2 April 2025
Sumday Is Now Free to Use for Over 4 Million Businesses Through Our Xero Partnership
Every Xero customer now receives 12 months of full access to Sumday completely free. Over 4 million small and medium businesses can take the first step towards audit-ready carbon accounting.

Sumday is built for businesses of all sizes, helping large companies understand their scope 3 impact while giving small and medium businesses the tools to report with confidence.
We're excited to share that from today, every Xero customer will receive 12 months of full access to Sumday — completely free. That's over 4 million small and medium businesses, accountants and bookkeepers who can take the first step towards audit ready carbon accounting.
What This Means for Xero Users
If you're a new or existing user of Xero, or have an accountant who uses Xero, you now have immediate access to a powerful carbon accounting solution at no additional cost. Here's what's included:
- Access to the Sumday Academy: practical, best-in-class training on carbon accounting fundamentals
- Unlimited users for businesses and five free seats for advisors
- Seamless integration with your Xero data for a snapshot of emissions in just a few clicks
- SumdAI, your AI assistant for instant answers about carbon accounting
- Input activity data like kWh, kg, or litres to improve accuracy
- Generate audit-ready reports and create a custom profile to share your data
- Ask your own suppliers for emissions data through the platform
With approximately 70% of the data needed for carbon reporting already in your Xero account, sustainability reporting is as straightforward as closing your monthly books.
How Businesses Can Get Ahead by Using Sumday
Robust carbon accounting isn't just about compliance for the big end of town — it's about good business. Businesses are in serious need of a reliable source of truth for their supply chain's carbon data, so that they can choose suppliers that are truly more sustainable.
By making carbon accounting practical, credible, and accessible, we help businesses of all sizes get ahead — whether it's meeting customer expectations, standing out in competitive tenders, attracting sustainability-minded talent, or making more informed decisions.
It's Just Good Accounting
We see a future where accounting systems have transformed the global economy into a force for good. One where businesses have the same confidence in their sustainability numbers as they do in their financials. By making Sumday easy to access through Xero, businesses can seamlessly extend their existing accounting processes to include carbon.