. 18
    Heatbit▲114

    First-ever Bitcoin-mining heater

    2022 · heatbit.com · its alternatives →

19. 19HP
    Heat Pump Cost Comparison▲7

    2022 · siecje.github.io · its alternatives →

20. 20
    QXMP PAY▲13

    Slash your energy bills using smart tokens not smart meters

    2025 · pay.qxmp.ai · its alternatives →

21. 21
    Unprompt▲75

    Your AI usage in dollars and liters of water

    21d ago · apps.apple.com · its alternatives →

22. 22
    Waterpebble▲71

    Your little water saver

    2014 · waterpebble.com · its alternatives →

23. 23
    Q&C Nano Water Dispenser▲68

    The most energy efficient smart water dispenser

    2017 · qcwatercoolers.com · its alternatives →

24. 24
    TouchLight Energy Automation Software▲7

    Increase Solar ROI & Reduce solar quotes by up to $12,000

    2020 · 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 →