Essential Apps and Installs for Windows, Chrome, Android

I have a few essential apps and installs that I put on all of my computing devices, including utilities and software. It is also what I install on other people's computers when they ask me to set them up for them. All of these are free.

PC/Laptop/Netbook:
(These are the basics. With these, I can pretty much do 99% of what I need to. Much of what I do is cloud based, but sometimes you need desktop software and apps.)

AVG Antivirus -  protect your computer from viruses and spyware
CCleaner - clean out old and temporary files. Optimize registry.
DeFraggler - defrag and optimize  your hard drive
LibreOffice - free office suite - word processor, spreadsheet, database, presentation, drawing
VLC Media Player - free media player. Plays pretty much every type of video and audio file.
Paint.net - free graphic editing software
Chrome Browser - access all of my cloud services (Google, Discovery Education, Evernote, Tweetdeck, etc)
Chrome Browser extensions: Clip to Evernote, Google Shortcuts - links to all Google services, Goo.gl url shortener, webpage screenshot, Aviary, cloudy calculator, publish web articles to Kindle, Docs viewer, Extended Share for Google+, TweetDeck


Chromebook:
(For me, they sync from my Chrome account)
Access all of my cloud services.
Add Extensions: (same as above)


Mobile Device (Android in my case):
In addition to included apps: (see below for links to lots of Android for education apps)
Evernote, Google Tasks, Google Shortcuts - links to all Google services, Sugarsync, Dropbox, QuickOffice, Amazon Kindle, Pandora, QR Droid, Shopper, Advanced Task Killer, Antivirus/Security, Skitch, Epocrates, Netflix, IMDB, AStro File Manager, PayPal, Angry Birds

Related:

My Favorite Resources for Educators and Students

Google Resources for Education

Technology I use on a daily basis as an Educator

Why do schools still pay so much for software? Free alternatives to paid software and services.

On device apps/software vs. web apps - which is better for schools?

Software Tutorials - find help for using software

Android Smartphone and Apps I use as an educator

Android - Apps, Resources, and more for education

Android for Education Apps and Resources.

Android news, resources, app reviews and more
http://educationaltechnologyguy.blogspot.com/2011/11/android-resources-information-news.html

Why I use Google’s apps as an Educator
http://educationaltechnologyguy.blogspot.com/2012/01/why-i-use-googles-products-as-educator.html

Android 4 Schools - app reviews, tips and more for using Android in education
http://educationaltechnologyguy.blogspot.com/2011/12/android-4-schools-great-new-site-with.html

Some more great Android Apps for Education

What are your "essential" apps and installs?

Alternatives to Windows, Mac, Linux and online applications | AlternativeTo.net

AlternativeTo.net is a great resource for any computer user. The site lists alterantives to popular software applications. Many of the alternatives are free, some are not. The great thing about the site is that it lists things by category so it is easy to find an alternative to what you are using now.

Maybe you want a free version of something, such as replacing Microsoft Office with OpenOffice, or you just want to try some different types of software. Maybe the software you are using now doesn't do everything you need it to do. Whatever the case, AlternativeTo.net can help.

The listings are very comprehensive and include a great description. You can sort results by tag, license, or platform. They have alternatives for Windows, Mac, Linux, and even for mobile applications.

Below is a listing of alternatives to Microsoft Office: