Compare the Top Free Emissions Management Software as of January 2026

What is Free Emissions Management Software?

Emissions management software helps organizations monitor, track, and report their greenhouse gas emissions and environmental impact to comply with regulations and support sustainability goals. It collects data from various sources such as energy use, transportation, and industrial processes, providing analytics to identify emission trends and reduction opportunities. The software often includes tools for regulatory reporting, carbon accounting, and scenario modeling to help businesses plan and implement emission reduction strategies. By automating data collection and reporting, it improves accuracy, transparency, and decision-making. Ultimately, emissions management software supports organizations in minimizing their carbon footprint and enhancing environmental responsibility. Compare and read user reviews of the best Free Emissions Management software currently available using the table below. This list is updated regularly.

  • 1
    Greenly

    Greenly

    Greenly

    From understanding your carbon footprint to reducing your emissions, we’ll be there. Our team will guide you each step of the way. From onboarding to measuring your carbon footprint, to reduce it, all the way to communicate it with the public and your stakeholders. You don’t have to be a scientist to make a difference. Our climate experts will provide you with actionable steps to reducing your carbon footprint simply and easily. Activity-based & spend-based approaches are complementary and are essential to thoroughly assess your CO2 emissions. Accelerate your climate transition while reducing your team's workload with the world's first carbon footprinting solution. State-of-the-art technology coupled with a team of climate experts to support you at every stage of your company's transition to a sustainable model. We take everything into account to give you precise outcomes and we do it fast.
    Starting Price: $199 per month
  • 2
    Sweep

    Sweep

    Sweep

    Reduce carbon emissions in your business and value chain. Adjust your carbon program to your company and value-chain, not the other way around. Whether you think in products, divisions or locations, Sweep mirrors the way your business is organized, making it easy to assign and track tasks, and visualize every action in one place. It’s a flexible system that we call ‘trees’, and it powers every interaction on Sweep. From start-up to enterprise, Sweep scales to a limitless number of employees. And from single sign-on to advanced APIs, it works together with your existing infrastructure. Assign a part of your program with just one click – and give them access to all the tools they need to make a difference. Link your tree with other companies to securely exchange data and collaborate on a credible net zero journey across scopes 1, 2 and 3.
  • 3
    Verdafero

    Verdafero

    Verdafero

    Report GHG emissions. Receive automatic alerts and daily/monthly /annual reports by meter, facility or property portfolio. Verdafero InSights™ is a patented Software-as-a-Service (SaaS) platform designed to securely monitor, analyze and report across utilities for any size property portfolio. Verdafero InSights™ can also be used to detect utility leaks, theft and efficiencies as well as forecast trends. InSights™ can also identify upgrade projects head off future issues, save money and increase operating profits. Automatically calculate GHG emissions for ESG and sustainability reporting. As recognized industry experts, Verdafero consults with large and small businesses to help reduce their energy usage and costs through energy efficiency. Verdafero’s experienced engineers carry out investigations into a building’s use of energy to produce detailed reports that highlight areas of concern.
  • 4
    Persefoni

    Persefoni

    Persefoni

    Persefoni’s SaaS Platform enables companies and financial institutions to easily meet stakeholder and regulatory climate disclosure requirements and requests. Calculating carbon footprints, meeting climate disclosure requests, and achieving net-zero used to be hard. With Persefoni you don’t need to be a technical expert. Just answer simple questions, upload your data, and our automated Persefoni Advisor™ will guide you through the process from beginning to end. You don’t need any pre-existing knowledge of climate disclosure frameworks or carbon accounting methodologies to get started with Persefoni. Included in your subscription is a rich suite of options for deployment and support. Choose between structured, expert-led roll-out support or completely self-service onboarding via an extensive library of how-to articles and videos in our knowledge base.
  • 5
    Early Phase Integrated Carbon (EPIC) Assessment
    The Early Phase Integrated Carbon (EPIC) assessment is a whole life carbon tool built by EHDD to support climate-positive design decisions in early project phases when data is scarce but the potential for emissions reduction is high. To overcome the scarcity of data, EPIC uses a model that combines regionally-specific background data, forward-looking projections, peer-reviewed findings, and common sense assumptions to assess the relative impact of a variety of carbon reduction measures on a project’s embodied, operational, and landscape carbon footprints. EPIC is designed to allow a user to enter a strict minimum of project parameters and to test a wide range of the most meaningful carbon reduction strategies. EPIC is available both as an open access web application or via paid access to our API.
    Starting Price: $0
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