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Greenly vs Sustainify AI

Greenly vs Sustainify AI: Carbon accounting and ESG platform for measuring, reporting and reducing emissions. Carbon accounting and ESG governance for UK…

Carbon Accounting · both listings verified

Field-by-field comparison of Greenly and Sustainify AI
FieldGreenly

Carbon accounting and ESG platform for measuring, reporting and reducing emissions.

Sustainify AI

Carbon accounting and ESG governance for UK real estate portfolios.

Pricing modelCustom quoteCustom quote
Pricing publishedPricing on requestPricing on request
Starting price
LicensingProprietaryProprietary
Pricing detailsThe pricing page lists the GHG Report Compliance, Climate Action Ready and Net Zero Contributor plans, all routed through a Get in touch form; no prices are published.One annual subscription priced on portfolio size (number of buildings); no per-user or per-tenant fees, no tiers or add-ons. Buyers request a quote through the contact form.
Free tierNoNo
Assets covered
PlatformsWeb, APIWeb, API
Region supportEU, USUK, EU
ComplianceCSRD, GHG Protocol, SBTiCSRD, ISO 14064
API availableYesYes
Last verified2026-10-222026-10-22

Editor's take on Greenly

Aimed at European companies that want carbon accounting plus CSRD and SBTi reporting from a single vendor. The trade-off is recorded plainly: the pricing page names three plans but routes all of them through a contact form, so buyers must talk to sales before knowing cost, while 100+ API integrations are listed and ADEME, GHG Protocol and CDP certifications are claimed. Coverage includes product life-cycle assessments and supplier engagement, with region support recorded as the EU and US. Buyers who need a self-serve price list should treat it as a sales-led purchase.

Read the Greenly listing

Editor's take on Sustainify AI

Built for UK real estate owners and managers that need portfolio carbon accounting with conversion factors pinned per reporting period, locked reporting periods and tenant allocation feeding recharges, alongside SECR, GRESB and similar reporting. The trade-off is market and price fit: region support is the UK and EU, pricing is a single annual subscription scaled by building count and quoted on request, so a small portfolio cannot estimate cost from the site. An API is recorded for integration. Teams outside those reporting regimes, or wanting a published price, should start elsewhere.

Read the Sustainify AI listing

Judgement is written by the editor. Paid placements never change the ranking or the recorded field values.

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