Andreas Koutsoukos
FI / EN

Suomenkieliset projektit

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CARAT

A new user interface for Carat, making mobile battery use easier to understand.

Client / Project
Eficode - Carat
Type
Research application
Platform
Mobile app
Started
2017

Making battery data understandable

I worked on Carat’s new user interface at Eficode. My contribution was UI and visual interface design, helping turn battery consumption data into clear views and practical guidance.

Introducing the essentials.

The tutorial introduces Carat and explains two key ideas: “bugs”, unusually high energy use on a particular device, and “hogs”, apps associated with higher energy use across many devices.

Three Carat onboarding screens introducing the research project, bugs and hogs

A clearer picture of battery use.

The dashboard brings battery life, the comparative J-score and report shortcuts into one view. Device screens provide more detail, including memory use, CPU usage and running processes. These design views show the path from a quick overview to a closer look at the device.

Carat dashboard with battery overview, settings menu and sharing options
Carat device details and process list with memory and CPU usage indicators

A new interface for Carat 2.0.

The University of Helsinki announced Carat 2.0 with a renewed interface, global smartphone energy-efficiency statistics and more detailed energy-saving advice. The screens here present our interface design work, from the first introduction to the dashboard and device details.