SaveOnFaxes definitely lets you save on online faxing with their low monthly rates. Their Basic Plan starts at only $3.75 a month under an annual payment scheme. This comes with 50 combined outbound and inbound pages, which is the likely volume for an individual/home office. The Small Business Plan costs only $6.95 per month under an annual payment scheme and includes 250 pages. Although monthly rates are low, there is a one-time activation fee of $20 for the Basic Plan and $15 for the Small Business Annual Plan.
If you can keep your volume within the allotted free pages, SaveOnFaxes will definitely be your best choice savings-wise.