Online Fax
Online fax services for Windows
6 of the 11 online fax services in this directory list a Windows app.
None of them has a free plan.
Listings checked up to Oct 23, 2026 · Where the facts come from
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| Fax.PlusOnline fax by web, email, desktop and mobile apps, priced by pages | Free trial · from $6.99/mo | Trial only | Web, macOS, Windows, iOS, Android |
| eFaxOnline fax by email, web and apps, with personal and business plans | Free trial · from $15.83/mo | Trial only | Web, Windows, iOS, Android |
| iFaxOnline fax apps and fax API, with HIPAA plans and AI fax reading | Free trial · from $12.49/mo | Trial only | Web, macOS, Windows, iOS, Android |
| SfaxHIPAA cloud fax for healthcare offices, with print drivers and an API | Free trial | Trial only | Web, macOS, Windows, iOS |
| CocoFaxOnline fax from the web, email, Google and Microsoft apps | Free trial · from $4.99/mo | Trial only | Web, macOS, Windows, Android, Browser extension |
| WiseFaxPay-per-page online fax with an optional fax number subscription | From $8.00/mo | No | Web, macOS, Windows, iOS, Android, Browser extension |
Common questions
Which online fax services work on Windows?
6 of the 11 online fax services in this directory list a Windows app. They are Fax.Plus, eFax, iFax, Sfax, CocoFax and WiseFax.
When was this checked?
Every listing on this page was checked on Oct 23, 2026, against the pages it cites. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and each listing names the pages it was read from.