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Best Environmental, Energy & Sustainability Software in 2026

Environmental, energy and sustainability software supports work in these areas, from free services to paid platforms. Examples include Energy Star Portfolio Manager, Measurabl, CarbonChain and EnergyElephant.

  1. 1

    Persefoni

    Free plan APIWeb

    Persefoni combines emissions accounting coverage with guided disclosure tools and anomaly detection.

    6.8 Free plan Visit site
  2. 2

    EnergyElephant

    Free trial AndroidAPIiPhone+1

    EnergyElephant brings utility data, emissions reporting and cost analysis into one platform. Its pricing model is tied to meters or data points, and the trial offers access before committing.

    6.3 From $7.30/mo · 14-day trial Visit site
  3. 3

    GridPoint Intelligence

    Free trial AndroidiPhoneWeb

    GridPoint Intelligence combines building monitoring, operational automation, and HVAC management for commercial customers.

    6.1 Pricing on request Visit site
  4. 4

    Energy Star Portfolio Manager

    by U.S. Environmental Protection Agency
    Free plan
    6.0 Visit site
  5. 5

    EnergyCAP

    Paid APIMacWeb+1

    EnergyCAP covers utility billing, energy analysis, auditing, and cost allocation across multi-building portfolios.

    5.9 Pricing on request Visit site
  6. 6

    CarbonChain

    Paid APIWeb

    CarbonChain combines emissions measurement, supplier analysis, and disclosure workflows for commodity-related organizations.

    5.8 Pricing on request · 14-day trial Visit site
  7. 7

    Measurabl

    by Measurabl
    Free plan
    5.8 Visit site
  8. 8

    Plan A

    Paid APIWeb

    Plan A combines emissions measurement and reporting with target-setting and reduction planning for businesses. Buyers should note that pricing is on request and CSRD reporting is an add-on.

    5.2 Pricing on request Visit site
  9. 9

    SpheraCloud

    Paid AndroidiPhoneWeb

    SpheraCloud Health and Safety Management combines safety records, reporting, and compliance workflows, with mobile and kiosk reporting options.

    5.2 Pricing on request Visit site
  10. 10

    Normative

    Paid Web

    Normative combines emissions accounting, reporting, and reduction support with tools for supplier and product-level work. Pricing is not published, so prospective customers need to request it.

    5.1 Pricing on request Visit site
  11. 11

    Watershed

    Paid APIWeb

    Watershed combines emissions measurement, ESG reporting, and decarbonization planning in one platform.

    5.0 Pricing on request Visit site
  12. 12

    Sweep

    Paid Web

    Sweep brings emissions data collection, reporting, and AI-assisted workflows into one sustainability platform.

    4.9 Pricing on request Visit site
  13. 13

    Enablon

    Paid AndroidiPhoneWeb

    Choose Enablon if its supported frameworks, risk assessment capability, and remediation workflows fit your organization’s needs.

    4.8 Pricing on request Visit site
  14. 14

    Coolset

    by Coolset
    Paid
    4.7 Visit site
  15. 15

    CorityOne

    by Cority
    Paid Web
    4.7 Visit site
  16. 16

    Conservice ESG

    by Conservice
    Paid
    4.5 Visit site
  17. 17

    Greenly

    by Greenly
    Paid Web
    4.5 Pricing on request Visit site
  18. 18

    IBM Envizi

    Paid Web
    4.5 Pricing on request Visit site
  19. 19

    Salesforce Net Zero Cloud

    Paid Web
    3.9 Pricing on request Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

Compare the pricing model, any free plan or trial, stated price, and supported platform before choosing. If you need to read or change code, check the software licence and terms.

Questions

Is environmental, energy and sustainability software available for free?

Yes. Energy Star Portfolio Manager and Measurabl list free plans. Check the plan terms to see whether they fit your needs.

Do these tools offer free trials?

Trial availability varies. CarbonChain and EnergyElephant list 14-day trials. Check the current terms before signing up.

Which platforms do these tools support?

The category includes tools for web, API, iOS, Android, macOS and Windows. Confirm the platform for the product you are considering.

Can I find pricing online?

Some paid products list a starting price, while others say pricing is on request. EnergyElephant lists a plan from $7.30 per month.

What should I check before using open-source software?

If reading or changing code matters, review the software licence and confirm that its permissions match your intended use.

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