Web applications make our lives easier – they can be accessed from almost anywhere, they are usually cheap or free and they are mostly very easy to use.

Using good web apps can really help you save time, money and effort. If you are a small business owner, web apps can turn things around for you, and enable you access to very sophisticated management tools and other aids.

2009 presented us with some marvelous web applications. We picked 10 of them for you to take a look and enjoy.

10 Great Web Applications – 2009

1. PhotoSnack – PhotoSnack offers a great and easy way to create slideshows. This web app lets you create photo slideshows and online photo galleries for free, and also offers you multiple ways of sharing and publishing your photo slideshows.
2. Adobe BrowserLab – This useful tool from Adobe is designed to make the life of web developers much easier – with it, you can preview and test your webpages on leading browsers and operating systems – on demand. You get full screenshots and can customize your test settings.
3. Office Live – This Microsoft web service enables you to store up to 5GB, share with anyone, and collaborate on a single document. You can view Microsoft Office Word, Excel and PowerPoint files from your Web browser.
4. DimDim – A free web conferencing service,  that lets everyone everywhere to communicate using rich media in real time. Dimdim is easy to use and completely free, so web meetings are made available to everyone.
5. Color Scheme Designer – A wonderful tool for designers and web developers. This web app has increased precision and color space conversions, better preview, enhanced scheme creation system, unique scheme IDs and permanent URL of the scheme.
6. PDF to Excel – A very useful conversion tool. Use PDF to Excel to quickly and easily create highly-editable XLS files, making it a cinch to re-use tables and spreadsheets from PDF files in Microsoft Excel, OpenOffice, Google Docs, and WordPerfect Office.
7. Creatly – A tool for creating online diagrams. Create fast, professional looking diagrams with Creately‘s large library of objects and easy start templates. Now you can draw anything easily.
8. 247Webmonitoring – Even if you have the best hosting service, you need to keep an eye on your site’s up-time. This web app will monitor your website 24X7 from their servers and notify you whenever your site goes down, so that you can quickly address the issue and keep your customers happy.
9. Preezo – If you can’t afford PowerPoint, this is the solution for you. Preezo enables you to create professional quality presentations using an ultra-fast Ajax user interface.
10. Live Mesh – With Live Mesh, you can synchronize files with all of your devices, so you always have the latest versions handy. Access your files from any device or from the web, easily share them with others, and get notified whenever someone changes a file. Very useful for people who are always on the go.