Home Automation

Smart Home Controller UI Design

How a control panel became the reason people chose the product

Air Diffusion Agencies had a capable air conditioning controller and an interface that was holding it back.

Platinum Elite was already in homes and already worked. What it did not do was give people a reason to prefer it over anything else on the shelf, because the experience of using it lagged behind what the hardware could actually do.

ADA came to CodeFish Studio to close that gap — through user experience design, UI design and engineering — without throwing away the product they had already built.

A user interacting with the Platinum Elite air conditioner controller
The Challenge

In a market where every controller claims the same features, the interface is what people actually judge.

Smart home technology moves quickly, and ADA wanted Platinum Elite to lead rather than follow. That meant two things at once, and they pulled in different directions.

The product needed more: additional core features and finer control over the air conditioning system, because a controller that does less than its competitors loses on the specification sheet.

It also needed to be simpler. A wall panel gets used by everyone in the house, including people who will never read a manual, and adding features to an interface usually makes it harder rather than better. Getting both — more capability and a better experience — was the actual brief.

Underneath sat a practical constraint. ADA had existing hardware in the field and an existing customer base. Whatever we designed had to run on what was already there.

CodeFish Studio developing the Platinum Elite air conditioner controller
A user interacting with the Platinum Elite air conditioner controller
The Approach

We reviewed the experience and the technology together, because one of them sets the limit on the other.

The work started with a user experience review of the existing product alongside a deep dive into what the underlying technology could and could not support. Running both at once meant the design was grounded in what the hardware could actually deliver, rather than producing a concept that had to be cut back later.

That review set the path for the UI design phase and the development plan. On the design side we focused on making the interface modern and genuinely functional — clear at a glance, on a panel someone walks past rather than sits down at.

On the engineering side the plan was to improve the underlying technology while adding features, and to structure it so more could be added later without another rebuild. Building on a JavaScript stack is what made that possible: it took the risk out of planning new features, because shipping one no longer means re-opening the foundations.

Existing client hardware was reused throughout. The upgrade reached the product ADA already had rather than requiring a new one.

UX review

The existing product assessed against how a wall panel actually gets used at home.

Technical deep dive

What the hardware already in the field could support, established before design began.

UI design

A modern, functional interface, clear at a glance to someone walking past it.

Expandable build

A JavaScript stack, so new features ship without re-opening the foundations.

The TOOL interface
The Solution

Focusing on the end user made Platinum Elite a leader in smart air conditioning, and the platform still takes new features.

Platinum Elite now offers more control through an interface that is easier to use than the one it replaced — which is the combination the market rewards, and the reason the product competes on experience rather than on specification alone.

Because it was built to expand, the product keeps moving. Platinum Elite evolves against user feedback and changing industry standards, and each new feature lands on the same foundation instead of forcing a redesign.

For ADA that turned a one-off upgrade into a platform. The investment continues to return every time the market shifts and the product can follow it.

Ready to build something great?

Local partners, global standards – full service design and development.