Power and Save is an online service for home energy management, with the core goal of helping users charge home batteries more cost-effectively by taking advantage of flexible electricity pricing. It is mainly aimed at users of Octopus Energy Agile tariffs and Sunsynk inverters: when electricity prices vary significantly throughout the day, or even go negative, the system can help top up the battery during low-price periods and reduce the likelihood of buying power from the grid during expensive periods.
Based on the publicly available text, the product emphasizes being “Fully managed online,” requiring no additional hardware. Users sign up and log in through the website to use it. Its core modules include Octopus Agile price optimization, rule-driven savings strategies for other tariffs, energy insights, and connectivity with Sunsynk inverters. It addresses the tedious process of manually calculating the best charging prices each day and then updating device settings accordingly. Third-party integrations currently appear fairly focused: Octopus Energy Agile tariffs and Sunsynk inverters are explicitly supported, while requests for other integrations need to be submitted by email.
Pricing is relatively transparent: £3.50/month or £37.80/year, with annual billing saving 10%, and cancellation available at any time. The page includes a “Start free trial” entry point, but does not specify the trial duration, feature limitations, or whether a payment method is required, so the trial policy remains incomplete. For a single-household energy use case, the monthly fee is low; if it can consistently reduce grid purchases during high-price periods, its value for money is reasonably attractive.
Its strengths are a focused use case, low setup cost, clear pricing, and no requirement for extra equipment. The drawbacks are also clear: the public materials do not mention team collaboration, permission management, APIs, developer documentation, or security certifications. The terms also state that the service is provided “as is,” with no guarantee that it will be defect-free or uninterrupted. Users must ensure their home equipment is properly maintained and bear the risk of device damage or loss. As a result, it is more of a lightweight home energy automation tool than a mature enterprise-grade energy management platform.
It is best suited to individual households in the UK market that use Octopus Agile, have a home battery, and are equipped with a Sunsynk inverter—especially users who do not want to manually adjust charging strategies every day. For users in China, the text does not provide information on access from China, payment methods, or localization. At the same time, its energy supplier and tariff model are highly dependent on the UK market, so its usability in China is limited. Alternatives to consider include Home Assistant energy automation, Sunsynk’s official tools, or local energy management systems.
⚠ This review is compiled from public sources and does not constitute a purchase recommendation. Verify all facts on the vendor's official site. Verify on powerandsave.com official site.
powerandsave.com is an United Kingdom SaaS Tools provider. TG4G tracks its product information, with monthly pricing from $4.45, an overall rating of 6.0/10, and a China-accessibility score of Limited (proxy recommended). Click "Visit Official Site" to reach powerandsave.com directly.