Life & fun · alternatives · 2026

24 alternatives to Wattspan

Power smarter, save cost

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Wattspan launched in 2024; newer entries below may have overtaken it.

1. 1TD
   Terminal dashboard that throttles my PC during peak electricity rates▲98

   WattWise is a CLI tool that monitors my workstation’s power draw using a smart plug and automatically throttles the CPU & GPUs during expensive Time-of-Use electricity periods. Built with Python, uses PID controllers for smooth transitions between power states. Works with TP-Link Kasa plugs and Home Assistant.

   2025 · naveen.ing · its alternatives →

2. 2
   Wattagio▲157

   Powerful battery informer and save power assistant for Mac

   2018 · filincode.com · its alternatives →

3. 3
   Watt Predictions▲2

   Smarter Grids Start Here.

   2025 · wattpredictions.com · its alternatives →

4. 4
   WATT - Home Energy Monitor▲2

   Power to Save Electricity, Money and Environment

   2020 · form.typeform.com · its alternatives →

5. 5
   MeWatt▲71

   Real-time energy monitoring and analysis of your appliances

   2016 · its alternatives →

6. 6
   PowerPanel▲7

   The most Powerful yet easiest Powerpanel system in the World

   2021 · powerpanel.app · its alternatives →

7. 7
   Wattson▲74

   Rent/loan chargers, anywhere

   2023 · wattsonhealth.com · its alternatives →

8. 8
   Mac toolbar app to show electricity cutoff schedule▲105

   Introducing Electricity CutOff app

   2019 · mhasbini.com · its alternatives →

9. 9
   WattSmart.app▲2

   Smart energy tracking for cheaper electricity bills

   Aug 2026 · wattsmart.app · its alternatives →

10. 10
    HowMuchWatts▲5

    50 free calculators for home energy costs & savings

    Jul 2026 · howmuchwatts.com · its alternatives →

11. 11
    The Pitch - 29: Wattcost—Get Control of Your Home Electricity Use▲69

    David Soutar pitches his IoT startup to Clive Dickens in AU

    2016 · thepitch.show · its alternatives →

12. 12
    HelioCloud▲105

    Predict and prevent failure in solar plants

    2022 · smarthelio.com · its alternatives →

13. 13
    WattMate▲81

    Which app is draining your Mac, in watts and minutes saved

    29d ago · wattmateapp.com · its alternatives →

14. 14
    MeterLeader▲69

    Create energy saving challenges with real-time energy data

    2020 · meterleader.com · its alternatives →

15. 15
    Ecoisme 2.0▲109

    A smart energy monitor for your home appliances

    2017 · ecoisme.com · its alternatives →

16. 16
    inBalance▲65

    Electricity market forecasts; prices, solar, wind, and load

    2021 · inbalanceresearch.com · its alternatives →

17. 17
    Wattcost▲28

    Comprehensive smart home technology

    2014 · wattcost.com · its alternatives →

18. 18
    MeterStats▲82

    The ultimate app for keeping track of your energy usage

    2023 · pxlwaves.com · its alternatives →

19. 19
    PowerPot▲105

    Charge your mobile devices with just heat and water.

    2015 · its alternatives →

20. 20
    CostAware▲60

    Home appliance electricity cost calculator

    2023 · play.google.com · its alternatives →

21. 21
    WattSized▲2

    What size power station do you actually need?

    Jul 2026 · its alternatives →

22. 22
    NuWatt▲2

    Smart Solar Monitoring

    Jun 2026 · portal.nuwatt.co · its alternatives →

23. 23
    Energy Calculators▲5

    Smart tools to calculate, compare ,optimize your power usage

    Nov 2025 · energycalculator.blog · its alternatives →

24. 24
    Wattspeed▲11

    What is your website speed?

    2020 · wattspeed.com · 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 →