Greenly vs Persefoni: Which is Better in 2026?
Choosing between Greenly and Persefoni comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Greenly
Measure, reduce, and report your company's carbon footprint and ESG performance with AI-powered tools.
Best for you if:
- • You need analytics features specifically
- • AI-powered platform for carbon accounting and ESG reporting.
- • Develops science-aligned decarbonization strategies and action plans.
Persefoni
Measure, report, and decarbonize your organization's carbon footprint with AI-powered precision.
Best for you if:
- • You want to try before committing
- • You need sustainability & esg features specifically
- • AI-powered platform for comprehensive carbon accounting and sustainability management.
- • Provides assurance-grade GHG emissions reporting for global climate disclosure regulations.
| At a Glance |  Persefoni | |
|---|---|---|
Starts at | Custom | FreeFree tier available |
Best For | Analytics | Sustainability & ESG |
Rating | 4.8/5 | 4.8/5 |
Free plan | No | Yes |
Choose Greenly or Persefoni?
Choose Greenly if
Measure, reduce, and report your company's carbon footprint and ESG performance with AI-powered tools.
- Comprehensive suite covering carbon accounting, LCA, and ESG reporting.
- AI integration (EcoPilot) significantly reduces time and effort for carbon management.
- Offers dedicated expertise and personalized action plans for various industries.
- Your work is analytics-shaped, not sustainability & esg-shaped
Choose Persefoni if
Measure, report, and decarbonize your organization's carbon footprint with AI-powered precision.
- Comprehensive coverage of Scope 1, 2, and 3 emissions
- AI-driven tools enhance accuracy and efficiency in carbon accounting
- Strong focus on regulatory compliance, including specific solutions for California SB 253 and SB 261
- You want a free tier before you commit
- Your work is sustainability & esg-shaped, not analytics-shaped
| Feature | Greenly | Persefoni |
|---|---|---|
| Pricing Model | Paid | Freemium |
| User Rating | ★4.8/5 141 reviews | ★4.8/5 20 reviews |
| Categories | AnalyticsAI & Automation | Sustainability & ESGAnalytics |
In-Depth Analysis
Greenly
Measure, reduce, and report your company's carbon footprint and ESG performance with AI-powered tools.
Strengths
- +Comprehensive suite covering carbon accounting, LCA, and ESG reporting.
- +AI integration (EcoPilot) significantly reduces time and effort for carbon management.
- +Offers dedicated expertise and personalized action plans for various industries.
- +Certified by multiple global and national environmental standards (ADEME, GHG Protocol, CDP, SBTi).
- +Helps improve brand image and investor confidence through clear environmental policies.
Weaknesses
- -Pricing details are not transparent and require direct contact for quotes.
- -The platform's full capabilities might require significant internal data input and collaboration.
- -Specific integration capabilities with existing enterprise systems are not explicitly detailed.
Key features
Persefoni
Measure, report, and decarbonize your organization's carbon footprint with AI-powered precision.
Strengths
- +Comprehensive coverage of Scope 1, 2, and 3 emissions
- +AI-driven tools enhance accuracy and efficiency in carbon accounting
- +Strong focus on regulatory compliance, including specific solutions for California SB 253 and SB 261
- +Expert support and advisory services from sustainability and regulatory specialists
- +High data security and assurance standards (SOC 1 Type II, SOC 2 Type II, ISO 27001, ISO 27017)
Weaknesses
- -Specific pricing tiers and detailed feature breakdowns for each tier are not immediately transparent without requesting a demo or signing up.
- -Some advanced AI features like natural language emission factor mapping are listed as "coming soon".
Key features
Pricing: Greenly vs Persefoni
| Plan | Greenly | Persefoni |
|---|---|---|
| Tier 1 | Contactez-nous Carbone | Start for free PRO |
| Tier 2 | Contactez-nous ACV | Request a demo ADVANCED |
| Tier 3 | Contactez-nous ESG | N/A |
| Tier 4 | Contactez les sales Package personnalisé | N/A |
| Tier 5 | Contactez-nous Sustainability Suite | N/A |
| Tier 6 | Contactez-nous Core | N/A |
| Tier 7 | Contactez-nous Plus | N/A |
| Tier 8 | Contactez-nous Enterprise | N/A |
Pricing verified from each vendor's public pricing page. Compare in detail on Greenly pricing and Persefoni pricing.
Who Should Use What?
On a budget?
Persefoni has a free tier. Greenly is paid only.
Go with: Persefoni
Want the highest-rated option?
Greenly: 4.8/5 (141 reviews). Persefoni: 4.8/5 (20 reviews).
Go with: Greenly
Value user reviews?
Greenly: 141 reviews (4.8/5). Persefoni: 20 reviews (4.8/5).
Go with: Greenly
3 Questions to Help You Decide
What's your budget?
Greenly is paid. Persefoni is freemium. Persefoni lets you start free.
What's your use case?
Greenly is a analytics tool. Persefoni is in sustainability & esg. Pick the category that matches your needs.
How important are ratings?
Both are rated 4.8/5.
Key Takeaways
Greenly
- Larger review base (141 reviews)
- Our pick for this comparison
Persefoni
- Has a free tier
- Better fit for sustainability & esg
The Bottom Line
Greenly is our pick. Persefoni has a free tier if you want to test without paying.
Frequently Asked Questions
Is Greenly or Persefoni better?
Greenly is rated in our evaluation. Greenly is paid and Persefoni is freemium.
What are Greenly and Persefoni used for?
Greenly: Measure, reduce, and report your company's carbon footprint and ESG performance with AI-powered tools.. Persefoni: Measure, report, and decarbonize your organization's carbon footprint with AI-powered precision..
What does Greenly cost vs Persefoni?
Greenly is a paid tool. Persefoni is freemium (free tier + paid plans). Visit their websites for detailed pricing.