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Design concept by Goat Scale · Tumbleweft is a fictional studio. This is not a real company: no projects, enquiries or applications are taken.

Fenmarsh Energy · Utility / Energy

Household energy, redesigned

A fictional energy supplier's household app, redesigned so people check their usage because they want to.

Fictional client and illustrative figures, written for this design concept.

Illustrative: a phone on a kitchen counter at dusk, showing a playful home-energy screen

Illustrative photograph, not the shipped product

Illustrative results

  • 48%

    fewer support calls (illustrative)

  • 2×

    more people setting a usage goal (illustrative)

  • 30%

    more visits to the insights screen (illustrative)

What happened

The programme in brief

  • Redesign of a household energy app for a fictional supplier.
  • A blended squad of design, engineering and data working beside the client team.

Tumbleweft and its clients are fictional. This page shows how a case study would read.