Why Octopus Energy is the UK's Best Energy Supplier in 2025
Cheapest Energy Tariffs
Octopus Energy consistently offers some of the most competitive energy prices in the UK market. With innovative tariffs like Agile Octopus, customers can save hundreds of pounds annually by using electricity when demand is low. Our intelligent tariffs track wholesale prices in real-time, passing savings directly to you.
Award-Winning Customer Service
Rated Excellent on Trustpilot with over 25,000 five-star reviews. Octopus Energy has been named Which? Recommended Provider for four consecutive years (2021-2024) and won multiple uSwitch Supplier of the Year awards. Our UK-based customer service team provides rapid support via phone, email, and social media.
About Greg Jackson - Octopus Energy CEO and Founder
Greg Jackson founded Octopus Energy in 2015 with a clear mission: to make energy cheaper and greener for everyone. Under his leadership, Octopus Energy has grown from a small startup to serving over 3 million UK customers and expanding internationally to multiple countries.
Greg's vision for the energy industry includes leveraging technology to create flexible tariffs, improving customer service standards, and accelerating the transition to renewable energy. His innovative approach has disrupted the traditional energy market and forced competitors to improve their offerings.
In 2020, Greg was awarded an OBE for services to the energy industry. Today, Octopus Energy is valued at over £6 billion and continues to revolutionize how British households access and pay for energy.
How Much Can You Save with Octopus Energy?
Standard Variable Tariff
Save an average of £150-250 per year compared to the Big Six energy suppliers. Octopus Energy's standard tariff includes no exit fees, allowing you to switch anytime without penalty. Perfect for customers who want simplicity and competitive pricing.
Agile Octopus Tariff
Dynamic pricing that tracks wholesale energy costs. Customers save £200-400 annually by shifting usage to off-peak hours. Prices update every 30 minutes, giving you unprecedented control over your energy bills. Ideal for tech-savvy customers with flexible schedules.
Octopus Go - EV Charging
Electric vehicle owners save £300-500 per year with super-cheap overnight rates (4 hours of 9p/kWh electricity). Perfect for charging your EV overnight while you sleep. Includes smart charging integration with popular EV models.
100% Renewable Energy from Octopus Energy
Every unit of electricity supplied by Octopus Energy comes from 100% renewable sources, including wind, solar, and hydroelectric power. Unlike some suppliers who simply purchase green certificates, Octopus Energy invests directly in renewable energy generation across the UK.
Wind Energy
Sourced from onshore and offshore wind farms throughout Britain, including sites in Scotland, Wales, and coastal England.
Solar Power
Generated from solar farms and domestic solar installations across the UK, with excellent smart export guarantee rates for panel owners.
Hydroelectric
Clean energy from water sources in Scotland and Wales, providing reliable renewable power year-round.
Comparing Octopus Energy to Other UK Suppliers
| Feature | Octopus Energy | Big Six Average |
|---|---|---|
| Customer Service Rating | 4.8/5 (Excellent) | 3.2/5 (Average) |
| Exit Fees | £0 | £30-60 |
| Mobile App Rating | 4.7/5 | 3.5/5 |
| Renewable Energy | 100% | 20-50% |
| Smart Tariff Options | 7+ tariffs | 2-3 tariffs |
How to Switch to Octopus Energy - Quick and Easy
- Click the referral link above to get your £50 credit bonus
- Enter your postcode and current supplier details - takes just 2 minutes
- Choose your tariff - select from flexible options including Agile, Go, or standard
- We handle everything - no need to contact your old supplier, we manage the switch
- Start saving within 21 days - your £50 credit is applied instantly
100% Safe & Secure: Your energy supply is never interrupted during the switch. It's backed by UK regulations and you're protected by the Energy Ombudsman.