
eFax
8.4#3 in online fax services$18.99 usage-basedAndroidiOSWebAPI
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| Fact | eFax | OTG Networks vFax |
|---|---|---|
| Compliance | Official materials cite HIPAA, SOX, GLBA, PCI-DSS, FERPA and HITRUST CSF certification for corporate offerings. | OTG describes vFax as HIPAA compliant and lists 256-bit encryption, full audit logs, and SOC 2 ready. |
| Compliance support | hipaa | hipaa |
| Free plan | No | No |
| Inbound faxing | Yes | Yes |
| Mobile apps | eFax provides Android and iOS applications for sending and receiving faxes from smartphones and tablets. | Yes |
| Storage | eFax stores fax files securely and says they can be retained for as long as needed. | The vFax page advertises unlimited cloud storage. |
You want what its maker publishes above — check its page for the details.
vFax may suit organizations in healthcare, legal, finance and banking, or real estate that need to send and receive faxes without dedicated fax hardware. It offers email and browser workflows across mobile and desktop platforms.