Compare Asterisk and Cisco Unified Communications Manager (CallManager) 
At a Glance
Market Segments
Mid-Market (49.0% of reviews)
Mid-Market (50.0% of reviews)
Entry-Level Pricing
$0.02 per minute
No pricing available
Asterisk
Star Rating
(56)4.6 out of 5
Market Segments
Mid-Market (49.0% of reviews)
Entry-Level Pricing
$0.02 per minute
Browse all 2 pricing plansCisco Unified Communications Manager (CallManager)
Star Rating
(109)4.4 out of 5
Market Segments
Mid-Market (50.0% of reviews)
Entry-Level Pricing
No pricing available
Learn more about Cisco Unified Communications Manager (CallManager)Summary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Users report that Cisco Unified Communications Manager excels in basic communication features, particularly in phone calls, achieving a score of 9.8, while Asterisk follows closely with a score of 9.4. Reviewers mention that the clarity and reliability of calls in CallManager are standout features.
- Reviewers mention that Asterisk shines in automated attendants, scoring 9.1 compared to Cisco's 8.5. Users on G2 appreciate Asterisk's flexibility in customizing these attendants to fit their specific business needs.
- G2 users highlight that Cisco Unified Communications Manager offers superior video call quality, with a score of 8.6, while Asterisk scores 8.0. Users say that the integration of video calls with other Cisco tools enhances the overall user experience.
- Users report that both products provide solid voicemail features, with both scoring 9.0 for VoIP numbers. However, reviewers mention that Cisco's voicemail to email functionality is more seamless, making it easier for users to manage their messages.
- Reviewers mention that Asterisk provides a more cost-effective solution with its pay-per-minute pricing model, which is particularly appealing for smaller businesses. In contrast, Cisco Unified Communications Manager does not disclose an entry-level price, which may be a consideration for budget-conscious buyers.
- Users on G2 report that Cisco Unified Communications Manager has a more user-friendly interface, scoring 8.2 for ease of use, compared to Asterisk's 7.7. Reviewers say that this ease of use translates to quicker onboarding for new employees.
Pricing
Entry-Level Pricing
Asterisk
Metered SIP Trunking
$0.02
per minute
Works well for businesses that may need more flexibility in their communications week to week.
- No set-up fees.
- Metered inbound and outbound local and long distance.
- Allows more dynamic call volume activity.
Cisco Unified Communications Manager (CallManager)
No pricing availableFree Trial
Asterisk
Free Trial is available
Cisco Unified Communications Manager (CallManager)
No trial information availableRatings
Meets Requirements
9.0
43
9.0
89
Ease of Use
7.7
44
8.2
90
Ease of Setup
7.4
34
7.0
50
Ease of Admin
7.9
34
8.1
52
Quality of Support
8.3
37
8.6
85
Has the product been a good partner in doing business?
8.3
27
8.8
51
Product Direction (% positive)
7.8
43
8.4
88
Features by Category
Collaboration Tools
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
Meeting Coordination
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Software Type
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Basic Communication
9.4
36
|
Verified
9.8
39
|
Verified
8.0
22
8.6
28
|
Verified
8.3
22
|
Verified
8.2
33
|
Verified
7.9
19
7.4
7
9.2
32
|
Verified
9.4
37
|
Verified
9.0
34
|
Verified
9.8
38
|
Verified
Access
7.8
23
8.0
28
7.8
21
|
Verified
7.8
26
7.8
23
7.5
24
|
Verified
Advanced Features
9.1
33
|
Verified
9.1
32
|
Verified
9.1
30
|
Verified
8.5
34
|
Verified
9.0
31
|
Verified
9.0
8
Extensions
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Feature Not Available
Features
Not enough data
Not enough data
Not enough data
Feature Not Available
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
Asterisk and Cisco Unified Communications Manager (CallManager) are categorized as VoIP
Unique Categories
Asterisk has no unique categories
Cisco Unified Communications Manager (CallManager) is categorized as UCaaS Platforms, Video Conferencing, Audio Conferencing, and SAP Store
Reviews
Reviewers' Company Size
Asterisk
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Cisco Unified Communications Manager (CallManager)
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
30.6%
Information Technology and Services
20.4%
Computer Software
6.1%
Banking
6.1%
Facilities Services
4.1%
Other
32.7%
Higher Education
15.7%
Information Technology and Services
12.7%
Computer Software
7.8%
Telecommunications
4.9%
Insurance
4.9%
Other
53.9%
Most Helpful Reviews
Asterisk
Most Helpful Favorable Review
Verified User in Information Technology and Services
Ease of use when using the FreePBX management interface. Has the majority of features you would want from a VoIP PBX.
Most Helpful Critical Review
Verified User in Information Services
Nothing that much, as am loving and that's all
Cisco Unified Communications Manager (CallManager)
Most Helpful Favorable Review
Scott T.
Verified User in Information Technology and Services
Currently compared to the alternatives Cisco Unified Call Manger is the best option for enterprise call routing. I work in call manager every day, and have had experience with many of the alternatives, including microsoft and avaya's offerings and call...
Most Helpful Critical Review
Verified User in Higher Education
Expensive Constant upgrades which sometimes fail.
Verified User in Information Technology and Services
Ease of use when using the FreePBX management interface. Has the majority of features you would want from a VoIP PBX.
Scott T.
Verified User in Information Technology and Services
Currently compared to the alternatives Cisco Unified Call Manger is the best option for enterprise call routing. I work in call manager every day, and have had experience with many of the alternatives, including microsoft and avaya's offerings and call...
Verified User in Information Services
Nothing that much, as am loving and that's all
Verified User in Higher Education
Expensive Constant upgrades which sometimes fail.
Discussions
Asterisk has no discussions with answers
Cisco Unified Communications Manager (CallManager) has no discussions with answers
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