Best Carbon Accounting Software - Page 4

How Many Carbon Accounting Software Products Does G2 Track?

Total Products under this Category: 199

Category Stats (Sep 2026)

  • Average Rating: 4.64/5 (↓0.01 vs Aug 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Ecologi (+0.48%) - Among all products in this category, Ecologi recorded the largest rating increase compared to last month

Last updated: September 29, 2026

How Does G2 Rank Carbon Accounting Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 3,100+ Authentic Reviews
  • 199+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Carbon Accounting Software

G2 Grid® for Carbon Accounting Software plotting products by satisfaction and market presence

Highlighted products: Watershed, osapiens, Workiva, Orki, Greenly, Seedling, Ecologi, and carbmee EIS.

Underlying data: [Grid® JSON](https://www.g2.com/categories/carbon-accounting/grids.json?focus%5B%5D=watershed&focus%5B%5D=osapiens&focus%5B%5D=workiva-workiva&focus%5B%5D=orki&focus%5B%5D=greenly&focus%5B%5D=seedling&focus%5B%5D=ecologi&focus%5B%5D=carbmee-eis)

Energy Manager

Energy Manager by Siemens is an energy management platform designed as a smarter way for organizations to manage utilities, reduce waste and reinvest in energy efficiency where it matters most. With access to real-time data and advanced energy analytics, Energy Manager sets the stage for facility managers to have data-driven discussions with intuitive reports and charts - without the need for energy expertise or training. Realize operational savings with Energy Manager by leveraging utility data to identify billing errors and low performing buildings. Raise stakeholder awareness and meet compliance requirements with unlimited reports. Use our simple tools to create configurable views, reports, charts and graphs on use/cost, carbon emissions, budget data, utility billing information, avoided cost and more. Energy Manager allows you to track your ENERGY STAR® rating with ENERGY STAR Sync.

Average Rating: 4.4/5.0

Total Reviews: 6

Who Is the Company Behind Energy Manager?

Who Uses This Product?

  • Company Size: 33% Large, 33% Medium

What Do G2 Reviewers Say About Energy Manager?

AI-generated summary from verified user reviews

Pros
  • Users love the customization capabilities of Energy Manager, making it a powerful and user-friendly tool.
  • Users appreciate the efficient data visualization in Energy Manager, enhancing their understanding of energy usage and carbon footprint.
  • Users find Energy Manager's ease of use impressive, as it simplifies data input and monitoring carbon footprint.
  • Users appreciate the efficiency improvements of Energy Manager, finding it powerful and easy to customize for their needs.
  • Users appreciate the linking functionality of Energy Manager, enhancing data visibility and ease of use.
Cons
  • Users find the difficult learning curve for customizing the Energy Manager's form somewhat annoying, but manageable with proper planning.
  • Users find the limited customization options challenging, facing a steep learning curve with frequent label changes.

What Are Recent G2 Reviews of Energy Manager?

RETScreen

RETScreen is a clean energy management software system for energy efficiency, renewable energy and cogeneration project feasibility analysis as well as ongoing energy performance analysis.

Average Rating: 4.7/5.0

Total Reviews: 13

Who Is the Company Behind RETScreen?

Who Uses This Product?

  • Company Size: 69% Small, 31% Medium

What Are Recent G2 Reviews of RETScreen?

What Are G2 Users Discussing About RETScreen?

Sage Earth

Reach net zero with carbon accounting software Sage Earth uses accounting data to build your business’s carbon footprint, helping you reach net zero emissions in your operations and supply chain.

Average Rating: 4.0/5.0

Total Reviews: 1

Who Is the Company Behind Sage Earth?

  • Seller: Sage Software
  • Year Founded: 1981
  • HQ Location: Newcastle
  • LinkedIn® Page: www.linkedin.com
    15,833 employees on LinkedIn®
  • Ownership: SGE.L
  • Phone: +1 (866) 996-7243

Who Uses This Product?

  • Company Size: 100% Medium

What Do G2 Reviewers Say About Sage Earth?

AI-generated summary from verified user reviews

Pros
  • Users value the ease of use of Sage Earth, enjoying its user-friendly platform for everyday tasks.

What Are Recent G2 Reviews of Sage Earth?

Sustainability and Carbon Management Platform

Sustainability and Carbon Management Platform Helps Companies Accelerate Net Zer

Average Rating: 4.0/5.0

Total Reviews: 1

Who Is the Company Behind Sustainability and Carbon Management Platform?

  • Seller: eCloudvalley
  • Year Founded: 2013
  • HQ Location: Sanchong Dist, TW
  • Twitter: @eCloudvalley
    66 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    540 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Sustainability and Carbon Management Platform?

Traace

Traace is an all-in-one Carbon Management SaaS that allows companies to meet their GHG reduction trajectory by deploying efficient decarbonisation programs. Through carbon accounting, value chain analysis, financial and carbon modelization of reduction actions - at each level of organisations. As pressure to address the climate challenge is increasing from all parts, companies struggle to create actionable roadmaps to reach their targets, especially when they have a high industrial or organizational complexity. This is where Traace comes into play bu providing a full-featured platform that empowers every part of the company to take action on their carbon emissions while providing detailed real-time reporting for internal and external use. Traace is a Carbon Management SaaS that allows companies to measure, analyze, simulate and decide actions to decrease their carbon emissions - at each level of their organizational structure. By using a unique approach, Traace helps each company regain control over their emissions so their carbon footprint becomes a competitive advantage.

Average Rating: 5.0/5.0

Total Reviews: 1

Who Is the Company Behind Traace?

  • Seller: Traace
  • Year Founded: 2020
  • HQ Location: Paris, FR
  • LinkedIn® Page: www.linkedin.com
    10 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Traace?

VelocityEHS | EHS Software to Outpace Risk

VelocityEHS is the global leader in EHS & Sustainability software, pioneering human-centered AI to make workplaces safer, faster. Protecting over 10 million workers worldwide, the VelocityEHS Accelerate® Platform delivers AI-driven innovation across Safety, Ergonomics, Chemical Management, and Operational Risk, and offers standalone solutions for Contractor Safety & Permit to Work, Environmental Compliance, and Sustainability. With the deepest bench of certified experts, from Ph.D. AI/ML scientists to board-certified ergonomists and safety professionals, VelocityEHS ensures trusted, human-centric oversight. Recognized as a 2025 Verdantix Green Quadrant Leader and SOC 2 Type II attested, we help companies outpace risk with speed and purpose. Learn more at www.EHS.com.

Average Rating: 4.4/5.0

Total Reviews: 183

Who Is the Company Behind VelocityEHS | EHS Software to Outpace Risk?

  • Seller: VelocityEHS
  • Company Website:
  • Year Founded: 1996
  • HQ Location: Chicago, US
  • Twitter: @velocityehs
    1,147 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    572 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: EHS Specialist, Safety Manager
  • Top Industries: Manufacturing, Hospital & Health Care
  • Company Size: 48% Medium, 38% Large

What Do G2 Reviewers Say About VelocityEHS | EHS Software to Outpace Risk?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use in accessing SDS sheets and managing contractor compliance seamlessly.
  • Users appreciate the intuitive design of VelocityEHS, finding it easy and natural to navigate the platform.
  • Users value the convenient organization of information and quick access to SDSs for efficient data management.
  • Users appreciate the user-friendly interface of VelocityEHS, enhancing efficiency in workplace safety assessments and collaboration.
  • Users praise the excellent customer support and easy-to-use interface of VelocityEHS, enhancing their experience significantly.
Cons
  • Users find the interface confusing, making it difficult to navigate and understand OSHA recordability requirements.
  • Users find the difficult navigation of VelocityEHS frustrating, especially with dashboards and help center options.
  • Users find the navigation poor, often struggling with a confusing dashboard and fragmented module access.
  • Users find the confusing UX in VelocityEHS hampers efficiency, especially in recordability and navigation.
  • Users find the learning curve challenging, often feeling lost when navigating options and features without training.

What Are Recent G2 Reviews of VelocityEHS | EHS Software to Outpace Risk?

Aclymate

A one-stop climate shop, with self-service carbon accounting and offset marketplace, Climate Bookkeepers to handle it all for you, and Climate Consultants to assist with standards such as SBTi and other custom needs.

Who Is the Company Behind Aclymate?

Asuene

Who Is the Company Behind Asuene?

  • Seller: Earthene
  • Year Founded: 2019
  • HQ Location: Minato-Ku, JP
  • LinkedIn® Page: www.linkedin.com
    139 employees on LinkedIn®

ASUENE LCA

ASUENE LCA is an LCA/CFP calculation service jointly developed by ASUENE Inc. and SuMPO. A variety of functions are available to enable even beginners to perform highly reliable calculations easily and without hesitation.

Who Is the Company Behind ASUENE LCA?

  • Seller: ASUENE
  • Year Founded: 2019
  • HQ Location: Minato-City, JP
  • LinkedIn® Page: www.linkedin.com
    120 employees on LinkedIn®

BigMile

Who Is the Company Behind BigMile?

  • Seller: BigMile
  • Year Founded: 2020
  • HQ Location: Maarssen, NL
  • LinkedIn® Page: www.linkedin.com
    18 employees on LinkedIn®

Biocode

Biocode is a common-sense carbon footprinting tool for food brands. Anyone can use it without previous experience, and it supports reporting, marketing and climate action – from farm to shelf. ​

Who Is the Company Behind Biocode?

CAALA

Who Is the Company Behind CAALA?

  • Seller: CAALA
  • Year Founded: 2016
  • HQ Location: Munich, DE
  • LinkedIn® Page: www.linkedin.com
    32 employees on LinkedIn®

CACPS

CACPS is a Window-based, user-friendly software tool that will significantly expand the capabilities of states and localities to analyze the benefits of various air pollution control scenarios and select and implement those that not only address traditional air pollutants, such as ozone precursors like nitrogen oxides and volatile organic compounds, carbon monoxide, sulfur oxides and particulate matter, but also greenhouse gases (GHGs), which cause global warming.

Who Is the Company Behind CACPS?

Capture

The Capture app makes it easy to track, reduce and remove CO2 emissions from everyday life.

Who Is the Company Behind Capture?

Lauren Worth
LW
Researched and written by Lauren Worth
Updated October 3, 2024