Top Smartphone Operating Systems

Android Windows PhoneiOS

Introduction

Developer Google Apple Microsoft

Released 2008 2007 2010

Source model Open Closed Closed

OS family • Unix-like• Unix-like• Darwin (BSD)• OS X

• Microsoft Windows

Introduction

History Android 2.2 6.0ـــ iOS 3.1.3 9.2ـــ WP 7 10ـــ

Main store Google Play App Store Microsoft Store

Written in C, C++, Java C, C++ C, C++, Objective-C, Swift

PhoneAndroidFirst

T-MOBILE G1HTCReleased: 2008

iOS

iPhone 1Released: 2007

PhoneFirst

Windows

Nokia Lumia 710Released: 2011

PhoneFirst

Advantages & DisadvantagesDesign & UI

Advantages & DisadvantagesPerformance

• Laggy but mostly low-end phones.

• High Memory and CPU usage.

• Very light and lag free.

• Low Memory and CPU usage.

• Very light and lag free.

• Low Memory and CPU usage.

Advantages & Disadvantages

WP is in 3rd place in this department.

Microsoft store has the least number of applications when compared to the other two major OSes

Applications

Android is the leader in this field

iOS is second in this field; though it is a close

competitor to Android

Advantages & DisadvantagesSource

Open Closed Closed

Advantages & DisadvantagesDiversity

Nokia, Microsoft and(HTC, Samsung, Huawei, Archos)

Countless iPhone

Advantages & DisadvantagesStores

Microsoft Store onlyHundreds of stores App Store only

Advantages & DisadvantagesSecurity

• High security against viruses.

• Protection lock.

• High security against viruses.

• High Protection lock.

• High security against viruses.

• Protection lock.

Conclusion

• If you want a phone that helps you get thousands of applications, you should choose Android Phone.

• If you want a fast phone and helps you in work and organization, you should choose Windows Phone.

• If you want fast, safe and design phone, you should choose iPhone.

Good-bye

By Eng: Ans Osama