| Price from | $18.99/mo | $20.83/mo |
| Free plan | — | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| API | Yes | — |
| Plans published | 3 | 3 |
| Spec score · Online Fax Services | 9.2 (#1) | 8.1 (#40) |
| Spec score · Online fax services | 9.1 (#4) | 8.1 (#45) |
| Compliance support | hipaa | hipaa |
| Free plan | No | Yes |
| Headquarters | Los Angeles, California, United States | Limassol, Cyprus |
| Inbound faxing | Yes | Yes |
| International faxing | Yes | Users can send faxes to more than 90 countries. |
| Mobile apps | eFax provides Android and iOS applications for sending and receiving faxes from smartphones and tablets. | Yes |
| Virtual fax number | Yes | Yes |
| What it does | eFax sends, receives, stores and signs faxes through email, web portals, mobile devices and cloud services without a physical fax machine. | Fax App lets users send and receive faxes from a phone without a fax machine or landline. |
