The Best Online Fax Services

Top 10 Reviews & Rankings
May 2019

Here are the top 19 online fax services

We spent 10 hours reviewing the top 19 online fax services based on 40 data points such as military discount policies, and . We've summarized our best online fax services review here as well as in the detailed, sortable grid below.

Our top online fax picks:

Here's how we reviewed and ranked the top online fax services:

How to use this grid: The comparison grid below displays a ranked list of the top online fax services with criteria such as price point, brand popularity, and product features. By default, the grid is sorted by each online fax brand's Overall Score. Use the sort filters to sort the grid by individual features and criteria. Click on "Filter by Feature" to filter and view only brands that support specific features you're looking for, like website security & privacy.

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Comparison Grid: Sort & Compare the Top 15 Online Fax Services

Overall Score
2.1
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Overall Score
2.8
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  • eFax (efax.com) ranks #2 out of 15 online fax services with an overall score of 2.8 out of 10.0.
  • Efax.com is a well-known brand, with solid brand recognition among customers.
  • More: Save with eFax discount codes, read Efax.com reviews, or research eFax alternatives.
Overall Score
1.2
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Overall Score
2.2
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Overall Score
2.0
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  • Sfax (scrypt.com) ranks #5 out of 15 online fax services with an overall score of 2.0 out of 10.0.
  • Scrypt.com is a well-known brand, with solid brand recognition among customers.
  • More: Save with Sfax discount codes, read Scrypt.com reviews, or research Sfax alternatives.
Overall Score
1.3
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#7

Fax.com

fax.com
Overall Score
1.1
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Overall Score
1.1
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Overall Score
1.0
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#10

RapidFax

rapidfax.com
1 coupon available >
Overall Score
0.7
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  • RapidFax (rapidfax.com) ranks #10 out of 15 online fax services with an overall score of 0.7 out of 10.0.
  • Rapidfax.com is either a small or up-and-coming brand, with relatively low brand recognition among consumers.
  • More: Save with RapidFax discount codes, read Rapidfax.com reviews, or research RapidFax alternatives.
#11

Nextiva Fax

nextivafax.com
1 coupon available >
Overall Score
1.6
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#12

Send2Fax

send2fax.com
Overall Score
0.6
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  • Send2Fax (send2fax.com) ranks #12 out of 15 online fax services with an overall score of 0.6 out of 10.0.
  • Send2fax.com is either a small or up-and-coming brand, with relatively low brand recognition among consumers.
  • More: Save with Send2Fax discount codes, read Send2fax.com reviews, or research Send2Fax alternatives.
#13

FaxitFast

faxitfast.com
Overall Score
0.6
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#14

FaxNgo

faxngo.com
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Overall Score
0.3
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Overall Score
0.3
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The Top 10 Online Fax Services, Reviewed and Ranked

Find the best online fax service with our in-depth 2019 rankings. With so many great options (there are 15 services in the online fax industry), use Knoji to narrow down your search to find the right online fax service for your needs. We've analyzed the entire online fax industry and summarized in one grid the top 15 online fax services. Sort the online fax grid by price, popularity, or discounts available, and filter for specific features that are important to you, such as , , and military discounts.

Top Online Fax Services by Feature

Best website security & privacy
Best debit & prepaid cards
Best free trials
Best paypal