FTP On The Go PRO - FTP On The Go is a fully featured FTP client for iPhone, iPad and iPod touch. It lets you securely log into your FTP server from anywhere.
Download files and use the app's built-in text editor to fix text right on your iPhone. Find and Replace features make it a snap. Click the Save button to upload your changes back to the server and you're done
Google Drive (iPhone/iPad) - Google Drive allows you to store all your stuff in one place. Upload your files from your computer and the iOS app lets you access them from anywhere. You can share photos, read documents, and even make items available offline so you can view them when you don't have an internet connection
ASUS WebStorage for iPhone/iPad - ASUS WebStorage is a cloud storage service which lets you access your data anytime, anywhere. Install the app on your iPhone, iPad or iPod touch, and you will be able to retrieve your digital documents, play music and video, and view pictures from your own personal online storage
Copy for iOS - Copy is an online storage service which allows you to easily store and share your data.
Uploaded files are safely kept in the cloud and accessible from mobile devices, desktop computers and the web.
With Copy, you can quickly access your most recent files, send files without size limitations, and share files publicly or by private invite only
OneDrive for iPhone/iPad - OneDrive (formerly known as SkyDrive) is a cloud-based storage service where you can keep all your photos, videos and documents. Stored files can be accessed from anywhere - on desktop computers, smartphones and tablets
IFTTT for iOS - IFTTT (IF This Then That) is a productivity tool that connects various internet services.
The app allows you to create recipes, consisting of a trigger and an action, that connect different channels such as Facebook, Gmail, Twitter and Evernote, as well as devices like Philips Hue, Belkin WeMo and UP by Jawbone
MediaFire for iPhone/iPad - MediaFire is the iOS client for the popular cloud storage service with the same name. It allows you to securely back up, organize and share your files online, and access them from anywhere.
MediaFire offers 50 GB of free storage for documents, photos and videos
OverTheAir is a simple and easy-to-use solution to view your files in any WebDAV enabled server. Either for business or private use, it gives you freedom to access files in your Mobile Me iDisk, Dropbox or any other WebDAV enabled online file storages.
OverTheAir supports a number of formats such as, Microsoft Office and Apple iWork documents, TXT, HTML, PDF, and others