Side by side
Persefoni vs Vaayu
Both stand on sustainability management software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APIWeb
Persefoni combines emissions accounting coverage with guided disclosure tools and anomaly detection. The free Pro plan has clear user and reporting limits, while Advanced pricing is available by demo request.
Visit Persefoni Free plan APIWeb
Vaayu combines company footprint tracking, product assessments, and reduction planning for retail and other businesses. Check plan scope and availability, and request pricing for paid access.
Visit VaayuThe facts
| Persefoni | Vaayu | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Web | API, Web |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 2 | 2 |
| Maker | Not published | Not published |
| Website | persefoni.com | vaayu.tech |
| On sustainability management software | #1 of 21 | #2 of 21 |
Persefoni: what it does well
- Free Pro plan with unlimited assets and historical years
- Covers Scope 1, 2, and all 15 Scope 3 categories
- Guided disclosures for CSRD, ISSB, and CDP
- Copilot support and AI anomaly detection
- Both plans list four security certifications
What to know first
- Pro is limited to one user
- Detailed GHG Metrics Reports are not included in Pro
- Advanced pricing requires a demo request
- Concierge Support is a paid upgrade
Vaayu: what it does well
- Covers Scopes 1, 2, and 3
- Tracks 16 impact categories
- Supports product- and company-level reduction scenarios
- Offers API and CSV/XLSX data input
- Includes structured exports for reporting frameworks
What to know first
- Paid pricing is available on request
- Free-plan scope depends on the selected plan
- Free-plan availability is not guaranteed
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