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eFax Reviews

eFax is a modern cloud faxing solution designed to allow users to send, sign, receive and manage their faxes in a way that’s secure, fast, and more reliable than traditional faxing.

Trusted by Experts

eFax is the go-to brand for millions of users

eFax enables you to receive or send a fax online using your computer, smartphone or tablet. All you need is an internet connection, and you can fax any file or document for free through email, online or using the eFax mobile app.


We offer an extremely reliable network with nearly 100% uptime. Sign up today and see for yourself why eFax has been a premier free online fax service provider for 20 years.

eFax Online Fax Service reviews sourced by G2

20M+ Faxes Sent: What Our Customers Have to Say

Awards and Recognition

G2_2025_OnlineFax_HighestUserAdoption_Mid-Market_Adoption G2_2025_OnlineFax_FastestImplementation_Mid-Market_GoLiveTime G2_2025_OnlineFax_Leader_Leader G2_2025_Healthcare-Top50 G2_2025_HIPAACompliantMessaging_MomentumLeader_Leader G2_2025_HIPAACompliantMessaging_FastestImplementation_Mid-Market_GoLiveTime G2_2025_Healthcare-Top50 G2_2025_Healthcare-Top50 G2_2025_Healthcare-Top50 G2_2025_Healthcare-Top50 G2_2025_Healthcare-Top50 G2_2025_OnlineFax_BestUsability_Total G2_2025_OnlineFax_MostImplementable_Total G2_2025_HIPAACompliantMessaging_Leader_Leader G2_2025_HIPAACompliantMessaging_Leader_Small-Business_Leader G2_2025_HIPAACompliantMessaging_Leader_Leader G2_2024_fall_OnlineFax_Leader_Small-Business_Leader G2_2024_fall_OnlineFax_MostImplementable_Total G2_2024_fall_OnlineFax_MomentumLeader_Leader G2_2024_fall_OnlineFax_Leader_Mid-Market_Leader G2_2024_fall_OnlineFax_Leader_Leader G2_2024_fall_HIPAACompliantMessaging_Leader_Small-Business_Leader G2_2024_fall_HIPAACompliantMessaging_MomentumLeader_Leader G2_2024_fall_OnlineFax_Leader_Leader G2_2024_summer_OnlineFax_MostImplementable_Total G2_2024_summer_OnlineFax_BestResults_Total G2_2024_summer_OnlineFax_Leader_Leader G2_2023_fall_Leader G2_2023_fall_Best_Results G2_2023_fall_Best Est_ROI

Relevant Use Cases

Features

Free Fax App for iOS and Android

Stay connected & productive with the eFax Mobile App, the free fax app at your fingertips. Send, receive, and manage faxes effortlessly anytime, anywhere.

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How-To

How to Send and Receive Fax Without a Fax Machine?

Faxing without a fax machine is easy with eFax. Fax from home, office, or on-the-go with a simple online portal and NO fax machine.

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How-To

How to Fax From a Computer

Learn how to fax from a computer in minutes with eFax. Send and receive faxes securely from Windows, Mac, or email without using a bulky fax machine or landline.

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Send and Receive Faxes in Minutes