What is the best Scope 3 software?

There's no single "best" tool: it depends on your company's size, data maturity, and reporting needs. See the comparison table above to explore options that match your specific requirements.

How much does Scope 3 software cost?

Pricing typically depends on supplier coverage, integrations, and reporting modules. Expect entry level packages for SMEs and enterprise level pricing for global supply chains. Contact vendors directly for specific pricing based on your needs.

What's the difference between spend based and activity based data?

Spend based and activity based are two approaches to calculating Scope 3 emissions. The best tools combine both approaches for comprehensive coverage.

How long does implementation take?

Most solutions can be set up in weeks with initial supplier lists. Advanced integrations and forecasting modules may take a few months. The timeline depends on your data readiness and integration complexity.

functionality

Scope 3 Tool Functionality

Scope 3 emissions make up the largest share of most companies' carbon footprint, but also the hardest to measure. This is your hub for understanding different tool categories, evaluation criteria, and how they compare.

Tool Categories

Carbon Accounting Suites

General purpose platforms designed to track Scope 1, 2, and 3 emissions across a business. Examples include Persefoni, Watershed, and Normative.

Supplier Data Platforms

Tools focused on collecting, cleaning, and benchmarking supplier specific data at scale. Best suited for procurement heavy industries.

Life Cycle Assessment (LCA) Software

Product level tools that analyze emissions across the lifecycle of materials, products, and packaging. Often used by manufacturers and consumer goods companies.

ESG Reporting Suites

Broader sustainability platforms with emissions reporting as one module among others.Includes HR, governance, and diversity metrics.

Tool Comparison

See how different Scope 3 tools stack up against each other

Tool / Category	Data Coverage	Auditability	Integrations	Procurement Support	Best For
GHG Protocol Tool Free	Basic, spend based only	Limited, self reported	None	None	Small orgs / early pilots
Persefoni	Scope 1, 2, and 3 (generic + some supplier inputs)	High, aligned with GHG Protocol	ERP, finance tools	Limited	Enterprises needing audit ready accounting
Watershed	Scope 1, 2, and 3 (mix of spend + activity)	High, investor grade reporting	Finance + ESG systems	Limited	Mid to large companies, investor driven
Normative	Broad database driven Scope 3 coverage	Strong, CDP & CSRD aligned	ERP + ESG tools	Limited	EU based compliance, SMEs and enterprise
DitchCarbon Featured	Supplier specific Scope 3 data (automated aggregation)	Verified & assurance ready, SBTi aligned	Procurement (SAP Ariba, Coupa), APIs	Strong: supplier scoring, carbon pricing	Procurement driven orgs with large supply chains
EcoVadis Carbon Action	Supplier disclosures + CDP alignment	Medium, self reported	Supplier portals	Medium: engagement surveys	Companies focusing on supplier scoring & ESG

Evaluation Criteria

Data Coverage

Does it capture supplier specific emissions or rely only on generic databases?

Auditability

Can the data withstand scrutiny from auditors, investors, and regulators?

Integrations

Does it connect to procurement systems, finance tools, or ERP platforms?

Procurement Workflows

Can buyers use the data in day to day supplier decisions, not just annual reporting?

How DitchCarbon Fits

DitchCarbon sits in the supplier data platform category, focusing on scaling supplier specific Scope 3 insights.

We work with companies that want to:

Move beyond generic spend based factors
Automatically collect and benchmark supplier disclosures
Track adoption of SBTi aligned targets
Integrate emissions data into procurement negotiations

Our Focus:

Unlike legacy solutions, DitchCarbon emphasizes accuracy, scalability, and usability for procurement teams, not just sustainability reporting.

‍

Frequently asked questions

Get answers to the questions procurement and sustainability teams ask most often.

Ready to transform your Scope 3 management?

Join leading organizations using DitchCarbon to measure, manage, and reduce their supply chain emissions effectively.

Book a demo

View Pricing

Explore company emissions data at scale

Explore company emissionsdata at scale