This app calculates the electricity savings you can make when you replace conventional or fluorescent lighting with LED or CFL lighting. The electricity savings can be many thousands per year for larger commercial buildings. This electrical energy saving calculator can be used for converting a wide range of lighting including halogen, sodium, fluorescent, metal halide, CFL and flood lighting, showing savings which made by changing to high efficiency long life LED lighting.
This app is suitable for residential or commercial usage. Additional features include a CO2 Carbon Dioxide savings calculator to aid commercial carbon trading schemes in support of green business.
Our energy saving app is a simple to use energy saving calculator with a clear readout and flexible data input. Homeowner or commercial facilities management, use this self assessment energy audit tool to make the changes now and start saving.

What’s New

Version 2.0

Update for later IOS revisions

Ratings and Reviews

5.0 out of 5
1 Rating

1 Rating

Joess17 ,

Nice Free App

Have now used this to gauge how much I could potentially save.

Very user friendly.

Nice design, very pleased!


Low Energy Supermarket Ltd
2.2 MB

Requires iOS 9.3 or later. Compatible with iPhone 5s, iPhone 6, iPhone 6 Plus, iPhone 6S, iPhone 6S Plus, iPhone SE, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8 Plus, iPhone X, iPhone XS, iPhone XS Max, iPhone XR, iPad Air, iPad Air Wi-Fi + Cellular, iPad mini 2, iPad mini 2 Wi-Fi + Cellular, iPad Air 2, iPad Air 2 Wi-Fi + Cellular, iPad mini 3, iPad mini 3 Wi-Fi + Cellular, iPad mini 4, iPad mini 4 Wi-Fi + Cellular, 12.9-inch iPad Pro, 12.9-inch iPad Pro Wi-Fi + Cellular, iPad Pro (9.7-inch), iPad Pro (9.7-inch) Wi‑Fi + Cellular, iPad Wi-Fi (5th generation), iPad (5th generation) Wi‑Fi + Cellular, iPad Pro (12.9-inch) (2nd generation), iPad Pro (12.9‑inch) (2nd generation) Wi‑Fi + Cellular, iPad Pro (10.5-inch), iPad Pro (10.5-inch) Wi‑Fi + Cellular, iPad (6th generation), iPad Wi-Fi + Cellular (6th generation), iPad Pro (11-inch), iPad Pro (11-inch)Wi-Fi + Cellular, iPad Pro (12.9-inch), iPad Pro (12.9-inch) Wi‑Fi + Cellular, iPad mini (5th generation), iPad mini (5th generation) Wi-Fi + Cellular, iPad Air (3rd generation), iPad Air (3rd generation) Wi-Fi + Cellular, iPod touch (6th generation) and iPod touch (7th generation).



Age Rating
Rated 4+
© 2014 Low Energy Supermarket Ltd


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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