# Top Free Sustainability Management Software - Page 3

## How Many Sustainability Management Software Products Does G2 Track?

**Total Products under this Category:** 251

### Category Stats (Aug 2026)

- **Average Rating:** 4.55/5 (↑0.01 vs Jul 2026) The average rating of products in this category, based on all submitted ratings
- **Top Trending Product:** carbmee EIS (+0.74%) - Among all products in this category, carbmee EIS recorded the largest rating increase compared to last month

_Last updated: August 05, 2026_

## How Does G2 Rank Sustainability Management Software Products?

**Why You Can Trust G2's Software Rankings:**

- 30 Analysts and Data Experts
- 4,600+ Authentic Reviews
- 251+ Products
- Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

## G2 Grid® for Sustainability Management Software
 ![G2 Grid® for Sustainability Management Software plotting products by satisfaction and market presence](https://www.g2.com/categories/sustainability-management/grids.png?focus%5B%5D=168143&focus%5B%5D=168141&focus%5B%5D=1301114&focus%5B%5D=20026&focus%5B%5D=95619&focus%5B%5D=39660&focus%5B%5D=1341425&focus%5B%5D=39899)

Highlighted products: SAP Sustainability Control Tower, SAP Sustainability Footprint Management, osapiens, Workiva, One Click LCA, EcoVadis, Microsoft Cloud for Sustainability, and Octave Reliance (ETQ Reliance).

Underlying data: [Grid® JSON](https://www.g2.com/categories/sustainability-management/grids.json?focus%5B%5D=sap-sustainability-control-tower&focus%5B%5D=sap-sustainability-footprint-management&focus%5B%5D=osapiens&focus%5B%5D=workiva-workiva&focus%5B%5D=one-click-lca&focus%5B%5D=ecovadis&focus%5B%5D=microsoft-cloud-for-sustainability&focus%5B%5D=octave-reliance-etq-reliance)

**Sponsored**

### Guesty

Guesty is an end-to-end property management platform for short-term rental operators. The software consolidates bookings, guest communication, operational tasks, and financial data into a centralized dashboard, replacing fragmented tools with a unified infrastructure. CORE PLATFORM FEATURES • Unified Inbox: Consolidates guest messages from Airbnb, Vrbo, Booking.com, and direct booking sites into a single, manageable feed. • Multi-Calendar: Centralizes reservations, pricing, and availability across all listings and channels to prevent double bookings. • Guesty Distribution Hub™: Provides direct, two-way integrations with 60+ global OTAs and your own direct booking website. Inventory and content sync in real-time . • Task Management: Gives you one view to manage and automate your cleaning, maintenance, and more. • Guest App: Transforms the pre-stay experience with a smooth check-in process and greater operational efficiency. • Advanced AI Tools: Including Guesty PriceOptimizer™ to execute pricing strategies, Guesty ReplyAI™ to speed up communications, and more. • Financial Engine: GuestyPay™ for payment processing, GuestyPay Protect™ for fraud detection, and trust accounting tools for compliance. • Reporting & Data: Advanced analytics delivers actionable operational insights while the Owner Portal helps manage relationships with property owners. • Open API: Allows technical teams to develop custom integrations and bespoke workflows on top of the core system. SEGMENTED SOLUTIONS Guesty provides specific packages tailored to business size: • Guesty Lite (1-3 Listings): Essential automation and channel management. • Guesty Pro (4-199 Listings): A complete operating system for professional management companies. • Guesty Enterprise (200+ Listings): Built for large-scale brands, offering custom API rate limits, SLA-backed reliability, and dedicated support. Backed by a 250+ person R&D team, Guesty supports 500K+ properties in 100+ countries, delivering the stability required for high-volume hospitality operations

[Visit website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list_llm&secure%5Bcategory_id%5D=1121&secure%5Bchosen_at%5D=2026-08-13T10%3A37%3A35Z&secure%5Bdisplayable_resource_id%5D=434&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=retargeted_product&secure%5Bplacement_resource_ids%5D%5B%5D=27388&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=27388&secure%5Bresource_id%5D=1121&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fsustainability-management%2Ffree%3Fcategory_id%3Dsustainability-management%26page%3D3&secure%5Btoken%5D=ec2d2b08fa4e161fb2a8366874cd91974bc14e1a2baf505368398766801d3dc8&secure%5Burl%5D=https%3A%2F%2Fwww.guesty.com%2Flp%2Fhome-tb%2F&secure%5Burl_type%5D=custom_url)

### [Zeigo](https://www.g2.com/products/zeigo/reviews)

Zeigo accelerates decarbonization for companies of all sizes. Created by industry experts, our suite of intuitive, impactful digital solutions lights the path toward a carbon-free future. Whether you are a large corporate with clear climate goals, or a small or medium-sized enterprise (SME) just getting started, Zeigo is here to stimulate your sustainability efforts. Effectively tackle your challenges with sustainability software that helps you conserve resources and boost your bottom line.

#### Who Is the Company Behind Zeigo?

- **Seller:** [Schnedier Electric](https://www.g2.com/sellers/schnedier-electric)
- **HQ Location:** London, GB
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=16ba9947dd24fd37aec981a02192900753061ea804814fab1bc109b9a8e7da13&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fzeigo&secure%5Burl_type%5D=linkedin_company_website)  
19 employees on LinkedIn®

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