Android apps list below based on my favorite applications I've ever used. Actually there are many other cool applications, please find out for yourself by visiting the official website at http://play.google.com
- Super Manager : Super Manager is a powerful system utility for Android. task manager, service manager, memory clean up, auto clean up, clean up white list, low memory killer, apk manager, app protector, file manager, super launcher, screen capture, volume manager, backup restore, and more. works great for root smartphones
- Olive office : OliveOfficePremium is a software suite for Android devices that enables you to view and edit Microsoft Word(doc/docx), Excel(xls/xlsx) and PowerPoint(ppt/pptx) files. In addition,it inherits the function of viewing portable document file(pdf) and compiled help manual(chm).
- Officesuite pro : Create, view, edit and share Microsoft Word, Excel and PowerPoint files and attachments and view PDF files on your Android based phone with a single complete feature-rich mobile office solution. Now also on Android Honeycomb.
- Notepad : simple, easy-to-use note-taking app. It has selectable text size, searching, sorting, and the ability to send the note.
- ColorNote Notepad Notes : Color Note is a simple notepad app. It give you a quick and simple notepad editing experience when you write notes, memo, email, message, shopping list and todo list. Color Note makes taking a note easier than any other notepad and memo apps.
- Adobe reader : Adobe Reader is the free global standard for reliably viewing and sharing PDF documents across platforms and devices. Easily and efficiently access the widest range of PDF file types—including PDF Portfolios, password-protected PDF documents and Adobe LiveCycle rights-managed PDF files. Adobe Reader offers fast, high-quality interaction with PDF files on your Android smartphones and tablets.
- Kindle ebook reader for android : Read books on your phone, including thousands of free Kindle books. The Kindle app puts over a million books at your fingertips. It’s the app for every reader, whether you’re a book reader, magazine reader, or newspaper reader—and you don’t need to own a Kindle to use it. Choose from over a million Kindle books from the Kindle Store or enjoy popular magazines like The Economist and Reader’s Digest with high-resolution color images.
- Moon Reader : ebook reader, Support txt, html, epub, umd, fb2, chm, zip or OPDS
- Cool Reader : eBook reader. Supports epub (non-DRM), fb2, doc, txt, rtf, html, chm, tcr, pdb, prc, mobi (non-DRM), pml formats.
- RealCalc Scientific Calculator : RealCalc includes the following features:
- Traditional algebraic or RPN operation
- Result history
- Unit conversions
- Physical constants table
- 10 memories
- Binary, octal, and hexadecimal
- Trig functions in degrees, radians or grads
- Scientific, engineering and fixed-point display modes
- Configurable digit grouping and decimal point
- Full built-in help
- A complete lack of advertising
- Fraction calculations and conversion to/from decimal
- Degrees/minutes/seconds calculations and conversion
- Landscape mode
- User-customizable unit conversions
- User-customizable constants
- MX Player : MX Player is the first Android video player that performs multi-core decoding. According to the test results on dual-core devices, it shows up to 70% performance improvement than single-core devices.
- Moboplayer : The best video player on Android! Watch any of your videos on a phone without conversion, anytime and anywhere.
- Mortplayer : Simple to use folder based music player with lots of features. Simple to use music player for all those who prefer folder structure over tags.
- Youtube : some android smartphones is not equipped with this application. you can download it here.
- Go launcher ex : GO Launcher is the most popular home app in Android Market. It allows users to customize home screen, change themes, use smooth transition animation as well as various widgets and screen locks. It brings you a fresh and extraordinary mobile operation experience.
- Thousands of personalized themes
- Various widgets and screen locks (weather, switcher, calendar…)
- Extremely smooth transition animation
- Smooth flipping operation
- User-defined folder to easily categorize apps
Internet and Social NetworkFor internet browser, I prefer android's default browser. :)
- Opera Mini : Opera's fastest mobile browser that can save you money on data. Totally free.
Try the world's fastest Android browser!
- FAST: Opera’s speed and efficient controls put it ahead of all other browsers.
- EASY: Surf the Web on your mobile as easily as on a desktop computer.
- SAVE MONEY: Reduce data costs by up to 90% with our unique compression technology.
Other great features:
- Speed Dial shows you all of your favorite websites at a glance. Pull them up with one tap!
- Tabs let you keep multiple pages open and switch between them.
- Reading online is better with page sizes, address bars and toolbars that adjust automatically.
- Facebook : Share and stay connected with your friends with the Facebook for Android app. Facebook for Android helps you connect with your friends and share on the go. Upload a photo, keep up with friends’ photos and status updates, look up a phone number, and more – right from your Android device.
- Twitter : Official Twitter app for Android. Follow your interests: instant updates from your friends, industry experts, favorite celebrities, and what’s happening around the world. Get short bursts of timely information on the official Twitter app.
- Nimbuzz : Nimbuzz Messenger is a free chat & calling app to connect with your buddies 24x7 Nimbuzz Messenger combines the power of internet and smart phone messenger into one, and lets you make free voice calls, send unlimited chat messages, share files on any mobile device across popular messengers. Nimbuzz Messenger is available on Android, iOS, Blackberry, Symbian, Java, Windows and Mac. Nimbuzz Messenger lets you chat with your buddies on Facebook, Gtalk Messenger, Yahoo Messenger, Live Messenger (MSN) 24x7 for free. Connect your address book and share unlimited photos, files, music and videos with other friends of yours on Facebook, Yahoo Messenger, Gtalk Messenger and Live Messenger (MSN). You can also connect with your friends on Twitter using our popular chat buddy. Nimbuzz Messenger is super-popular and our 80+ million registered users across platforms prove that. Nimbuzz Messenger is available for every smartphone and feature phone, so go ahead and tell your friends to download Nimbuzz Messenger. I like this application because it has a public chatroom so you can make friends and get acquainted with friends from around the world.
- Whatsapp : WhatsApp Messenger is a smartphone messenger available for Android, BlackBerry, iPhone, Windows Phone and Nokia phones. WhatsApp uses your 3G or WiFi (when available) to message with friends and family. Switch from SMS to WhatsApp to send and receive messages, pictures, audio notes, and video messages.
- I rarely use the camera :), please browse, download and try by your self here :)
- Adobe photoshop express : Edit and share photos virtually anywhere. Touch to crop, rotate, adjust color, and add artistic effects. Access all your photos and videos directly from your free Photoshop.com account.
- Sketch n Draw : A fun procedural drawing tool / sketch pad.
- 14 Brushes + Eraser
- Shake to erase canvas
- Volume rocker or menu Undo / Redo
- Multiple canvas sizes 240 x 320 to 800 x 1280
- Canvas Zoom In or Zoom Out
- Alpha Scale 0% - 100%
- Color picker
- Save to SD
- Set sketch as device wallpaper
- Share Sketches with any app
- Sketch tool size adjustment
- Open previously saved sketches and photos
- more ...
- Flashplayer : Bring the FULL web to your device with Flash Player- videos, games, apps & more Adobe Flash Player enables a complete web browsing experience by enabling access to your favorite interactive content.
- Dropbox : Dropbox lets you bring all your photos, docs, and videos anywhere. Dropbox is a free service that lets you bring all your photos, docs, and videos anywhere. After you install Dropbox on your computer, any file you save to your Dropbox will automatically save to all your computers, your Android device, and even the Dropbox website! With the Dropbox app, you can take everything that matters to you on the go.
- Call Control - Call Blocker : Say Goodbye to Annoying and Unwanted Phone Calls and Texts! Call Control is the most effective call blocking app for Android, blocking unwanted calls and letting you control your privacy and security. Call Control is like anti-virus for phone calls, constantly working in the background to block unwanted calls and text messages.. Block unwanted calls and text messages in a snap with Call Control. The number 1 Call Blocker and Blacklist app for Android.
- Hide It Pro : Hide the Pictures/Videos/Audio Files and Even Entire applications that you don't want anyone to see. Features built in video player , gallery , password protection and lots more. Disguises itself as a Audio Manager app which can be used to turn the volumes up and down. but if you Long press on the Audio Manager title the actual Hide It Pro app will launch. You can hide Images/Videos/Audio Recordings etc. from the Phone's stock gallery by selecting all the pics that you want to hide and selecting SHARE.
the best alternative apps to hiding files :
- Bluetooth File Transfer : Use your smartphone to browse, explore and manage files of any Bluetooth ready device, using File Transfer Profile (FTP) and Object Push Profile (OPP): you can also receive files and send contacts!