Bulb is a free Android app designed by Bulb Energy, a UK-based energy company that provides 100% green electricity and 100% carbon-neutral gas. This app allows users to manage their energy in a simple and efficient way. With Bulb, users can take meter readings using their phone's camera, view their balance, check energy usage, and download statements. The app also offers a personal referral link to recommend Bulb to friends and family.

Bulb Energy has received excellent ratings on Trustpilot and has been featured in various publications, including The Independent and TechWorld. The company is known for its friendly customer service, good rates, and easy-to-use website.

It is worth noting that Matthew James Cowlishaw, Matthew David Smith, and Daniel Francis Butters of Teneo Restructuring Ltd were appointed Joint Energy Administrators of Bulb Energy Limited on November 24, 2021. They manage the affairs, business, and property of the company as agents of the company and contract without personal liability.