Ella vs EcoOnline: Comparison and EcoOnline ESG Alternatives (2026)
EcoOnline is health and safety, chemical and ESG software, with its ESG module powered by Ecometrica. Ella is AI-native ESG software built as an agent: it collects data from colleagues, chases replies and drafts SECR, CDP, CSRD, VSME and EcoVadis outputs from one audit-ready data set, with a trial on your own data.
Last updated 2 November 2026 · By Tom Wilford, Founder, Ella
Get startedElla vs EcoOnline at a glance
| Ella | EcoOnline | |
|---|---|---|
| Built for | Sustainability teams at large and fast-growing companies | Health and safety, chemical and ESG teams; 11,000+ clients across EHS, chemical and ESG |
| Core focus | ESG data collection, carbon accounting and audit-ready reporting | EHS and chemical safety suites, plus an ESG suite powered by Ecometrica |
| How data gets in | Collect links to data owners, automatic chasing, tracking of missing responses, drag-and-drop bills and spend exports, integrations and surveys | 200+ integrations, ESG connectors and data requests through YuzeData, document uploads |
| Who does the work | Ella's AI agent collects, cleans, calculates and drafts. Your team reviews and approves | Your team in the platform, with a sustainability analyst guiding set-up and optional review |
| Frameworks named | GHG Protocol Scopes 1 to 3, SECR, CDP, CSRD, VSME, EcoVadis, reduction and net zero plans | Scope 1 to 3, SECR, CDP, TCFD/IFRS, CSRD, California SB 253 and SB 261 |
| EcoVadis and VSME | Dedicated EcoVadis module; VSME reporting included | Not mentioned on EcoOnline's ESG pages |
| Pricing and trial | Modular plans with a 14-day trial per module on your own data | Demo and talk to sales; no pricing or free trial shown |
Why teams choose Ella over EcoOnline
Key differences to weigh
| What to check | With EcoOnline | With Ella |
|---|---|---|
| Where ESG sits | One suite alongside health and safety and chemical management | The whole product is ESG and carbon |
| Chasing colleagues for data | Data requests and connectors your team manages | Ella sends collect links, tracks gaps and chases until every number has a source |
| EcoVadis and VSME | Not named on its ESG pages | EcoVadis module that reads your scorecard and fixes gaps; VSME reports from the same data |
| Trying it first | Demo videos and a sales call | 14-day trial per module on your own data |
What EcoOnline does well
Should you choose Ella or EcoOnline?
| If you need | Choose |
|---|---|
| One vendor for health and safety, chemicals and ESG | EcoOnline |
| ESG and carbon data collected and chased for you | Ella |
| SECR, CDP, CSRD, VSME and EcoVadis from one data set | Ella |
| A trial on your own data before you sign | Ella |
EcoOnline alternatives worth a look
| Platform | Best for |
|---|---|
| Ella | Sustainability teams that want ESG and carbon data collected, chased and reported for them |
| Sweep | Large enterprises building a custom ESG data programme |
| Position Green | Nordic and European groups with advisory support |
| Persefoni | Financial institutions and a free self-serve start |
How we wrote this comparison
How Ella helps
ESG reporting software
CSRD, VSME and customer ESG requests, with the data collected and cleaned for you.
Carbon accounting software
Scope 1, 2 and 3, SECR, CDP and reduction plans, built from your real bills and invoices.
ESG questionnaire automation
Answer customer ESG questionnaires and RFPs from one evidenced data set.
Related resources
Best ESG Software in 2026: 11 Platforms Compared
The best ESG software depends on who is asking you for data. Workiva and Sweep suit enterprises filing CSRD or ISSB reports. Watershed and Persefoni suit carbon-heavy enterprises. Ella suits sustainability teams handling EcoVadis, CDP, SECR and customer requests: AI-native ESG software that collects, cleans and reports your data for you.
ESG data collection software: how to collect ESG data without chasing spreadsheets
ESG data collection software gathers the energy, emissions, workforce and governance data a sustainability report needs from the people and systems that hold it. Good tools request data from named owners, chase them, read invoices and bills, pull from integrations, and keep a source on every number so the final report is audit-ready.
Ella vs Sweep: Comparison and Sweep Alternatives (2026)
Ella and Sweep both manage ESG and carbon data, but Ella does more of the work for you. Ella is AI-native ESG software built as an agent: it collects data from colleagues, documents and systems, chases replies, cleans it and drafts CDP, SECR, VSME, CSRD and EcoVadis outputs. Sweep is an enterprise data platform often rolled out through consultancies.
Best carbon accounting software in 2026: an honest comparison
The best carbon accounting software in 2026 is the one that gets real activity data out of your organisation with the least chasing, then turns it into Scope 1, 2 and 3 figures you can defend to an auditor. For large UK and EU teams, compare Ella, Greenly, Persefoni, Sweep, Watershed, Plan A and Normative on data collection first.
Frequently Asked Questions
What is the difference between Ella and EcoOnline?
EcoOnline is health and safety, chemical and ESG software, with its ESG module powered by Ecometrica. Ella is ESG software built as an AI agent that collects data from colleagues, chases missing replies and drafts carbon, SECR, CDP, CSRD, VSME and EcoVadis outputs from one audit-ready data set.
Is Ella a good EcoOnline alternative?
Yes, if ESG and carbon are your priority and you want the data collection done for you. If you also need health and safety and chemical management from the same vendor, EcoOnline is worth a close look.
Does EcoOnline do carbon accounting?
Yes. EcoOnline's carbon accounting covers Scope 1, 2 and 3 and supports SECR, CDP, TCFD/IFRS and CSRD, according to its website.
Does EcoOnline support EcoVadis or VSME?
Neither is mentioned on EcoOnline's ESG pages as of November 2026. Ella has a dedicated EcoVadis module and produces VSME reports from the same data set as your carbon and CSRD work.
How much does EcoOnline ESG software cost?
EcoOnline does not publish pricing. Its site offers demo videos, a demo booking and a sales call. Ella has modular plans and a 14-day trial per module on your own data.
What powers EcoOnline's ESG software?
EcoOnline says its ESG software is powered by Ecometrica, with data requests through YuzeData ESG Data Automation and 200+ integrations.
Which ESG software is best for a large company?
For large and fast-growing companies the deciding factor is usually data collection across sites and teams. Ella is built as an agent that collects, chases and evidences that data, then produces carbon, CSRD, VSME, CDP and EcoVadis outputs.
Can I try Ella before buying?
Yes. Ella offers a 14-day trial per module on your own data, backed by support from Ella's sustainability team.