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Compare OnSIP and Twilio Flex 
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At a Glance
Market Segments
Small-Business (80.0% of reviews)
Small-Business (34.6% of reviews)
Entry-Level Pricing
$18.95 user/month
No pricing available
OnSIP
Star Rating
(27)4.1 out of 5
Market Segments
Small-Business (80.0% of reviews)
Entry-Level Pricing
$18.95 user/month
Browse all 2 pricing plansTwilio Flex
Star Rating
(34)4.1 out of 5
Market Segments
Small-Business (34.6% of reviews)
Entry-Level Pricing
No pricing available
Learn more about Twilio FlexSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Users report that OnSIP excels in quality of support, with a score of 9.4, while Twilio Flex's support quality is rated lower at 8.3. Reviewers mention that OnSIP's customer service is responsive and helpful, making it a preferred choice for small businesses.
- Reviewers mention that OnSIP has a higher ease of setup score (8.5) compared to Twilio Flex (7.3). Users say that OnSIP's straightforward installation process allows for quicker deployment, which is crucial for small businesses needing immediate solutions.
- G2 users highlight OnSIP's strong performance in call routing and queue management, scoring 8.4 and 8.3 respectively, while Twilio Flex's scores in these areas are not as strong. Users report that OnSIP's features help streamline communication effectively.
- Users on G2 note that OnSIP offers a more user-friendly interface, reflected in its ease of use score of 8.5, compared to Twilio Flex's 8.3. Reviewers mention that this ease of use is particularly beneficial for teams with varying levels of technical expertise.
- Reviewers mention that OnSIP's automated attendants feature is rated highly at 9.2, while Twilio Flex's equivalent features do not receive the same level of praise. Users say that OnSIP's automated attendants enhance customer experience by efficiently directing calls.
- Users report that OnSIP's VoIP number feature is rated 9.3, indicating strong satisfaction, while Twilio Flex does not have a comparable feature that stands out. Reviewers mention that having a dedicated VoIP number is essential for maintaining professionalism in small business communications.
Pricing
Entry-Level Pricing
OnSIP
Unlimited
$18.95
user/month
Your all-in-one business phone system – phones included!
Twilio Flex
No pricing availableFree Trial
OnSIP
Free Trial is available
Twilio Flex
No trial information availableRatings
Meets Requirements
8.9
16
8.3
25
Ease of Use
8.5
16
8.2
25
Ease of Setup
8.5
8
7.2
9
Ease of Admin
8.8
10
7.5
8
Quality of Support
9.4
13
8.2
23
Has the product been a good partner in doing business?
9.2
8
8.6
7
Product Direction (% positive)
6.4
13
7.1
24
Features by Category
Channels
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
7.7
5
|
Verified
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Functions
Not enough data
8.3
16
|
Verified
Not enough data
8.2
17
|
Verified
Not enough data
8.6
14
|
Verified
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
7.3
5
Not enough data
Not enough data
Agentic AI - Contact Center
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Administrative
Not enough data
8.2
15
|
Verified
Not enough data
8.6
11
|
Verified
Not enough data
8.1
16
|
Verified
Not enough data
Not enough data
Not enough data
6.0
5
|
Verified
Platform
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
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Workforce Management
Not enough data
Not enough data
Not enough data
Not enough data
Call Center Infrastructure (CCI)
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Administrative
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
9.2
12
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
9.0
10
Not enough data
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
Not enough data
Not enough data
Not enough data
9.1
9
Not enough data
Advanced Features
8.6
7
Not enough data
9.2
8
Not enough data
9.3
9
Not enough data
Agentic AI - UCaaS Platforms
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Extensions
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Features
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
Categories
Categories
Shared Categories
OnSIP and Twilio Flex are categorized as VoIP Providers
Unique Categories
OnSIP has no unique categories
Reviews
Reviewers' Company Size
OnSIP
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Twilio Flex
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
Non-Profit Organization Management
16.0%
Hospital & Health Care
12.0%
Computer Software
12.0%
Medical Devices
8.0%
Marketing and Advertising
8.0%
Other
44.0%
Insurance
19.2%
Information Technology and Services
19.2%
Transportation/Trucking/Railroad
7.7%
Consumer Services
7.7%
Computer Software
7.7%
Other
38.5%
Alternatives
Discussions
How much does OnSIP cost?
1 Comment
PD
approx 55/month and then usage.Read more
OnSIP has no more discussions with answers
Twilio Flex has no discussions with answers
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