Cloud storage; a comparison

Cloud storage services are so handy nowadays as it saves space on your portable drive, smartphone or computer; it syncs all your files throughout all your devices, its cross-platform compatibility and best of all, you can get storage space for free. Sharing big or multiple files is also made easy while it securely keeps your files away from public computers. Let us compare the three popular cloud storage services.

Point of Difference	Dropbox	Google Drive	Sky Drive
Free Storage	2GB	5GB	7GB
Upgrade Pricing	100GB $9.99/month or $99/year 200GB $19.99/month or $199/year 500GB $49.99/month or $499/year	25GB $2.49 100GB $4.99 200GB $9.99 400GB $19.99 1TB $49.99 2TB $99.99 4TB $199.99 8TB $399.99 16TB $799.99 (monthly rate) Upgraded storage also applies to Picasa; additional 25GB to Gmail.	27GB $10/year 57GB $25/year 107GB $50/year
Supported Platforms	Windows, Mac OS, Linux, iOS, Android, BlackBerry	Windows, Mac OS, iOS, Android	Windows, Mac OS, iOS, Android, Windows Phone
Features	Selective Folder Syncing, Events Tracking, Version History, Sharing Link, Facebook Group Integration	Selective Folder Syncing, Events Tracking, Version History, Sharing Permission Settings, Commenting on Files, Online Document Editor, Simultaneous Document Editing	Events Tracking, Version History, Sharing Permission Settings, Commenting on Files, Microsoft Office Web Apps (Word, PowerPoint, Excel, OneNote), Simultaneous Document Editing, Remote Access to Files on PC, OneNote Mobile App
Version History	30 Days for All Files	30 Days or 100 Document Revisions	30 Days or 25 Document Revisions
File Upload Limit	Unlimited Through Desktop App, 300MB Through Website	10GB Through Both Desktop App and Website	2GB Through Desktop App, 300MB Through Website
Sharing	Simple Sharing Link	Customized Sharing and Access Settings	Customized Sharing and Access Settings
Security	2-Step Verification, 4-Digit Passcode for Mobile App	2-Step Verification Across All Google Services	Verification Code when Accessing PC Files Remotely
Supported File Types	Microsoft Office, Apple iWork, Audio, Video and Image Files	Adobe Illustrator (.AI) & Photoshop (.PSD), Autodesk AutoCad, Scalable Vector Graphics, Audio, Video and Image Files	Microsoft Office, Audio, Video and Image Files

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