The best things in life are free. But if you believe there is no such thing as a free lunch, you are in for a pleasant surprise. With these successful applications from the Google Apps Marketplace, you can get the perfect experience at no cost at all and that too in Las Vegas. Here are the top 7 apps for this according to SixPL, a digital marketing agency.

ManyMoon: Yes, it is more than just the title of 2008 song by Janelle Monáe which was number 47 on the Rolling Stone’s List for this year. Nominated for the Best Urban/Alternative Performance at the 51st Grammy Award, the song borrows from another number by The Pointer Sisters. Much like the song, the online project management software is also a winner that targets an independent user. Command and tools are stored in sub-menus to keep the visuals on the page free from clutter. This free software also integrates with Google Calender and Google Docs storage. (Update: The company was acquired by Salesforce.com)

Aviary: You can fly high with Aviary. This is a free app which can beat Photoshop when it comes to designing photos. This app is also a hit for the musically inclined. Apart from editing photos online, you can also create photos and use audio editors for recording and editing not only music files but podcasts as well. Aviary also saves files in the designated Google Docs folder.

Zoho Projects: A more mature web based project management app for Google Apps, this is a premium app which also has a free version. This app also includes a wiki. If you are bugged about time, here’s the app which won’t let you be buggered any more. Zoho has bug as well as time tracking modules. It is perfect for team management and collaborations.

Offisync: Offisync is the app for those who want to get the workplace marching to the right tune. With this app, you can edit Google Documents inside MS programs. This can protect documents from the desktop on the online account within Microsoft Office.

SlideRocket: This is one of the best apps for improving online presentation of Google Docs. SlideRocket is the right ingredients to spruce up your documents. The biggest USP of this app is that it is a rich internet application which can be used for every aspect of this presentation cycle. This app lets you create and manage presentations for free.

Mail Chimp: Let this app work its magic if sending bulk emails from Gmail accounts is your goal. An added bonus is that this service is free for up to 500 emails. It is also perfect for designing, sharing and sending newsletters to a vast number of people online.

Survey Monkey: This app can beat the Titans of the app world when it comes to conducting surveys. To personalize a survey and customize it, Survey Monkey can do the trick. This app has more than one trick up its sleeves though. The basic version is free and and easy to use.

So, spruce up your app world now. Use these apps and you can get your money’s worth without paying any cash at all.