Work · alternatives · 2026

24 alternatives to EcoEnergyCalc

Free energy & carbon footprint calculators. No signup.

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
   Carbon Neutral Website▲107

   Calculate and optimize web page carbon footprint

   2023 · carbonneutralwebsite.org · its alternatives →

2. 2
   Jules▲219

   Offset your carbon footprint entirely

   2022 · meetjules.com · its alternatives →

3. 3
   CarbonSutra▲70

   API for estimating carbon emissions of organizations

   2023 · carbonsutra.com · its alternatives →

4. 4
   YAYZY▲135

   Track the carbon footprint of each purchase in real-time

   2020 · yayzy.com · its alternatives →

5. 5
   Trip to Carbon▲144

   A carbon footprint calculation API for travel.

   2019 · triptocarbon.com · its alternatives →

6. 6
   Crypto Carbon Footprint Calculator▲115

   Calculate & offset emissions from your cryptocurrencies

   2021 · its alternatives →

7. 7
   Carbon Calculator for Email▲86

   Calculate the carbon footprint of your email marketing

   2023 · ecosend.io · its alternatives →

8. 8
   Website Carbon Calculator▲105

   Find out the how much CO2 your website emits

   2019 · websitecarbon.com · its alternatives →

9. 9
   Environmental Calculator Suite▲8

   Measure your impact and find practical ways to reduce it

   Jul 2026 · freewww.com · its alternatives →

10. 10
    Carbon Ledger▲94

    Measure the carbon footprint of transaction data

    2021 · carboninterface.com · its alternatives →

11. 11
    Reduce.▲98

    Automatically track, reduce, & offset your carbon footprint.

    2019 · reduceapp.com · its alternatives →

12. 12
    Carbon Visualiser▲81

    See your CO2 in burgers, basketballs, pufferfish and more

    2019 · its alternatives →

13. 13
    Carbon Calc▲11

    Easily calculate and track your carbon footprint

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

14. 14
    Biocode▲70

    Carbon footprint calculator that makes sense

    2023 · biocode.io · its alternatives →

15. 15
    Carbonly 🌿▲69

    An Online Carbon Footprint Tracker 🌿💨

    2020 · its alternatives →

16. 16
    Tred▲125

    Plant trees as you spend & track your carbon footprint

    2022 · its alternatives →

17. 17
    VYVE▲100

    Easily understand, track and reduce your carbon footprint.

    2020 · apps.apple.com · its alternatives →

18. 18
    Greenr▲125

    Track, reduce, compete and offset your carbon footprint

    2021 · its alternatives →

19. 19
    Commons▲119

    Lower your carbon footprint

    2023 · thecommons.earth · its alternatives →

20. 20
    Sustaio▲99

    Get paid to reduce your carbon footprint

    2023 · sustaio.com · its alternatives →

21. 21
    Solar Savings Calculator▲6

    Quickly estimate how much you can save on energy bills

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

22. 22
    SpecCalc Hub▲2

    Free engineering calculators with transparent formulas

    May 2026 · speccalchub.com · its alternatives →

23. 23
    CrbonFree▲61

    Audit-grade carbon numbers for every AI token you use

    28d ago · crbonfree.com · its alternatives →

24. 24
    Website Carbon Footprint Calculator▲8

    Check your website’s carbon impact with real-time insights

    2025 · thecarbonfootprint.ai · 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 →