# The Top 14 Online Fax Software

Check out this list of the top Online Fax Software products based on user satisfaction. A product's satisfaction score is calculated by a[proprietary algorithm](https://sell.g2.com/g2-scoring-methodologies)that factors in real-user satisfaction ratings from review data. Software buyers can compare products according to their satisfaction scores to streamline the buying process and quickly identify the best products based on the experiences of their peers.

[![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Compare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.&title=Highest+Rated+Online+Fax+Software+in+2026+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fonline-fax%3Ftab%3Dhighest_rated)

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[![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fonline-fax%3Ftab%3Dhighest_rated)

[![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Highest+Rated+Online+Fax+Software+in+2026+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fonline-fax%3Ftab%3Dhighest_rated%0aCompare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.)

[![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Highest+Rated+Online+Fax+Software+in+2026+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fonline-fax%3Ftab%3Dhighest_rated%0aCompare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.)

 ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link")

Filters

The next elements are filters and will change the displayed results once they are selected.
All SegmentsEnterprise ( \>1000 emp.)Mid-Market (51-1000 emp.)Small Business (50 or fewer emp.)All RegionsNorth America

The Top 14 Online Fax Software

[![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Compare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.&title=Highest+Rated+Online+Fax+Software+in+2026+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fonline-fax%3Ftab%3Dhighest_rated)

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[![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fonline-fax%3Ftab%3Dhighest_rated)

[![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Highest+Rated+Online+Fax+Software+in+2026+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fonline-fax%3Ftab%3Dhighest_rated%0aCompare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.)

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 ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link")

All SegmentsEnterprise ( \>1000 emp.)Mid-Market (51-1000 emp.)Small Business (50 or fewer emp.)All RegionsNorth America

[Collapse AllExpand All](#)

G2 Satisfaction Score
Information

Compare

[Expand/Collapse iFax](#)

#1

[![iFax](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_28ad0ea059a00eacf4b949663a5f5360/ifax.png)](/products/ifax/reviews)

[iFax](/products/ifax/reviews "iFax")

95

[Expand/Collapse iFax](#)

Overall Satisfaction Score

95

Top Industries of Reviewers:

Hospital & Health Care

39%

Health, Wellness and Fitness

24%

Accounting

20%

Medical Practice

18%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.6

Meets Requirements

Average: 9.2

8.9

Ease of Doing Business With

Average: 8.2

8.7

Ease of Setup

Average: 8.6

9.2

Quality of Support

Average: 8.3

8.6

Ease of Admin

Average: 8.4

9.3

[Expand/Collapse Documo](#)

#2

[![Documo](https://images.g2crowd.com/uploads/product/hd_favicon/6fdf283368023f62320038f096816c9c/documo.svg)](/products/documo/reviews)

[Documo](/products/documo/reviews "Documo")

64

[Expand/Collapse Documo](#)

Overall Satisfaction Score

64

Top Industries of Reviewers:

Hospital & Health Care

39%

Information Technology and Services

22%

Mental Health Care

20%

Health, Wellness and Fitness

18%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.4

Meets Requirements

Average: 9.2

9.4

Ease of Doing Business With

Average: 8.2

9.5

Ease of Setup

Average: 8.6

9.3

Quality of Support

Average: 8.3

9.3

Ease of Admin

Average: 8.4

9.4

[Expand/Collapse RingEX](#)

#3

[![RingEX](https://images.g2crowd.com/uploads/product/hd_favicon/7fda7f2577052a09d5896be010850215/ringex.svg)](/products/ringex/reviews)

[RingEX](/products/ringex/reviews "RingEX")

61

[Expand/Collapse RingEX](#)

Overall Satisfaction Score

61

Top Industries of Reviewers:

Insurance

28%

Hospital & Health Care

26%

Legal Services

26%

Health, Wellness and Fitness

21%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.1

Meets Requirements

Average: 9.2

9.3

Ease of Doing Business With

Average: 8.2

9.1

Ease of Setup

Average: 8.6

8.7

Quality of Support

Average: 8.3

9.0

Ease of Admin

Average: 8.4

8.7

[Expand/Collapse CocoFax](#)

#4

[![CocoFax](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_edbe92b4049fb44cf5d5f49057908b7f/cocofax.png)](/products/cocofax/reviews)

[CocoFax](/products/cocofax/reviews "CocoFax")

60

[Expand/Collapse CocoFax](#)

Overall Satisfaction Score

60

Top Industries of Reviewers:

Hospital & Health Care

39%

Accounting

24%

Education Management

20%

Real Estate

16%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.9

Meets Requirements

Average: 9.2

9.8

Ease of Doing Business With

Average: 8.2

9.8

Ease of Setup

Average: 8.6

9.9

Quality of Support

Average: 8.3

9.8

Ease of Admin

Average: 8.4

9.9

[Expand/Collapse WestFax](#)

#5

[![WestFax](https://images.g2crowd.com/uploads/product/hd_favicon/953e724f86d6ed9125b429b7a84c7563/westfax.svg)](/products/westfax/reviews)

[WestFax](/products/westfax/reviews "WestFax")

60

[Expand/Collapse WestFax](#)

Overall Satisfaction Score

60

Top Industries of Reviewers:

Hospital & Health Care

71%

Mental Health Care

14%

Government Administration

7%

Computer Software

7%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.4

Meets Requirements

Average: 9.2

9.7

Ease of Doing Business With

Average: 8.2

9.9

Ease of Setup

Average: 8.6

9.8

Quality of Support

Average: 8.3

9.9

Ease of Admin

Average: 8.4

9.4

[Expand/Collapse Upland InterFAX](#)

#6

[![Upland InterFAX](https://images.g2crowd.com/uploads/product/hd_favicon/86dd55276e3da321c4e859f6b15f5e49/upland-interfax.svg)](/products/upland-interfax/reviews)

[Upland InterFAX](/products/upland-interfax/reviews "Upland InterFAX")

59

[Expand/Collapse Upland InterFAX](#)

Overall Satisfaction Score

59

Top Industries of Reviewers:

Hospital & Health Care

50%

Medical Practice

19%

Health, Wellness and Fitness

17%

Accounting

14%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.3

Meets Requirements

Average: 9.2

9.4

Ease of Doing Business With

Average: 8.2

9.5

Ease of Setup

Average: 8.6

9.4

Quality of Support

Average: 8.3

9.3

Ease of Admin

Average: 8.4

9.3

[Expand/Collapse Fax.Plus](#)

#7

[![Fax.Plus](https://images.g2crowd.com/uploads/product/hd_favicon/f8c9ae6f1946dc5d5bc2563b141fb6e4/fax-plus-fax-plus.svg)](/products/alohi-fax-plus/reviews)

[Fax.Plus](/products/alohi-fax-plus/reviews "Fax.Plus")

55

[Expand/Collapse Fax.Plus](#)

Overall Satisfaction Score

55

Top Industries of Reviewers:

Hospital & Health Care

32%

Health, Wellness and Fitness

32%

Accounting

21%

Computer Software

16%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.8

Meets Requirements

Average: 9.2

9.5

Ease of Doing Business With

Average: 8.2

9.0

Ease of Setup

Average: 8.6

9.5

Quality of Support

Average: 8.3

9.4

Ease of Admin

Average: 8.4

9.2

[Expand/Collapse HelloFax](#)

#8

[![HelloFax](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_cd58329d7e739dd6906bc8f984a88e14/hellofax.png)](/products/hellofax/reviews)

[HelloFax](/products/hellofax/reviews "HelloFax")

51

[Expand/Collapse HelloFax](#)

Overall Satisfaction Score

51

Top Industries of Reviewers:

Insurance

27%

Marketing and Advertising

27%

Health, Wellness and Fitness

27%

Information Technology and Services

20%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.6

Meets Requirements

Average: 9.2

9.5

Ease of Doing Business With

Average: 8.2

9.6

Ease of Setup

Average: 8.6

9.6

Quality of Support

Average: 8.3

9.0

Ease of Admin

Average: 8.4

9.6

[Expand/Collapse Sfax](#)

#9

[![Sfax](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_d142190bec9658f4ef6022a4db008bc6/sfax.png)](/products/sfax/reviews)

[Sfax](/products/sfax/reviews "Sfax")

51

[Expand/Collapse Sfax](#)

Overall Satisfaction Score

51

Top Industries of Reviewers:

Hospital & Health Care

67%

Computer Software

11%

Financial Services

11%

Legal Services

11%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.8

Meets Requirements

Average: 9.2

9.8

Ease of Doing Business With

Average: 8.2

8.6

Ease of Setup

Average: 8.6

9.9

Quality of Support

Average: 8.3

9.7

Ease of Admin

Average: 8.4

8.3

[Expand/Collapse GoTo Connect](#)

#10

[![GoTo Connect](https://images.g2crowd.com/uploads/product/hd_favicon/00b3f9d992d71d88395014c459797575/goto-connect.svg)](/products/goto-connect/reviews)

[GoTo Connect](/products/goto-connect/reviews "GoTo Connect")

50

[Expand/Collapse GoTo Connect](#)

Overall Satisfaction Score

50

Top Industries of Reviewers:

Information Technology and Services

31%

Financial Services

27%

Hospital & Health Care

27%

Health, Wellness and Fitness

15%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.4

Meets Requirements

Average: 9.2

9.4

Ease of Doing Business With

Average: 8.2

9.0

Ease of Setup

Average: 8.6

9.1

Quality of Support

Average: 8.3

8.8

Ease of Admin

Average: 8.4

8.9

[Expand/Collapse eFax Online Fax Service](#)

#11

[![eFax Online Fax Service](https://images.g2crowd.com/uploads/product/hd_favicon/2ef40491a74bd436698af529b0857f95/efax-online-fax-service.svg)](/products/efax-online-fax-service/reviews)

[eFax Online Fax Service](/products/efax-online-fax-service/reviews "eFax Online Fax Service")

49

[Expand/Collapse eFax Online Fax Service](#)

Overall Satisfaction Score

49

Top Industries of Reviewers:

Hospital & Health Care

38%

Health, Wellness and Fitness

25%

Law Practice

22%

Accounting

15%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

8.7

Meets Requirements

Average: 9.2

9.0

Ease of Doing Business With

Average: 8.2

8.7

Ease of Setup

Average: 8.6

9.2

Quality of Support

Average: 8.3

8.4

Ease of Admin

Average: 8.4

8.7

[Expand/Collapse OpenText Core Fax](#)

#12

[![OpenText Core Fax](https://images.g2crowd.com/uploads/product/hd_favicon/40d4df99af2880df337ea130d55989b9/opentext-core-fax.svg)](/products/opentext-core-fax/reviews)

[OpenText Core Fax](/products/opentext-core-fax/reviews "OpenText Core Fax")

44

[Expand/Collapse OpenText Core Fax](#)

Overall Satisfaction Score

44

Top Industries of Reviewers:

Higher Education

38%

Information Technology and Services

24%

Government Administration

19%

Hospital & Health Care

19%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

9.3

Meets Requirements

Average: 9.2

9.5

Ease of Doing Business With

Average: 8.2

9.2

Ease of Setup

Average: 8.6

8.8

Quality of Support

Average: 8.3

9.2

Ease of Admin

Average: 8.4

8.8

[Expand/Collapse FaxZero](#)

#13

[![FaxZero](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_c3b0b15bd585175d7e625b54aad6e607/faxzero.gif)](/products/faxzero/reviews)

[FaxZero](/products/faxzero/reviews "FaxZero")

22

[Expand/Collapse FaxZero](#)

Overall Satisfaction Score

22

Top Industries of Reviewers:

Insurance

33%

Information Technology and Services

33%

Hospital & Health Care

17%

Government Administration

17%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

10.0

Meets Requirements

Average: 9.2

9.6

Ease of Doing Business With

Average: 8.2

0.0

Ease of Setup

Average: 8.6

0.0

Quality of Support

Average: 8.3

0.0

Ease of Admin

Average: 8.4

0.0

[Expand/Collapse OpenText Fax (RightFax)](#)

#14

[![OpenText Fax (RightFax)](https://images.g2crowd.com/uploads/product/hd_favicon/2b4f4de47adee5040ae421fc276784e9/opentext-fax-rightfax.svg)](/products/opentext-fax-rightfax/reviews)

[OpenText Fax (RightFax)](/products/opentext-fax-rightfax/reviews "OpenText Fax (RightFax)")

1

[Expand/Collapse OpenText Fax (RightFax)](#)

Overall Satisfaction Score

1

Top Industries of Reviewers:

Hospital & Health Care

38%

Insurance

38%

Information Technology and Services

15%

Computer Hardware

8%

Ratings from Reviews (out of 10):

Ease of Use

Average: 9.2

6.0

Meets Requirements

Average: 9.2

6.2

Ease of Doing Business With

Average: 8.2

4.6

Ease of Setup

Average: 8.6

8.3

Quality of Support

Average: 8.3

5.8

Ease of Admin

Average: 8.4

7.9