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Compare FreePBX and OnSIP 
Featured Products
At a Glance
Market Segments
Small-Business (60.0% of reviews)
Small-Business (80.8% of reviews)
Entry-Level Pricing
No pricing available
$18.95 user/month
FreePBX
Star Rating
(15)4.4 out of 5
Market Segments
Small-Business (60.0% of reviews)
Pros & Cons
Entry-Level Pricing
No pricing available
Learn more about FreePBXOnSIP
Star Rating
(28)4.1 out of 5
Market Segments
Small-Business (80.8% of reviews)
Pros & Cons
Entry-Level Pricing
$18.95 user/month
Browse all 2 pricing plansSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Users report that OnSIP excels in its quality of support, with a score of 9.4, which reviewers mention as being responsive and helpful, particularly for small businesses needing quick resolutions.
- Reviewers mention that FreePBX shines in its automated attendants feature, scoring a perfect 10.0, which users say enhances their call management capabilities significantly compared to OnSIP's score of 9.2.
- G2 users highlight that FreePBX offers superior VOIP number management, also scoring 10.0, which users report as a critical feature for businesses looking to streamline their communication systems, while OnSIP trails with a score of 9.3.
- Users on G2 indicate that OnSIP provides a more user-friendly experience with an ease of use score of 8.5, while FreePBX, although slightly higher at 8.8, is noted by reviewers as having a steeper learning curve due to its extensive features.
- Reviewers mention that OnSIP's desk-to-desk calls feature is highly rated at 9.0, with users saying it facilitates seamless internal communication, whereas FreePBX scores even higher at 9.8, indicating a more robust implementation of this feature.
- Users report that both platforms have solid conference call capabilities, but OnSIP's score of 8.8 is slightly lower than FreePBX's overall performance, which suggests that FreePBX may offer more advanced options for larger meetings.
Pricing
Entry-Level Pricing
FreePBX
No pricing availableOnSIP
Unlimited
$18.95
user/month
Your all-in-one business phone system – phones included!
Free Trial
FreePBX
No trial information availableOnSIP
Free Trial is available
Ratings
Meets Requirements
9.4
8
8.8
17
Ease of Use
8.8
8
8.4
17
Ease of Setup
8.9
6
8.5
9
Ease of Admin
8.9
6
8.8
10
Quality of Support
9.0
8
9.4
14
Has the product been a good partner in doing business?
9.4
6
9.2
8
Product Direction (% positive)
8.5
8
6.4
13
Features by Category
Basic Communication - Cloud PBX
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Advanced Features - Cloud PBX
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Platform Basics - VoIP Providers
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Basic Communication
Not enough data
9.2
13
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
9.1
11
Agentic AI - VoIP Providers
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Access
Not enough data
8.3
5
Not enough data
Not enough data
Not enough data
8.8
10
Advanced Features
Not enough data
8.3
8
Not enough data
9.2
8
Not enough data
9.3
9
Categories
Categories
Shared Categories
FreePBX and OnSIP share no categories
Unique Categories
FreePBX is categorized as Cloud PBX Platforms
OnSIP is categorized as VoIP Providers
Reviews
Reviewers' Company Size
FreePBX
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
OnSIP
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Telecommunications
20.0%
Wholesale
6.7%
Transportation/Trucking/Railroad
6.7%
Mechanical or Industrial Engineering
6.7%
Market Research
6.7%
Other
53.3%
Non-Profit Organization Management
15.4%
Hospital & Health Care
11.5%
Computer Software
11.5%
Medical Devices
7.7%
Marketing and Advertising
7.7%
Other
46.2%
Alternatives
Discussions
FreePBX has no discussions with answers
How does OnSIP work?
1 Comment
GA
Terribly!Read more
OnSIP has no more discussions with answers
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