iPhone Web AppsDesign, Code, Profit

Marcus Schappi

Mobile

Why web apps?

Why web apps?

• Portable

• More profitable

• Just as sexy as native apps

Portable Code

It’s all about Webkit

http://opensource.nokia.com/projects/S60browser/

Safari

Mobile Safari

http://opensource.nokia.com/projects/S60browser/

https://opensource.motorola.com/sf/wiki/do/viewPage/projects.sitewide/wiki/MotorolaOpenSource

Android

http://code.google.com/android/

Why web apps?

• Transferable

• More profitable

• Can be just sexy

Fast Deployment!

Web developers arecheaper

$0AUD

$70AUD

$140AUD

2008

Our Avg cost of PHP Vs Cocoa Dev

$72p/hr

$137p/hr

Choice in Business Models

App Store V’s Subscription

Success Story

Trisim

250K2 Months

USD

I’d be happy for 100k?

100K

$5*30,000 - (’s cut)= 100K

App Store

$5p/month*1667 = 100K p/year

Subscription

Why web apps?

• Transferable

• More profitable

• Can be just sexy

Web apps can have native app

sexiness too!

iPhone Flicki.mydailyphoto.com/flick_navigation.php

Multi-touchhttp://tlrobinson.net/blog/?p=42

http://www.sitepen.com/blog/2008/07/10/touching-and-gesturing-on-the-iphone/

Persistent Storagehttp://qantas.com/mobile

http://phonegap.com/

Accelerometer, Location, Camera, Vibration

Design

Solve a problem

Why ?

1 liner mission

Basecamp: Project Management is communicationFire Invoice: Fast Invoices = Faster PaymentWriteboard: Word is overkillQantas Mobile: Flight info in hand

Design a great app

Follow iPhone Human Interface

Guidelineshttps://developer.apple.com/iphone/library/documentation/UserExperience/

Conceptual/MobileHIG/MobileHIG.pdf

Download “iPhone User Interface Design” Video from Apple Developer Connection

Get Design Stylesfrom preexisting code

http://code.google.com/p/iui/http://clientside.cnet.com/cnet-js-standards/ciui-cnet-iphone-ui/

http://webapp.net.free.fr/

Push the boundariesof your Coders

Sometimes this means a small

investment in Caffeine

Design in Paymentfrom the beginning

If you want to not go under,quote 5 man days per view

For your own apps,subscription model, app

store etc.

Coders

Don’t under estimate the power of

Webkit / Javascript

Use Webkit Optimizations where

possible

Without CSSOptimizations

With CSSOptimizations

Use Apple’s documentation

it’s built into XCode

Sometimes it’s not your bug

WTF?

Profit

App Store

What kind of Apps will get rejected?

Farts

Stabs

PoliticallyIncorrect

Hurts carriers

Competes with Apple

Australian app storerankings...

16th Place

2146 Downloads

7th Place

1864 Downloads

4th Place

1370 Downloads

5th Place

1163 Downloads

5th Place

1606 Downloads

5th Place

1828 Downloads

0

750

1,500

2,250

3,000

05/10/2008 06/10/2008 07/10/2008 08/10/2008 09/10/2008 10/10/2008 11/10/2008

AU (AU Upgrade) US (US Upgrade)

Installs

Key Findings

Most installs on Sundays

Only 20% Update

Don’t get down over App Store reviews

You will get low stars if you don’t include

features people want

People will use ratings as a soap box for other areas of

your business...

Contact / Slides:www.myiphoneslides.com

Questions?