[Optimus One, P500, V General] myawan:
Courtesy: LeslieAnn

APK's, their purpose and safe or not to remove

This contains Froyo, Gingerbread, ICS, Cyanogenmod

Note: The effects of removing certain apps can change depending on what version of Android and which rom you have. CM responds differently than stock, GB responds differently than Froyo.

A

AccountAndSyncSettings – Syncs settings to Google, especially important to Gmail. Do not delete. [If you don't use Gapps, deletion is safe.]

Android_VirginUS-Chat – Virgin Mobile Chat forum app. Safe to remove.

AndroidUTSManager – Possibly Time sync system. Not recommended to delete.

ApplicationsProvider – Provides the list of installed apps to Market. Delete at your own peril.

B

BackupRestoreConfirmation - restores sync'd Google settings. Do not remove.

Bluetooth – Bluetooth connection system. Do not remove if you use Bluetooth.

BluetoothServices - Bluetooth connection system. Do not remove if you use Bluetooth.

Browser – Stock Android web browser. Semi-safe to remove, can break bookmarks, voice search and possibly market.

C

Calculator – Calculator. Safe to remove.

Calendar – Calendar app. Safe to remove.

CalendarGoogle - Calendar app. Safe to remove.

CalendarProvider -sync system for Calendar. Safe to remove.

Camera – Camera app. Do not remove if you use your camera.

CarHomeGoogle – Utilities to make using your phone safer while driving. Safe to remove.

CertInstaller – Wifi certificate installer. Do not remove.

ChromeBookmarksSyncAdapter – syncs Chrome bookmarks. Safe to remove.

ChromeToPhone – syncs Chrome bookmarks Safe to remove.

CMParts – Settings in Cyanogenmod roms will force close without this. Do not remove.

CMScreenshot – Screen capture application. Safe to remove.

com.google.android.marvin.kickback – Provides keyboard feedback through vibration. Safe to remove.

com.google.android.marvin.soundback – Provides keyboard feedback through clicks. Safe to remove.

com.google.android.marvin.talkback – Provides keyboard feedback through voice. Safe to remove.

Contacts – Your contact list. Do not remove.

ContactsProvider – Syncs contacts. Do not remove.

Cyanbread – Stock Cyanogenmod theme. Do note Remove unless you have an alternative installed.

D

DefaultContainerService – Needed for installing apps. Do not remove.

DeskClock – Clock and alarm system. Safe to remove

Development – Development app. Safe to remove.

DownloadProvider – Handles (all) web browser downloads. Do not remove.

DownloadProviderUi – Browser download interface. If removed, you won't see download status.

DrmProvider – Handles DRM for media that contains it. Do not remove or you will break said media.

DSPManager – Equalizer for tuning audio. Safe to remove.

DunServer – Possibly part of the VPN system. Delete at your own risk.

E

Email – Email app. Safe to remove, but will make it impossible to setup your phone/Market with Exchange – email transport system. Do not remove.

ExternalMemoryTest – Possibly part of over the air provisioning. Possibly safe to remove, but not recommended.

F

FM – FM radio player. Not functional on Optimus V. Safe to remove.

Fotakill – Disables over the air updates. Depending on rom and phone, may be safe to remove (safe to remove on the OV).

G

Galaxy4 – Live wallpapers. Safe to remove.

Gallery3D – Picture gallery utilty. Safe to remove

GalleryGoogle – Picture gallery utilty. Safe to remove

GenieWidget – Stock news and weather app. Safe to remove.

Gmail - Gmail app. Safe to remove, but can make it harder to setup your phone/Market with Gmail [If you don't use Gapps, deletion is safe.]

GoogleBackupTransport – Handles backup of settings. Safe to remove.

GoogleCalendarSyncAdapter -sync system for Calendar. Safe to remove.

GoogleContactsSyncAdapter -sync system for Contacts. Safe to remove.

GoogleFeedback – Forceclose reporting for Gapps. Safe for the phone to remove, but could cause problems for Gapps.

GoogleLoginService - Google login system. Do not remove. [If you don't use Gapps, deletion is safe.]

GooglePartnerSetup - In App purchases? Not recommended to remove.

GoogleQuickSearchBox – Search box widget. Safe to remove

GoogleServicesFramework – Google login system for Gapps. Do not remove. [If you don't use Gapps, deletion is safe.]

GoogleTTS - Text to speech. Should be safe to remove, but is needed by Google Maps.

H

HiddenMenu – Hidden programming menus. Don't delete.

HTMLViewer – Filters html to be more compatible. Safe to remove, but not recommended.

HoloSpiralWallpaper – Live wallpapers. Safe to remove.

I

J

K

KeyChain – Possibly password tool similar to Ubuntu. Not recommended to be removed. [Required to store passwords, some have reported to delete it and they are OK]

L

LatinIME – On screen keyboard. Safe to remove if you have an alternative installed.

Launcher2 – Stock Froyo launcher. Safe to remove, if you have an alternative installed.

LgHiddenMenu – Hidden menu settings/phone codes. Do not remove.

LGSetupWizard – Either part of initial setup, or account setup. Remove at your own risk.

LiveWallpapers – Live wallpapers. Safe to remove.

LiveWallpapersPicker – Live wallpaper Picker. Safe to remove if you don't use live wallpaper.

M

MagicSmokeWallpapers – Live wallpapers. Safe to remove.

Maps – Google Maps/Navigation. Safe to remove.

MarketUpdater – Starts with Market and checks for updates. Safe to remove.

MediaProvider - Handles ringtones and such, DO not remove.

Mms – MMS system. Do not remove.

Music – Music player. Safe to remove.

N

NetworkLocation – Provides location through towers instead of gps. Not recommended to remove.

NoiseField – Live wallpapers. Safe to remove.

O

OneTimeInitializer – Runs after first flashing of Gapps to allow you to chose which you want. Safe to remove.

OpenWnn – Chinese or Japanese keyboard. Safe to Remove

P

PackageInstaller – Installs apps. Do not remove.

Pacman – Package manager. (?) Do not remove.

PhaseBeam – Live wallpapers. Safe to remove.

Phone – Phone dialer. Do not Remove.

PicoTts – Text to speech. Should be safe to remove, but is needed by Google Maps.

PinyinIME – Chinese or Japanese keyboard. Safe to Remove

Poynt-Virgin – Poynt app. Safe to remove.

Protips – Tips widget. Safe to remove.

Provision – New phone setup wizard. Should be safe to remove.

Q

QuickSearchBox – Search box widget. Safe to remove, but may break the search button.

R

S

Scvngr – Scavenge App. Battery hog. Safe to Remove

SelfServiceAssistant - Virgin activation app. Safe, but not recommended to remove.

Settings – Settings system. Do not remove.

SettingsProvider – Part of the settings sync system. Do not remove.

SetupWizard – Wizard to setup email. Do not remove.

SharedStorageBackup - Possibly USB connection menu. Do not remove.

SoundRecorder – Sound recorder. Should be safe to remove.

SpareParts – Extra settings for Cyanogenmod. Safe to remove.

SpeechRecorder – Part of speech recognition setup. Do not remove if you use voice.

SPGMyAccount – Useless shortcut to web. Safe to Remove

Superuser – Handles root/SU permissions. Do not remove.

SystemUI – Part of the user interface. Do not remove.

T

Talk – Google Talk. Possibly safe to remove, but could break Market. [If you don't use Gapps, deletion is safe.]

TelephonyProvider – Phone system. Do not remove.

ThemeChooser – Cyanogenmod theme system. Do not remove.

ThemeManager – Cyanogenmod theme system. Do not remove.

Trebuchet – Stock ICS launcher. Safe to remove, IF you have an alternative launcher installed.

TtsService. - Text to speech. Should be safe to remove, but is needed by Google Maps.

Twidroyd – Twitter. Battery hog. Safe to Remove.

U

Usbstorage – Usb storage. Do not remove if you access files on your phone from your computer.

UserDictionaryProvider – Dictionary for word prediction on keyboards. May be safe to remove.

V

Vending – Market App. Safe to remove, but you won't have Market.

Virgin_Mobile – Useless shortcut to web. Safe to Remove

VisualizationWallpapers – Live wallpapers. Safe to remove.

vmu_store_release_candidate – Virgin Mobile app. Should be safe to remove.

VoiceDialer – Voice dialing. Safe to remove.

VoiceSearch – Voice search,. Safe to remove.

VpnDialogs _ Part of the VPN system. Safe to remove if you aren't using it.

VpnServices – VPN adapter. Safe to remove.

W

WAPPushManager – Tethering connectivity. Safe to remove if you don't use tethering/access point mode.

WHERE – Where Application Battery hog. Safe to Remove. Battery Hog.

X

Y

YouTube – Youtube viewer. Safe to Remove.

Z

Courtesy:

LeslieAnn