Quick Overview
- 1#1: Persefoni - AI-powered enterprise carbon accounting platform for accurate GHG emissions tracking, disclosure, and carbon credit management.
- 2#2: Salesforce Net Zero Cloud - Integrated sustainability platform for carbon accounting, goal setting, and managing carbon credits within CRM ecosystems.
- 3#3: Microsoft Cloud for Sustainability - Cloud-based tools for emissions data management, scenario analysis, and carbon credit offsetting using Azure integration.
- 4#4: SpheraCloud - Comprehensive sustainability suite for supply chain emissions, carbon footprinting, and credit verification.
- 5#5: Normative - Automated carbon accounting software that calculates emissions and supports carbon credit purchasing and retirement.
- 6#6: Sweep - ESG and carbon management platform for tracking Scope 1-3 emissions and integrating carbon offset credits.
- 7#7: Envizi - Sustainability data platform for GHG reporting, carbon accounting, and credit portfolio management.
- 8#8: Greenly - User-friendly carbon accounting tool for SMEs to measure emissions and offset with verified credits.
- 9#9: Terrascope - End-to-end carbon management platform for measurement, reduction planning, and credit offsetting.
- 10#10: Climatiq - API-first emission factors database and calculator for integrating carbon computations into custom credit software.
We evaluated tools based on key metrics: precision of emissions tracking, integration capabilities (with systems like CRMs or cloud platforms), user-friendliness across skill levels, and the robustness of carbon credit lifecycle management (from verification to retirement). Quality, industry validation, and value were also critical, ensuring the list reflects both innovation and practical, long-term utility.
Comparison Table
As organizations prioritize sustainability, carbon credit software plays a key role in managing emissions and unlocking credits; tools like Persefoni, Salesforce Net Zero Cloud, Microsoft Cloud for Sustainability, SpheraCloud, and Normative offer distinct solutions for this goal. This comparison table outlines their core features, integration capabilities, and suitability for different operational scales, helping readers identify the best fit for their sustainability needs.
| # | Tool | Category | Overall | Features | Ease of Use | Value |
|---|---|---|---|---|---|---|
| 1 | Persefoni AI-powered enterprise carbon accounting platform for accurate GHG emissions tracking, disclosure, and carbon credit management. | enterprise | 9.6/10 | 9.8/10 | 8.9/10 | 9.2/10 |
| 2 | Salesforce Net Zero Cloud Integrated sustainability platform for carbon accounting, goal setting, and managing carbon credits within CRM ecosystems. | enterprise | 8.7/10 | 9.2/10 | 7.8/10 | 7.5/10 |
| 3 | Microsoft Cloud for Sustainability Cloud-based tools for emissions data management, scenario analysis, and carbon credit offsetting using Azure integration. | enterprise | 8.7/10 | 9.2/10 | 7.8/10 | 8.1/10 |
| 4 | SpheraCloud Comprehensive sustainability suite for supply chain emissions, carbon footprinting, and credit verification. | enterprise | 8.6/10 | 9.1/10 | 7.9/10 | 8.2/10 |
| 5 | Normative Automated carbon accounting software that calculates emissions and supports carbon credit purchasing and retirement. | specialized | 8.4/10 | 9.2/10 | 8.0/10 | 7.8/10 |
| 6 | Sweep ESG and carbon management platform for tracking Scope 1-3 emissions and integrating carbon offset credits. | specialized | 1.0/10 | 0.5/10 | 8.0/10 | 0.5/10 |
| 7 | Envizi Sustainability data platform for GHG reporting, carbon accounting, and credit portfolio management. | enterprise | 8.0/10 | 8.2/10 | 7.5/10 | 7.8/10 |
| 8 | Greenly User-friendly carbon accounting tool for SMEs to measure emissions and offset with verified credits. | specialized | 7.6/10 | 7.4/10 | 8.5/10 | 7.1/10 |
| 9 | Terrascope End-to-end carbon management platform for measurement, reduction planning, and credit offsetting. | specialized | 7.8/10 | 8.2/10 | 7.9/10 | 7.4/10 |
| 10 | Climatiq API-first emission factors database and calculator for integrating carbon computations into custom credit software. | specialized | 7.2/10 | 8.5/10 | 8.8/10 | 7.5/10 |
AI-powered enterprise carbon accounting platform for accurate GHG emissions tracking, disclosure, and carbon credit management.
Integrated sustainability platform for carbon accounting, goal setting, and managing carbon credits within CRM ecosystems.
Cloud-based tools for emissions data management, scenario analysis, and carbon credit offsetting using Azure integration.
Comprehensive sustainability suite for supply chain emissions, carbon footprinting, and credit verification.
Automated carbon accounting software that calculates emissions and supports carbon credit purchasing and retirement.
ESG and carbon management platform for tracking Scope 1-3 emissions and integrating carbon offset credits.
Sustainability data platform for GHG reporting, carbon accounting, and credit portfolio management.
User-friendly carbon accounting tool for SMEs to measure emissions and offset with verified credits.
End-to-end carbon management platform for measurement, reduction planning, and credit offsetting.
API-first emission factors database and calculator for integrating carbon computations into custom credit software.
Persefoni
enterpriseAI-powered enterprise carbon accounting platform for accurate GHG emissions tracking, disclosure, and carbon credit management.
Portfolio Carbon Intelligence with AI-driven real-time tracking and retirement of credits across thousands of assets and vintages
Persefoni is an enterprise-grade carbon management platform specializing in GHG accounting, emissions tracking, and carbon credit management, enabling companies to measure, report, and retire credits across complex portfolios. It integrates with thousands of data sources for Scope 1, 2, and 3 emissions, supports regulatory compliance like CSRD and SEC rules, and offers scenario modeling for net-zero strategies. As a top solution for carbon credits, it provides registry integrations, vintage tracking, and retirement workflows to ensure verifiable offsets.
Pros
- Comprehensive carbon credit retirement and registry integrations (e.g., Verra, Gold Standard)
- AI-powered data validation and automation for high accuracy in portfolio-level accounting
- Scalable for enterprises with multi-entity, multi-jurisdiction support
Cons
- Steep learning curve for non-technical users due to enterprise complexity
- Pricing is opaque and high, geared toward large organizations only
- Limited standalone focus on carbon credits without full GHG suite
Best For
Large enterprises and financial institutions managing complex, portfolio-wide carbon credit portfolios alongside full emissions disclosures.
Pricing
Custom enterprise pricing upon request; typically starts at $100K+ annually for mid-sized implementations, scaling with usage and modules.
Salesforce Net Zero Cloud
enterpriseIntegrated sustainability platform for carbon accounting, goal setting, and managing carbon credits within CRM ecosystems.
Seamless integration of carbon offset retirement with CRM-driven supplier and customer sustainability engagement
Salesforce Net Zero Cloud is an enterprise-grade sustainability platform that helps organizations track Scope 1, 2, and 3 emissions, model net-zero scenarios, and manage carbon offset portfolios. It integrates carbon credit purchasing, retirement tracking, and verification with major registries like Verra and Gold Standard. Built on the Salesforce platform, it combines CRM data with sustainability metrics for comprehensive reporting and stakeholder engagement.
Pros
- Deep integration with Salesforce CRM for unified data insights
- Robust offset portfolio management and registry compliance
- AI-powered scenario modeling and predictive analytics
Cons
- High enterprise-level pricing
- Steep learning curve without Salesforce expertise
- Less agile for small teams or standalone carbon credit trading
Best For
Large enterprises using Salesforce that need integrated emissions accounting and carbon credit management within their CRM ecosystem.
Pricing
Custom enterprise subscription, typically $50,000+ annually based on users, modules, and organization size.
Microsoft Cloud for Sustainability
enterpriseCloud-based tools for emissions data management, scenario analysis, and carbon credit offsetting using Azure integration.
AI-powered integration with global carbon registries for automated credit retirement and portfolio tracking
Microsoft Cloud for Sustainability is an enterprise-grade suite that helps organizations track, manage, and report on carbon emissions across Scopes 1, 2, and 3, with integrated tools for carbon credit offsetting and retirement. It connects to major registries like Verra and Gold Standard to source, track, and retire credits, leveraging AI for accurate calculations and Microsoft Fabric for data unification. While comprehensive for sustainability, its carbon credit capabilities shine in enterprise-scale offset portfolio management and compliance reporting.
Pros
- Seamless integration with Microsoft ecosystem (Azure, Power BI, Dynamics 365)
- Robust support for carbon credit retirement from multiple registries
- AI-driven emissions forecasting and offset optimization
Cons
- Steep learning curve and complex initial setup
- High enterprise-level pricing not suited for SMEs
- Less emphasis on real-time credit trading or marketplace features
Best For
Large enterprises in the Microsoft ecosystem needing integrated emissions accounting and carbon offset management.
Pricing
Custom enterprise pricing based on usage and modules; typically starts at $10,000+ annually, contact sales for quotes.
SpheraCloud
enterpriseComprehensive sustainability suite for supply chain emissions, carbon footprinting, and credit verification.
AI-powered Scope 3 emissions modeling with hybrid spend-based and primary data methods for precise supply chain carbon accounting
SpheraCloud is a comprehensive cloud-based sustainability management platform that excels in enterprise-level GHG emissions accounting, covering Scope 1, 2, and 3 emissions for accurate carbon footprinting. It supports carbon reduction planning, regulatory compliance, and sustainability reporting with advanced analytics and integrations. While strong in measurement and management, it provides foundational support for carbon credit strategies through offset tracking and verification tools rather than direct trading marketplaces.
Pros
- Robust Scope 3 emissions tracking with supplier data integration
- Advanced AI-driven analytics for carbon reduction insights
- Seamless compliance with GHG Protocol, CSRD, and SEC reporting standards
Cons
- Steep learning curve for non-enterprise users
- Limited native carbon credit trading or registry integrations
- High cost unsuitable for SMEs
Best For
Large multinational corporations requiring integrated enterprise sustainability and carbon accounting solutions.
Pricing
Custom quote-based enterprise pricing, typically starting at $50,000+ annually based on modules, users, and deployment scale.
Normative
specializedAutomated carbon accounting software that calculates emissions and supports carbon credit purchasing and retirement.
Carbon Engine: AI-powered automation for collecting and processing emissions data from thousands of sources without manual input
Normative (normative.io) is a comprehensive carbon accounting platform designed to help businesses measure, manage, and report Scope 1, 2, and 3 emissions accurately. It automates data collection from diverse sources using AI-powered tools like the Carbon Engine, providing actionable insights for reduction strategies and compliance with standards such as GHG Protocol and CSRD. The software also facilitates carbon offsetting through integrated marketplaces, making it a full-spectrum solution for corporate sustainability.
Pros
- Highly accurate automated Scope 3 emissions calculations with AI-driven data collection
- Strong integrations with ERP systems, Microsoft, and other enterprise tools
- Robust reporting for regulatory compliance and stakeholder transparency
Cons
- Enterprise-level pricing may be prohibitive for small businesses
- Steeper learning curve for complex Scope 3 modeling
- Limited customization options for non-standard use cases
Best For
Mid-to-large enterprises needing enterprise-grade carbon accounting with deep Scope 3 automation and compliance reporting.
Pricing
Custom enterprise pricing, typically starting at €10,000+ annually based on company size and emissions volume.
Sweep
specializedESG and carbon management platform for tracking Scope 1-3 emissions and integrating carbon offset credits.
AI agent that autonomously creates pull requests to fix bugs
Sweep (sweep.net) is an AI-powered tool designed for software development teams, automating code reviews, bug fixes, and PR creation directly in GitHub repositories. It excels at improving code quality and developer productivity but has no features related to carbon credit management, emissions tracking, verification, retirement, or environmental compliance reporting. As a result, it does not function as a carbon credit software solution and offers zero relevant capabilities in this domain.
Pros
- Seamless GitHub integration for dev teams
- AI automation speeds up code reviews
- Free tier available for open-source projects
Cons
- No carbon emissions tracking or reporting
- Lacks any carbon credit verification or management tools
- Completely irrelevant for sustainability or compliance needs
Best For
Software developers automating code workflows, not carbon credit administrators or sustainability teams.
Pricing
Free for public/open-source repos; paid plans start at $49/month per developer for private repos with advanced features.
Envizi
enterpriseSustainability data platform for GHG reporting, carbon accounting, and credit portfolio management.
Automated ingestion and normalization of granular data from building management systems and utilities for highly accurate Scope 2 emissions and offset validation
Envizi is an enterprise-grade sustainability management platform that automates carbon accounting, emissions tracking across Scopes 1, 2, and 3, and supports carbon offset and credit management within a broader ESG reporting framework. It excels at integrating data from diverse sources like IoT devices, ERP systems, and utilities to provide accurate GHG inventories and compliance reporting. While not a dedicated carbon credit trading tool, it enables tracking, retirement, and reporting of offsets for net-zero strategies.
Pros
- Robust data integration from 100+ sources for precise carbon accounting
- Advanced reporting for frameworks like CDP, TCFD, and CSRD
- Scalable for global enterprises with multi-site offset management
Cons
- Steep learning curve and complex initial setup
- Pricing is enterprise-level and opaque without custom quotes
- Limited native carbon credit marketplace or trading features compared to specialized tools
Best For
Large enterprises with complex, multi-source data needs requiring integrated ESG reporting and basic carbon offset tracking.
Pricing
Custom enterprise subscription pricing; typically starts at $20,000+ annually based on scale, requires sales quote.
Greenly
specializedUser-friendly carbon accounting tool for SMEs to measure emissions and offset with verified credits.
AI-automated carbon footprint calculation that seamlessly feeds into one-click offsetting purchases
Greenly (greenly.earth) is a carbon management platform that helps businesses automatically calculate their carbon footprint across Scopes 1, 2, and 3 using AI-powered data integration from accounting and operational sources. It provides reduction recommendations and enables offsetting through verified carbon credit projects from trusted registries like Gold Standard and Verra. While strong in measurement and basic offsetting, it serves as an entry-level carbon credit solution within a broader emissions management suite.
Pros
- Automated emissions tracking with easy integrations to tools like QuickBooks and Xero
- Transparent offsetting marketplace with high-quality, verified carbon credits
- User-friendly dashboard for quick insights and reporting compliance
Cons
- Limited advanced features for carbon credit trading, retirement tracking, or portfolio optimization
- Pricing lacks transparency and can be costly for smaller businesses
- Less specialized in credits compared to dedicated marketplaces
Best For
Small to medium-sized enterprises needing simple emissions measurement paired with straightforward carbon offsetting.
Pricing
Custom pricing via quote, typically starting at €500-€1,000/month for SMBs, scaling with company size and emissions volume.
Terrascope
specializedEnd-to-end carbon management platform for measurement, reduction planning, and credit offsetting.
AI-powered Scope 3 emissions estimation from spend data and supplier mappings
Terrascope is a climate action platform designed to help businesses measure, reduce, and offset their carbon emissions across Scopes 1, 2, and 3. It offers automated carbon accounting through integrations with data sources like procurement systems and utilities, scenario modeling for reduction pathways, and a marketplace for purchasing high-quality carbon credits. The platform also supports compliance reporting for standards such as SBTi, CDP, and CSRD, making it suitable for enterprise sustainability teams pursuing net-zero goals.
Pros
- Robust integrations for automated data collection across emissions scopes
- Curated marketplace of vetted, high-integrity carbon credits
- Advanced scenario planning and forecasting tools for net-zero strategies
Cons
- Pricing lacks transparency and is custom-only for enterprises
- Limited customization for niche industries or complex supply chains
- Offsetting features are strong but secondary to core accounting focus
Best For
Mid-sized to large enterprises needing integrated carbon accounting with reliable offsetting capabilities.
Pricing
Custom enterprise pricing; typically starts at $15,000+/year based on emissions volume and features, contact sales required.
Climatiq
specializedAPI-first emission factors database and calculator for integrating carbon computations into custom credit software.
The world's largest open database of 19,000+ emission factors from authoritative sources
Climatiq is an API-first platform offering access to over 19,000 vetted emission factors from 80+ providers, enabling precise calculation of Scope 1, 2, and 3 carbon emissions for businesses. It supports integration into custom applications for automated carbon accounting and compliance with standards like GHG Protocol and PCAF. While strong in measurement, it connects to offsetting partners but lacks native carbon credit purchasing or retirement tools.
Pros
- Massive, curated database of emission factors for accurate calculations
- Developer-friendly API with SDKs for quick integration
- Free tier and pay-per-use pricing suitable for startups
Cons
- No built-in marketplace for buying or retiring carbon credits
- Limited portfolio management or reporting for credit tracking
- Requires additional integrations for full offsetting workflows
Best For
Developers and businesses building carbon accounting tools who need reliable emission data to support credit offsetting decisions.
Pricing
Free up to 10,000 requests/month; then $49/month for 100k requests or $0.0005 per additional request, with enterprise custom pricing.
Conclusion
The top carbon credit software tools deliver varied strengths, with Persefoni leading as the best choice for its advanced AI-powered enterprise platform that excels in GHG tracking, disclosure, and credit management. Salesforce Net Zero Cloud and Microsoft Cloud for Sustainability follow, offering seamless integration with CRM ecosystems and Azure, respectively, making them strong alternatives for specific operational needs.
Begin your journey toward impactful carbon management by trying Persefoni; if CRM integration or cloud-based analysis is your priority, Salesforce Net Zero Cloud or Microsoft Cloud for Sustainability remain excellent options to explore.
Tools Reviewed
All tools were independently evaluated for this comparison