# Upland InterFAX vs eFax Online Fax Service Comparison
---
## AI Generated Summary
- **G2 reviewers report** that Upland InterFAX excels in user experience, with many users appreciating its intuitive interface and the convenience of receiving faxes directly to their email. One user mentioned, "I find Upland InterFAX to be an easy service to use," highlighting its accessibility for those who don't frequently send faxes.
- **Users say** eFax Online Fax Service is a reliable choice for occasional fax needs, with feedback emphasizing its speed and ease of use. A reviewer noted, "eFax provides a seamless way to send and receive faxes," which is particularly beneficial for users with busy workflows.
- **Reviewers mention** that Upland InterFAX offers a strong support system, with a high quality of customer service. Users appreciate the ability to track past faxes, stating, "Being able to see past work is really helpful," which adds to the overall user satisfaction.
- **According to verified reviews** , eFax Online Fax Service shines in its market presence, particularly among small businesses, with a significant portion of its user base falling into this category. This broad appeal is reflected in the positive feedback regarding its competitive pricing and ease of access.
- **G2 reviewers highlight** that Upland InterFAX has a slight edge in setup and administration ease, with users noting, "I like that Upland InterFAX provides users with a central secure online location." This feature simplifies the management of faxes, making it a preferred choice for those who value organization.
- **Users report** that while both services are effective, eFax Online Fax Service may face challenges in integration with other systems, as some users found it less flexible in this regard. In contrast, Upland InterFAX received praise for its cross-system integration capabilities, which can enhance productivity for users needing to connect with various platforms.



| | Upland InterFAX | eFax Online Fax Service | 
|---|---|---|
| **Star Rating** | 4.6 out of 5 | 4.4 out of 5 | 
| **Total Reviews** | 145 | 191 | 
| **Largest Market Segment** | Small-Business (50.0% of reviews) | Small-Business (77.0% of reviews) | 
| **Entry Level Price** | $9.95 Per Month | $18.99 1 Users Per Month | 

---
## Top Pros & Cons

### Upland InterFAX

Pros:
- Ease of Use (35 reviews)
- Faxing Services (33 reviews)

Cons:
- Fax Issues (10 reviews)
- Limitations (2 reviews)

### eFax Online Fax Service

Pros:
- Ease of Use (53 reviews)
- Faxing Services (43 reviews)

Cons:
- Fax Issues (37 reviews)
- Slow Performance (5 reviews)

---
## Ratings Comparison
| Rating | Upland InterFAX | eFax Online Fax Service | 
|---|---|---|
  | **Meets Requirements** | 9.3 (130 reviews) | 9.2 (159 reviews) | 
  | **Ease of Use** | 9.3 (134 reviews) | 8.8 (167 reviews) | 
  | **Ease of Setup** | 9.3 (109 reviews) | 9.0 (124 reviews) | 
  | **Ease of Admin** | 9.1 (56 reviews) | 8.7 (69 reviews) | 
  | **Quality of Support** | 9.3 (119 reviews) | 8.4 (132 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.2 (53 reviews) | 8.6 (69 reviews) | 
  | **Product Direction (% positive)** | 8.7 (128 reviews) | 8.0 (165 reviews) | 

---
## Pricing

### Upland InterFAX

#### Entry-Level Pricing

Plan: Fax + 200

Price: $9.95 Per Month

Key Features:
- 100 inbound pages
- 100 outbound pages
- Local fax number included

[Browse all 4 editions](https://www.g2.com/products/upland-interfax/pricing)

#### Free Trial

Yes

### eFax Online Fax Service

#### Entry-Level Pricing

Plan: Personal

Price: $18.99 1 Users Per Month

Description: For individuals & Professionals

Key Features:
- Send & receive faxes via web, email or mobile device
- 200 pages/mo to US & Canada
- $.10 per page for over plan pages

[Browse all 3 editions](https://www.g2.com/products/efax-online-fax-service/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Online Fax

| Product | Score | Reviews |
|---|---|---|
| **Upland InterFAX** | 8.5/10 | 125 |
| **eFax Online Fax Service** | 7.8/10 | 150 |

#### Documents

| Feature | Upland InterFAX | eFax Online Fax Service | 
|---|---|---|
| **Editing** | 7.6 (110 reviews) | 7.2 (119 reviews) | 
| **Document Signature ** | Feature Not Available | 7.1 (118 reviews) | 
| **Storage** | Feature Not Available | 8.7 (128 reviews) | 

#### Agentic AI - Online Fax

| Feature | Upland InterFAX | eFax Online Fax Service | 
|---|---|---|
| **Autonomous Task Execution** | 7.5 (6 reviews) | 6.0 (5 reviews) | 
| **Cross-system Integration** | 8.3 (8 reviews) | 6.0 (5 reviews) | 

#### Sending

| Feature | Upland InterFAX | eFax Online Fax Service | 
|---|---|---|
| **Fax Number** | 9.3 (119 reviews) | 9.0 (131 reviews) | 
| **Existing Numbers** | 8.9 (116 reviews) | 8.2 (123 reviews) | 
| **Cross-Platform Sending** | 8.9 (112 reviews) | 8.1 (127 reviews) | 
| **Unlimited Sending** | 8.8 (115 reviews) | 8.7 (123 reviews) | 
| **Contact Management** | 8.4 (110 reviews) | 8.1 (120 reviews) | 
| **Alerts** | 8.8 (110 reviews) | 8.5 (127 reviews) | 

### HIPAA Compliant Messaging

| Product | Score | Reviews |
|---|---|---|
| **Upland InterFAX** | N/A | N/A |
| **eFax Online Fax Service** | 8.9/10 | 25 |

#### Platform

| Feature | Upland InterFAX | eFax Online Fax Service | 
|---|---|---|
| **User Authorization - HIPAA Compliant Messaging** | Not enough data | 8.8 (22 reviews) | 
| **Compliant Texting - HIPAA Compliant Messaging** | Not enough data | Feature Not Available | 
| **Compliant Emailing - HIPAA Compliant Messaging** | Not enough data | 8.9 (22 reviews) | 
| **Clinical Communication - HIPAA Compliance** | Not enough data | 8.9 (22 reviews) | 
| **HIPAA Compliance - HIPAA Compliant Messaging** | Not enough data | 9.0 (24 reviews) | 
| **Operating Systems - HIPAA Compliant Messaging** | Not enough data | 8.9 (22 reviews) | 
| **Message Lifespan - HIPAA Compliant Messaging** | Not enough data | Feature Not Available | 
| **Workflow Enhancement - HIPAA Compliant Messaging** | Not enough data | 8.7 (21 reviews) | 

---
## Categories
**Shared Categories (1):** [Online Fax Software](https://www.g2.com/categories/online-fax)


**Unique to eFax Online Fax Service (1):** [HIPAA Compliant Messaging Software](https://www.g2.com/categories/hipaa-compliant-messaging)


---
## Reviewer Demographics

### By Company Size

| Segment | Upland InterFAX | eFax Online Fax Service | 
|---|---|---|
| **Small-Business** | 50.0% | 77.0% | 
| **Mid-Market** | 36.6% | 21.3% | 
| **Enterprise** | 13.4% | 1.7% | 

### By Industry

#### Upland InterFAX

- **Hospital & Health Care:** 23.5%
- **Medical Practice:** 8.8%
- **Health, Wellness and Fitness:** 8.1%
- **Accounting:** 6.6%
- **Information Technology and Services:** 5.9%
- **Mental Health Care:** 5.9%
- **Insurance:** 4.4%
- **Legal Services:** 2.9%
- **Primary/Secondary Education:** 2.9%
- **Oil & Energy:** 2.2%
- **Other:** 28.7%

#### eFax Online Fax Service

- **Hospital & Health Care:** 15.9%
- **Health, Wellness and Fitness:** 10.0%
- **Law Practice:** 8.2%
- **Accounting:** 6.5%
- **Insurance:** 5.9%
- **Medical Practice:** 4.7%
- **Mental Health Care:** 4.1%
- **Legal Services:** 3.5%
- **Computer Software:** 2.9%
- **Real Estate:** 2.9%
- **Other:** 35.3%

---
## Alternatives

### Alternatives to Upland InterFAX

- [iFax](https://www.g2.com/products/ifax/reviews) — 4.7/5 stars (479 reviews)
- [RingEX](https://www.g2.com/products/ringex/reviews) — 4.2/5 stars (1372 reviews)
- [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) — 4.4/5 stars (1415 reviews)
- [Documo](https://www.g2.com/products/documo/reviews) — 4.7/5 stars (208 reviews)
- [CocoFax](https://www.g2.com/products/cocofax/reviews) — 4.6/5 stars (188 reviews)
- [OpenText Core Fax](https://www.g2.com/products/opentext-core-fax/reviews) — 4.5/5 stars (53 reviews)
- [Fax.Plus](https://www.g2.com/products/alohi-fax-plus/reviews) — 4.7/5 stars (59 reviews)
- [HelloFax](https://www.g2.com/products/hellofax/reviews) — 4.5/5 stars (57 reviews)
- [OpenText Fax (RightFax)](https://www.g2.com/products/opentext-fax-rightfax/reviews) — 4.1/5 stars (22 reviews)
- [WestFax](https://www.g2.com/products/westfax/reviews) — 4.8/5 stars (31 reviews)

### Alternatives to eFax Online Fax Service

- [iFax](https://www.g2.com/products/ifax/reviews) — 4.7/5 stars (479 reviews)
- [RingEX](https://www.g2.com/products/ringex/reviews) — 4.2/5 stars (1372 reviews)
- [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) — 4.4/5 stars (1415 reviews)
- [Documo](https://www.g2.com/products/documo/reviews) — 4.7/5 stars (208 reviews)
- [Connecteam](https://www.g2.com/products/connecteam/reviews) — 4.6/5 stars (3505 reviews)
- [Paubox](https://www.g2.com/products/paubox/reviews) — 4.9/5 stars (577 reviews)
- [Weave](https://www.g2.com/products/weave-weave/reviews) — 4.6/5 stars (433 reviews)
- [Virtru Email Encryption](https://www.g2.com/products/virtru-email-encryption/reviews) — 4.4/5 stars (415 reviews)
- [Textline](https://www.g2.com/products/textline/reviews) — 4.7/5 stars (381 reviews)
- [Rocket.Chat](https://www.g2.com/products/rocket-chat/reviews) — 4.2/5 stars (374 reviews)

---
## Top Discussions

### Upland InterFAX

No discussions available for this product.

### eFax Online Fax Service

No discussions available for this product.

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/upland-interfax-vs-efax-online-fax-service)