Google Docs reader for iOS and Android
I think this is a great, letting you work with the Cloud more effectively. The view will allow you to view PDFs, .ppt, .doc and .docx files you’ve uploaded to your documents list, without needing to download the file.
With our mobile viewer you can switch quickly between pages and pan/zoom within a page. On your iPhone and iPad, you can pinch to zoom in or out.
You can try it out by going to docs.google.com on your Android-powered device, iPad or iPhone and select any document in these formats that you’ve previously uploaded.
Read the full Google Blog here: