ROM, common distribution (ROM) of Android system.

CyanogenMod is a customized distribution based on open source Android system. It provides some functions that are not provided by the official Android system or mobile phone manufacturers, such as supporting free lossless audio codec-FLAC (lossless audio compression coding) audio format music, multi-touch, running programs from SD, compression cache, a large number of APN lists, restart function, Wi-Fi wireless network support, Bluetooth, USB network sharing and so on. CyanogenMod was also the first operating system to use BFS as a task manager. CyanogenMod claims to provide higher performance and reliability than the official firmware version.

2、Smartisan OS

Smartisan OS is an Android mobile phone operating system based on CyanogenMod, which is about to be launched by Chinese mainland technology company Hammer Technology, commonly known as "Hammer ROM" [1]. It greatly modified the local user interface of Android and added many personalized functions. On March 27th, 20 13, the system was first announced by Luo Yonghao, the founder of Hammer Technology, at the "Hammer Smartphone Operating System Conference" in Beijing National Convention Center.

3、IUNI OS

In the Android distribution developed by Gionee Company, the earliest internal code name of IUNI OS is Aurora, and the English word "Aurora". Liu, the person in charge, said that the OS in IUNI OS mainly refers to "our service", and its original intention is to provide users with unique experiences and services through the deeply customized Android operating system. This uniqueness is mainly reflected in four aspects, namely, elegant literary design style, simple and light practical functions, exquisite and cheerful interactive experience and pure excellent service delivery.

4、MIUI

MIUI is a third-party mobile phone operating system based on deep optimization, customization and development of Android system under Xiaomi Company, which can bring more intimate Android smartphone experience to domestic users. Since the first beta version was released on August 6th, 20 10, 16, MIUI has 6,543.8 billion fans at home and abroad, and enjoys a good reputation in China, Britain, Germany, Spain, Italy, Australia, the United States, Russia, the Netherlands, Switzerland, Brazil and other countries. MIUI is an Android mobile phone operating system based on CyanogenMod deep customization, adding a lot of design elements from Apple's iOS. MIUI system also uses different system applications from the original Android, replacing the original music program, call program, photo album program, photo program and notification bar, and adding functions that were not available before. Because MIUI has remade some database tables of Android system and greatly modified the application of native system, the data of MIUI and Android are incompatible with each other, which may directly lead to the incompatibility of applications. MIUI is a customized system developed by a group of enthusiasts in China. It has been modified according to the needs of users in China, and is now in the Beta testing stage. After collecting users' opinions, OTA upgrade will be provided every Friday. At present, the MIUI system is developed by Xiaomi Technology, which released the smartphone with MIUI pre-installed in August of 201year, and released the "Youth Xiaomi Mobile Phone" in May of 201year.

August 2065438+00 16 The deeply customized Android mobile phone system MIUI was born and updated every Friday.

5. Flyme operating system

The brand-new Flyme OS 1.0 is an innovative work developed by Meizu for its new generation of smart phones, which embodies Meizu's experience and technical strength in deeply exploring the user experience of smart phones and the evolution and optimization of operating systems for many years, and strives to provide Meizu mobile phones with more powerful application functions and better operating experience. Flyme OS 1.0 will provide clearer logic and shorter operation threads for user interaction, making the functions clear and easy to use. Combined with various quick operation modes, the system application will be more intelligent and intimate. The user interface of the new system will be completely reformed. On the basis of freshness and conciseness, the interface will be more personalized, the visual effect will be beyond imagination, and a lot of dynamic effects will be added in the operation to make the fingertips feel more real and the interface will move at will. At the same time, Meizu's well-developed and actively deployed mobile cloud service has also begun a new round of innovation in the new system. Cloud services such as data backup, synchronization, mobile phone tracing and location locking will be fully upgraded, and many new services such as file cloud transmission between mobile phone contacts will be provided. With the overall optimization of the system, the multimedia audio-visual function of Meizu mobile phone will be more powerful, and it will be equipped with high-quality lossless online music service.

6、TOS

TOS refers to TencentOS. On March 3, 20 15, TOS selected 200 internal testing experience officers from 60,000 applicants and officially started internal testing.

In terms of design style, the interface of Tencent TOS system is mainly concise.

In terms of interface style, Tencent TOS system is mainly concise.

For pre-installed applications, TencentOS beta only embeds system-level applications such as weather, file management and browser.

7、XTUI

XTUI, the full name of X-Traveler UI, is the original UI of Xiaotian ROM Group, which focuses on light systems, removes heavy software and has a pure experience.

Android system, the overall situation is very simple, simplicity has penetrated into all levels of the system.