Greenly vs KEY ESG Comparison: Reviews, Features, Pricing & Alternatives in 2026

Detailed side-by-side comparison to help you choose the right solution for your team

Updated Apr 2026 8 min read

Greenly

0.0 (0 reviews)

Greenly is a carbon management platform that helps you measure, track, and reduce your corporate carbon footprint through automated data collection and certified reporting to meet global sustainability standards.

Starting at --
Free Trial NO FREE TRIAL
VS

KEY ESG

0.0 (0 reviews)

KEY ESG is a specialized sustainability management software that helps you automate ESG data collection, regulatory reporting, and carbon footprint tracking to improve your environmental and social performance.

Starting at --
Free Trial NO FREE TRIAL

Quick Comparison

Feature Greenly KEY ESG
Website greenly.earth keyesg.com
Pricing Model Custom Custom
Starting Price Custom Pricing Custom Pricing
FREE Trial ✘ No free trial ✘ No free trial
Free Plan ✘ No free plan ✘ No free plan
Product Demo ✓ Request demo here ✓ Request demo here
Deployment saas mobile saas
Integrations NetSuite QuickBooks Xero AWS Google Cloud Microsoft Azure Shopify Slack Salesforce SAP Microsoft Excel ERP Systems HR Software Energy Management Tools
Target Users small-business mid-market enterprise small-business mid-market enterprise
Target Industries
Customer Count 0 0
Founded Year 2019 2021
Headquarters Paris, France London, UK

Overview

G

Greenly

Greenly helps you simplify the complex process of corporate carbon accounting by automating data collection from your existing business tools. You can track your Scope 1, 2, and 3 emissions in real-time, giving you a clear picture of your environmental impact across your entire value chain without manual spreadsheets.

The platform provides you with actionable insights and personalized reduction plans to help you lower your emissions effectively. You can also engage your suppliers in your sustainability journey and generate certified reports that comply with international standards like the GHG Protocol, making it easier to share your progress with stakeholders and regulators.

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KEY ESG

KEY ESG provides a streamlined way for you to manage the complex world of sustainability reporting and data management. Instead of struggling with fragmented spreadsheets, you get a centralized platform that automates data collection from across your organization and supply chain. You can easily align your disclosures with global frameworks like CSRD, SFDR, and SASB while tracking your carbon footprint in real-time.

The platform is designed specifically for private equity firms, fund managers, and small-to-medium enterprises who need to move beyond manual tracking. It helps you identify ESG risks and opportunities through intuitive dashboards, making it easier to communicate your sustainability progress to investors and regulators. By simplifying the technical aspects of carbon accounting and regulatory compliance, you can focus more on driving actual impact rather than just managing data.

Overview

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Greenly Features

  • Automated Carbon Tracking Connect your accounting and electricity data to automatically calculate your carbon footprint with high precision and minimal manual entry.
  • Scope 3 Analysis Gain full visibility into your indirect emissions by analyzing your entire supply chain and identifying high-impact procurement areas.
  • Supplier Engagement Portal Invite your suppliers to report their own emissions data so you can accurately measure and reduce your collective environmental impact.
  • Reduction Roadmaps Access customized action plans and science-based targets that show you exactly how to decrease your emissions over time.
  • Certified Reporting Generate professional ESG reports compliant with GHG Protocol and CSRD requirements to share with your investors and customers.
  • Life Cycle Assessment Analyze the environmental impact of specific products from raw material extraction to end-of-life disposal to improve product design.
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KEY ESG Features

  • Automated Data Collection. Gather ESG metrics from across your entire organization and portfolio companies automatically to eliminate manual spreadsheet errors.
  • Regulatory Compliance. Generate reports instantly that align with major global standards like CSRD, SFDR, and the EU Taxonomy.
  • Carbon Accounting. Calculate your Scope 1, 2, and 3 emissions accurately using built-in emission factors and automated calculation engines.
  • Portfolio Monitoring. Track the sustainability performance of multiple portfolio companies in one view to identify ESG risks and value-creation opportunities.
  • Audit-Ready Reports. Create detailed, transparent reports with full data lineage that are ready for external assurance and auditor review.
  • Gap Analysis. Identify missing data points and sustainability performance gaps against industry benchmarks to prioritize your ESG initiatives.

Pricing Comparison

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Greenly Pricing

K

KEY ESG Pricing

Pros & Cons

M

Greenly

Pros

  • Automated data syncing saves hours of manual data entry
  • User interface is clean and easy for non-experts to navigate
  • Excellent support from dedicated climate experts during onboarding
  • Detailed breakdown of Scope 3 emissions provides great visibility
  • Reporting templates simplify compliance with international carbon standards

Cons

  • Initial setup requires significant time for data mapping
  • Custom pricing can be high for very small businesses
  • Some automated categorizations require manual review for accuracy
A

KEY ESG

Pros

  • Intuitive interface makes complex ESG data entry simple
  • Excellent support for specific European regulatory frameworks
  • Saves significant time on annual sustainability reporting
  • Clear visualization of carbon footprint across scopes
  • Helpful onboarding process for portfolio companies

Cons

  • Custom pricing may be high for very small firms
  • Requires initial time investment to map data sources
  • Advanced features have a slight learning curve
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