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Octopus Tracker is Britain’s first tariff to truly follow the wholesale price of energy.

Every day, we update the price of your energy based on an independently published wholesale market price — the price available to all suppliers.

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Your daily energy charges at your fingertips

See what you’re spending on any given day, and how it compares to what you’d spend on the average variable tariff

An overview of how the tracker tariff shows the price of energy each day
A doughnut chart showing the breakdown of the daily price of energy

See where your money’s going

Get the breakdown of your daily price and see what you’re paying for energy, distribution, environmental & social obligations — even exactly how much is going to us at Octopus Energy

Daily updates to your annual energy forecast

Each day we use the latest price and usage estimates to update your energy forecast for the next 12 months

A graph showing an annual forecast of your energy price

How do costs compare?

Data scientist and all-around good guy David Sykes shows how Octopus Tracker compares to the current Big 6 variable tariffs.

Want to know more about how Tracker works?

Take a look at our Frequently Asked Questions

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Daily price updates that follow the wholesale cost of energy

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100% renewable electricity

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5 star customer service by email and phone

“Simple to join, switch and set up. Ultra helpful, personal and fast customer service. Value for money and transparent prices. It was and still is a no-brainer. One of the best companies I have ever dealt with”

Tristan from Taunton

Rated 5 stars for customer service from 68,182 reviews.

Already an Octopus customer? Drop us an email to and we'll get your switch to Tracker underway.

Hey I'm Constantine, welcome to Octopus Energy!