GreenFax is now eFax logo

GreenFax has been upgraded to eFax, the world’s leading online fax service. With eFax you gain access to even more premium faxing features.

  • Choose your own local or toll-free fax number
  • Send & receive faxes by email or through a user-friendly portal
  • Fax from your iOS or Android device with our free mobile fax app

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With eFax® you will be using the most robust and trusted online fax solution ever created. That’s why more than 11 million small business owners just like you around the world choose eFax every day to transmit their faxes conveniently, securely and cost-effectively.

eFax allows you to add an electronic signature to your faxes, share files that are too large for email, and attach files from third-party storage apps like Google Drive, Dropbox and iCloud.

What is eFax?

eFax is a premium Internet fax service that makes it easy to securely send and receive faxes by email and online using your smartphone, tablet or computer. No fax phone lines. No busy signals. No fax machine.

How eFax Works

eFax makes it simple to send and receive faxes.

  1. Choose a local or toll free fax number, and receive your faxes in your email as a PDF.
  2. There are several ways to send a fax online with eFax. You can open a new email message, compose the fax online, or create a fax from the eFax mobile app.
  3. Enjoy the many other benefits of eFax. Sign your faxes electronically, and access any of your faxes online for easy retrieval.

What You Get With Your eFax Service

eFax includes a wide range of great features to power your business, including:

Your Choice of a Local or Toll Free Number

You can pick a new fax number, or move your existing number to eFax. If you want to convey the image of a neighborhood business, choose a local area code. Select a toll free fax number if you’re expanding your reach or want to present your business as a national one.

Send & Receive Faxes Online

Trade in your fax machine and reams of paper for an all-online fax solution. eFax lets you send and receive faxes from your email, your user-friendly online account, or from the free mobile app.

Use Your Mobile Fax App On the Road

Transform your smartphone or tablet into a full-functioning fax machine with the free eFax mobile app for iOS and Android. You can receive, edit, sign and send faxes on the go.

Sign Faxes with Your Finger

With eFax, you have two convenient ways to sign and send a fax no matter where you are. You can take a photo of your handwritten signature and drop the image onto a fax document. You can also simply swipe your finger across your mobile screen.

Send Your Faxes Securely

If you need extra security for the faxes you send and receive, eFax has you covered. Our enhanced security includes the highest levels of encryption to protect your faxes in transit and in your online account.

Fax From Cloud Storage

Fax is integrated with cloud storage apps like Dropbox, iCloud and Google Drive, so you can fax a document from anywhere. Simply grab a file from the cloud, attach it to your fax, and hit Send.