

Its connections and data are encrypted using a combination of 256-bit AES and 2048-bit RSA.

SpiderOak is best if your first and foremost concern is privacy and security. Free users automatically start with 5 GB of storage, but you can upgrade to 50 GB, 200 GB, 1 TB, or 2 TB for $1, $3, $10, and $20 per month, respectively. It comes standard on any device running iOS 8 or later and OS X Yosemite (10.10) or later. The good news is you can get more storage space for free through referrals, but for those who would rather pay a few bucks a month and don't have the time to seek out friends to refer, there's no middle option.ICloud Drive is preferable for anyone who's deeply embedded in Apple's ecosystem. With Dropbox, you either get 2GB of storage for free or a whole terabyte for $9.99. If you want something less than a terabyte, Google only offers the free 15GB and 100GB for $1.99 per month.ĭropbox and OneDrive don't offer as many choices. For example, you can opt for 20GB for $0.99, 200GB for $3.99, or 500GB for $9.99 per month. If you're looking for high capacity storage options, Google Drive offers 10-, 20-, and 30-terabyte options for $99.99, $199.99, and $299.99, respectively, per month.Īpple's iCloud storage maxes at one terabyte, but there are more options for those who want less space. Google Drive and iCloud have the most flexible options of the four.īoth Google and Apple offer the most flexible options in terms of pricing and storage. Apple charges $19.99 per month for one terabyte of space.

Google Drive and Dropbox tie for the second cheapest option at $9.99 for one terabyte of storage.
