Matt Gemmell

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Category: interface

This page lists every article in the “Interface” category.

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Burying the URL

Most people shouldn't need to see or think about URLs.

iOS 7

Thoughts on the new user interface style and aesthetics of iOS 7.

Tail wagging

The ongoing debate about skeuomorphism in software interfaces misses the point.

API Design

My years of experience in creating reusable components distilled into 25 rules.


An open source iOS GUI component providing pop-up tile-based menus.

Augmented Paper

A discussion of an increasingly-prevalent UX aesthetic that appeals to me on touch-screen devices.

PlayStation Vita

A brief review of Sony's new PlayStation Vita portable gaming system, with screenshots.


A discussion of why copying another product is actually more difficult than innovating.

Adobe Communication

A rewritten version of Adobe's announcement about the end of mobile Flash Player.

On/Off Switches

User experience issues with On/Off switch implementations.

Favorites 2 UI design

A progressive set of UI/UX mockups of my iPhone speed-dial app, Favorites.

Pie Menus on iOS

Pie (circular, radial) menus implemented on iOS, for the iPad. A touch screen user experience concept implemented, with screenshot and video.

Favorite Mailboxes in Lion Mail

Using keyboard shortcuts and the Favorites Bar in Mail on Mac OS X 10.7 Lion to quickly and easily open mailboxes and move messages.

Using Spaces on OS X Lion

How to restore most of Mac OS X Snow Leopard's Spaces functionality on 10.7 Lion, including keyboard shortcuts, multiple Spaces and pinned apps.

Apps vs the Web

The difference between native mobile apps and web apps, and the additional user experience cost of not being native.

Accessibility for iPhone and iPad apps

How to implement VoiceOver accessibility support in iPhone and iPad apps to help visually impaired users. The importance of accessible technology.

Finger Tools

A multi-touch user experience and user interface concept for tools attached to each finger of the hand, for painting and other canvas apps.

MGSplitViewController for iPad

Open source iPad split view replacement for iOS, including portrait and landscape configurations, draggable splitters, and much more.

Touch Notation

A notation system using symbols to describe multi-touch gestures like tap, swipe and rotate. Includes Photoshop and Illustrator shapes and a glossary.

iPad Multi-Touch

Open source code, screenshots and videos showing how many simultaneous touch events the iPad supports - it goes up to eleven.

Engineer Thinking

The tendency of engineers to include configurable functionality in apps, when a non-configurable option suiting the majority of users would be better.

iPad Application Design

The theory, design concepts and metaphors behind iPad user interface and user experience. How to look and behave like a proper iOS application.

Favorites UI design

A discussion of the user interface and user experience design decisions in Favorites, my speed dial app for the iPhone.