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Slide 1

Defragging Your AndroidDevelopment

Jeff DeCew Mobile Engineer

Arjun Dayal Product Lead

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Meet Your Presenters!

Arjun DayalAndroid Product Lead

MIT Course 6Former PM on Xbox

Kinect

Jeff DeCewAndroid Mobile Engineer

Olin EngineeringFormer Software

Engineer at Blue Origin

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Pocket Gems

Founded 2009, backed by Sequoia Capital

14 Android and iOS and titles

Pioneer in free to play mobile games

1st farm game

1st store game

1st zoo game

1st hotel game

1st exploration simulation game

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Android growth is accelerating!

> 300 million activations to date

850,000 new activations per day

> 1 Billion app installs per month!

New Google Play consolidated marketplace

= Huge Opportunity!

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Pocket Gems 4 titles on Android with Many More to Come!

+ ManyMore ToCome!

Tap Zoo (iOS #1 grossingapp in 2011) Tap Zoo: Santas Quest

Tappily Ever After Tap Safari (New!)

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So much is involved in creating a successful game

1. Killer game concept

2. Intuitive UI & engaging art

3. In-App Purchase vs. paid

4. Backend services + scale for millions of users

But dont forget about

5. Device type support

6. Memory and performance

7. Regions & locales

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Tip 1: Pick the rightset of devices that make your experience shine!

Lots of choice is great, but dont let it bog you

down

Start with market device info

Its better to exclude a device for launch than

receive poor ratings from users who have a

subpar experience

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Tip 2: Dont forget that screen resolution matters

Tablets vs. high res phones vs. low resphones

Android allows you to restrict

Scale UI appropriately

10 tablet vs. a 4 phone yields differentresults!

Teeny tiny button hit targets on a high resphone dont work well

Know your limits!

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Use the right tools

Script your builds!

Build with an IDE sparingly

Sandbox your QA and Production builds

Utilize CI systems

Unit and integration testing with Robolectric

Makes testing simpler and easier

Add a cheat menu

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Welcome to the matrix. Place your bets!

2.1 2.2 3.1 4.0 4.0.3

Galaxy Ace

Droid X

Galaxy Nexus

Galaxy Tab (Tablet)

LG Optimus

Note: For illustration purposes only.

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Welcome to the matrix. Place your bets!

2.1 2.2 3.1 4.0 4.0.3

Galaxy Ace

Droid X

Galaxy Nexus

Galaxy Tab (Tablet)

LG Optimus

Note: For illustration purposes only.

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Evolve the matrix over time with new data!

2.1 2.2 3.1 4.0 4.0.3

Galaxy Ace

Droid X

Galaxy Nexus

Galaxy Tab (Tablet)

LG Optimus

90 % of $$$

Note: For illustration purposes only.

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Now that I have chosen, what should I be running?

Full pass: Select devices

Compatibility tests - "Broad, but shallow

Touch every feature

Minutes, not hours

Prioritize most popular devices vs. all

Test to the s

Its all about risk!

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Feedback loop is key. Leverage the tools you already have!

Standard loop: Develop -> QA -> Release

Google crash reporter, stats on devices, OS version,country, etc.

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Learn from your mistakes

Have a robust, verbose crash reporting system

Stack traces and info stacksAutomatic deobfuscation

Rolling log data

Group reports hash based on partialstacktrace

Prioritization is key

Move on if there is not enough info

Utilize reviews and customer support

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Provide the right experience to the right people!

Tiered failure schemes help everyone

Dear QA,

File a bug on thisissue please!

-Android

Dear Developer,

Stop writing garbagecode!

-AndroidCRASH!

User continues on with

normal game play, butlog is created.

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New ICS features are compelling

Design custom android experiences!

Android Beam

Resizable widgets

Google+ integration

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Slide

Thanks + Q&A Were accepting resumes right now! Email

jobs@pocketgems.com

We love partnering with other developers!

Use our new kiosk to start earning $$$ now:http://poc ketgems.co m/kiosk

Presenters: arjun@pocketgems.com, jdecew@pocketgems.com