Cost

Free Personal plan. Business options are $15 per month per user. There are also some Enterprise options.

Free 15-day trial. $59 per year, with other money-saving options.

Free option available. Then from $9.99 to $19.99 per month, depending on storage needed.

From $5.99 to $9.99 per month, depending on storage needed.

Free 30-day trial. Then from $4.99 per month to $24.99 per month, depending on storage needed.

Remote / Mobile Access

Automated Backup

No

No

Storage Limit

5 GB for Personal. Business limited to 500 GB. Enterprise is unlimited.

Unlimited

2 GB in a free account. Up to 100 GB available.

50 GB and 125 GB, depending on account chosen. Additional storage can be purchased.

30 GB to 250 GB options.

File Size Limits

25 MB  for Personal. Up to 2 GB for Business and Enterprise

None, but a file 4GB or larger needs to be manually chosen for backup

No limit through desktop application. 300 MB through the website.

No limit

No limit

File Sharing

No

No, not in home version.

Real Time Upload of Changes

No

No

No

Upload by Email

No

No

No