# Linphone, MicroSIP vs RingEX Comparison

| | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Star Rating** | 4.4 out of 5 | 4.2 out of 5 | 4.2 out of 5 | 
| **Total Reviews** | 16 | 21 | 1,355 | 
| **Largest Market Segment** | Small-Business (50.0% of reviews) | Small-Business (47.6% of reviews) | Small-Business (58.0% of reviews) | 
| **Entry Level Price** | No pricing available | No pricing available | $30.00 1 User Per Month | 

---
## Top Pros & Cons

### Linphone

Pros:
- Easy Access (1 reviews)
- Easy Connection (1 reviews)


### MicroSIP

Pros:
- Customer Support (1 reviews)
- Intuitive (1 reviews)


### RingEX

Pros:
- Ease of Use (216 reviews)
- Customer Support (127 reviews)

Cons:
- Poor Customer Support (55 reviews)
- Complex Processes (49 reviews)

---
## Ratings Comparison
| Rating | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
  | **Meets Requirements** | 9.5 (14 reviews) | 9.1 (19 reviews) | 8.8 (1105 reviews) | 
  | **Ease of Use** | 9.2 (14 reviews) | 9.2 (19 reviews) | 8.6 (1122 reviews) | 
  | **Ease of Setup** | Not enough data | Not enough data | 8.2 (704 reviews) | 
  | **Ease of Admin** | Not enough data | Not enough data | 8.3 (623 reviews) | 
  | **Quality of Support** | 9.2 (12 reviews) | 7.0 (14 reviews) | 8.0 (1007 reviews) | 
  | **Has the product been a good partner in doing business?** | Not enough data | Not enough data | 8.3 (612 reviews) | 
  | **Product Direction (% positive)** | 9.2 (14 reviews) | 9.4 (18 reviews) | 7.9 (1083 reviews) | 

---
## Pricing

### Linphone

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### MicroSIP

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### RingEX

#### Entry-Level Pricing

Plan: Core

Price: $30.00 1 User Per Month

Description: A reliable, core phone system to get your business up and running

Key Features:
- Unlimited domestic calling
- SMS and MMS
- IVR

[Browse all 3 editions](https://www.g2.com/products/ringex/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Online Fax

| Product | Score | Reviews |
|---|---|---|
| **Linphone** | N/A | N/A |
| **MicroSIP** | N/A | N/A |
| **RingEX** | 8.7/10 | 182 |

#### Documents

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Editing** | Not enough data | Not enough data | Feature Not Available | 
| **Document Signature ** | Not enough data | Not enough data | 7.3 (148 reviews) | 
| **Storage** | Not enough data | Not enough data | 8.1 (156 reviews) | 

#### Agentic AI - Online Fax

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 8.5 (11 reviews) | 
| **Cross-system Integration** | Not enough data | Not enough data | 8.6 (11 reviews) | 

#### Sending

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Fax Number** | Not enough data | Not enough data | 9.1 (172 reviews) | 
| **Existing Numbers** | Not enough data | Not enough data | 9.1 (169 reviews) | 
| **Cross-Platform Sending** | Not enough data | Not enough data | 8.9 (158 reviews) | 
| **Unlimited Sending** | Not enough data | Not enough data | 9.2 (161 reviews) | 
| **Contact Management** | Not enough data | Not enough data | 8.9 (164 reviews) | 
| **Alerts** | Not enough data | Not enough data | 9.1 (165 reviews) | 

### Webinar

| Product | Score | Reviews |
|---|---|---|
| **Linphone** | N/A | N/A |
| **MicroSIP** | N/A | N/A |
| **RingEX** | 8.3/10 | 106 |

#### Host Tools

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Branding** | Not enough data | Not enough data | 8.5 (76 reviews) | 
| **Role-based Access** | Not enough data | Not enough data | 8.7 (81 reviews) | 
| **Recording** | Not enough data | Not enough data | 9.0 (91 reviews) | 

#### Attendee Tools

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Registration** | Not enough data | Not enough data | 8.7 (85 reviews) | 
| **Attendee Live Chat** | Not enough data | Not enough data | 8.9 (85 reviews) | 
| **Polls and Surveys** | Not enough data | Not enough data | 8.1 (68 reviews) | 

#### Post-Event Tools

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Event Analytics** | Not enough data | Not enough data | 8.5 (65 reviews) | 
| **Attendee Reports** | Not enough data | Not enough data | 8.3 (68 reviews) | 

#### Integrations

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Social Media Integration** | Not enough data | Not enough data | 8.1 (59 reviews) | 
| **Software Integrations** | Not enough data | Not enough data | 8.4 (66 reviews) | 

#### Agentic AI - Webinar

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 7.7 (8 reviews) | 
| **Multi-step Planning** | Not enough data | Not enough data | 7.7 (8 reviews) | 
| **Cross-system Integration** | Not enough data | Not enough data | 7.5 (8 reviews) | 
| **Natural Language Interaction** | Not enough data | Not enough data | 8.1 (8 reviews) | 
| **Proactive Assistance** | Not enough data | Not enough data | 8.1 (8 reviews) | 

### Video Conferencing

| Product | Score | Reviews |
|---|---|---|
| **Linphone** | N/A | N/A |
| **MicroSIP** | N/A | N/A |
| **RingEX** | 8.9/10 | 299 |

#### Collaboration Tools

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Screen Sharing** | Not enough data | Not enough data | 9.1 (253 reviews) | 
| **Presentations** | Not enough data | Not enough data | 9.1 (141 reviews) | 
| **Whiteboarding** | Not enough data | Not enough data | 8.6 (116 reviews) | 
| **Live Chat** | Not enough data | Not enough data | 8.9 (140 reviews) | 
| **Hand Raising** | Not enough data | Not enough data | 9.1 (122 reviews) | 

#### Meeting Coordination

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Scheduling** | Not enough data | Not enough data | 8.8 (243 reviews) | 
| **Recording** | Not enough data | Not enough data | 9.1 (235 reviews) | 
| **Participant Permissions** | Not enough data | Not enough data | 8.9 (223 reviews) | 
| **One-Click Join** | Not enough data | Not enough data | 9.0 (145 reviews) | 

#### Software Type

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Mobile** | Not enough data | Not enough data | 9.0 (244 reviews) | 
| **Browser Application** | Not enough data | Not enough data | 9.0 (143 reviews) | 
| **Desktop Application** | Not enough data | Not enough data | 9.2 (160 reviews) | 

#### Agentic AI - Video Conferencing

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 8.3 (13 reviews) | 
| **Proactive Assistance** | Not enough data | Not enough data | 8.5 (12 reviews) | 
| **Decision Making** | Not enough data | Not enough data | 8.3 (12 reviews) | 

### Call Center Infrastructure (CCI)

| Product | Score | Reviews |
|---|---|---|
| **Linphone** | N/A | N/A |
| **MicroSIP** | N/A | N/A |
| **RingEX** | 8.8/10 | 254 |

#### Platform

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Omnichannel** | Not enough data | Not enough data | Feature Not Available | 
| **Mobile Access** | Not enough data | Not enough data | 9.0 (237 reviews) | 
| **Queue Management** | Not enough data | Not enough data | 8.7 (222 reviews) | 
| **Call Routing** | Not enough data | Not enough data | 9.1 (232 reviews) | 
| **Call Back** | Not enough data | Not enough data | 8.7 (220 reviews) | 
| **IVR** | Not enough data | Not enough data | 8.5 (213 reviews) | 
| **Automatic Call Distribution** | Not enough data | Not enough data | 8.7 (218 reviews) | 

#### Generative AI

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **AI Text-to-Speech** | Not enough data | Not enough data | Feature Not Available | 

#### Workforce Management

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Call Monitoring** | Not enough data | Not enough data | 8.8 (221 reviews) | 
| **Performance Evaluation** | Not enough data | Not enough data | 8.6 (214 reviews) | 

#### Call Center Infrastructure (CCI)

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 8.9 (22 reviews) | 
| **Cross-system Integration** | Not enough data | Not enough data | 8.9 (22 reviews) | 
| **Natural Language Interaction** | Not enough data | Not enough data | 9.1 (22 reviews) | 
| **Proactive Assistance** | Not enough data | Not enough data | 8.9 (22 reviews) | 

#### Administrative

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Call Recording** | Not enough data | Not enough data | 8.8 (224 reviews) | 
| **Reporting & Dashboards** | Not enough data | Not enough data | 8.6 (222 reviews) | 

### Cloud PBX Platforms

| Product | Score | Reviews |
|---|---|---|
| **Linphone** | N/A | N/A |
| **MicroSIP** | N/A | N/A |
| **RingEX** | 8.8/10 | 64 |

#### Basic Communication - Cloud PBX

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Call Management** | Not enough data | Not enough data | 8.9 (59 reviews) | 
| **Communication Management** | Not enough data | Not enough data | 8.9 (58 reviews) | 
| **Scalability** | Not enough data | Not enough data | 9.1 (56 reviews) | 
| **Integrations** | Not enough data | Not enough data | 8.3 (57 reviews) | 
| **Mobile Accessibility** | Not enough data | Not enough data | 9.1 (58 reviews) | 
| **Accessibility** | Not enough data | Not enough data | 8.8 (55 reviews) | 

#### Advanced Features - Cloud PBX

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Security and Compliance** | Not enough data | Not enough data | 8.7 (52 reviews) | 
| **Analytics and Reporting** | Not enough data | Not enough data | 8.5 (55 reviews) | 
| **Support and Reliability** | Not enough data | Not enough data | 8.6 (54 reviews) | 
| **Automated attendant** | Not enough data | Not enough data | 8.9 (54 reviews) | 

### VoIP Providers

| Product | Score | Reviews |
|---|---|---|
| **Linphone** | 8.7/10 | 9 |
| **MicroSIP** | 7.3/10 | 17 |
| **RingEX** | 8.4/10 | 569 |

#### Platform Basics - VoIP Providers

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **PBX systems, VoIP Softphone** | Not enough data | Not enough data | 8.5 (95 reviews) | 
| **Call Management** | Not enough data | Not enough data | 8.7 (114 reviews) | 
| **Network monitoring** | Not enough data | Not enough data | 8.4 (86 reviews) | 
| **Integrations** | Not enough data | Not enough data | 8.1 (100 reviews) | 
| **Virtual PBX** | Not enough data | Not enough data | 8.0 (82 reviews) | 
| **SIP trunking services** | Not enough data | Not enough data | 8.1 (80 reviews) | 

#### Basic Communication

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Phone Calls** | 9.8 (8 reviews) | 9.8 (16 reviews) | 9.1 (528 reviews) ✓ Verified | 
| **Video Calls** | 8.3 (5 reviews) | 5.0 (7 reviews) | 8.3 (398 reviews) ✓ Verified | 
| **Instant Messaging** | 8.3 (6 reviews) | 5.2 (7 reviews) | 8.7 (434 reviews) ✓ Verified | 
| **Screen Sharing** | Not enough data | 4.4 (8 reviews) | 8.2 (361 reviews) ✓ Verified | 
| **Conference Calls** | 8.3 (8 reviews) | 8.5 (13 reviews) | 8.5 (428 reviews) ✓ Verified | 
| **Desk-to-Desk Calls** | 8.6 (6 reviews) | 9.2 (15 reviews) | 9.0 (436 reviews) ✓ Verified | 

#### Agentic AI - VoIP Providers

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 7.9 (52 reviews) | 
| **Cross-system Integration** | Not enough data | Not enough data | 8.1 (54 reviews) | 
| **Adaptive Learning** | Not enough data | Not enough data | 8.0 (52 reviews) | 
| **Proactive Assistance** | Not enough data | Not enough data | 8.0 (50 reviews) | 

#### Access

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Software Pairing** | 8.0 (5 reviews) | 8.3 (11 reviews) | 8.2 (379 reviews) ✓ Verified | 
| **Browser Extension** | Not enough data | 4.8 (9 reviews) | 8.4 (393 reviews) ✓ Verified | 
| **Individual Download** | 9.2 (8 reviews) | 8.3 (13 reviews) | 8.6 (425 reviews) | 

#### Advanced Features

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Hold Music** | 8.3 (8 reviews) | 7.6 (11 reviews) | 8.3 (445 reviews) | 
| **Automated Attendants** | 8.9 (6 reviews) | 7.0 (9 reviews) | 8.4 (405 reviews) ✓ Verified | 
| **VOiP Number** | 9.3 (7 reviews) | 9.1 (15 reviews) | 9.0 (470 reviews) ✓ Verified | 

### UCaaS Platforms

| Product | Score | Reviews |
|---|---|---|
| **Linphone** | N/A | N/A |
| **MicroSIP** | N/A | N/A |
| **RingEX** | 8.5/10 | 70 |

#### Agentic AI - UCaaS Platforms

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | Not enough data | 

#### Extensions

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Tenancy Flexibility** | Not enough data | Not enough data | Feature Not Available | 
| **Native VoIP** | Not enough data | Not enough data | 8.7 (53 reviews) ✓ Verified | 
| **CCaaS Option** | Not enough data | Not enough data | 8.2 (18 reviews) | 

#### Features

| Feature | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Voicemail to Email** | Not enough data | Not enough data | 8.8 (57 reviews) ✓ Verified | 
| **Voicemail to SMS** | Not enough data | Not enough data | Feature Not Available | 
| **File Sharing** | Not enough data | Not enough data | 8.6 (53 reviews) ✓ Verified | 
| **Voice Conferencing** | Not enough data | Not enough data | 8.5 (52 reviews) ✓ Verified | 
| **Video Conferencing** | Not enough data | Not enough data | 8.6 (53 reviews) ✓ Verified | 
| **Conference Transcripts** | Not enough data | Not enough data | 8.2 (49 reviews) | 

---
## Categories
**Shared Categories (1):** [VoIP Providers](https://www.g2.com/categories/voip-providers)



**Unique to RingEX (6):** [UCaaS Platforms](https://www.g2.com/categories/ucaas-platforms), [Online Fax Software](https://www.g2.com/categories/online-fax), [Webinar Platforms](https://www.g2.com/categories/webinar), [Call Center Infrastructure (CCI) Software](https://www.g2.com/categories/call-center-infrastructure-cci), [Video Conferencing Software](https://www.g2.com/categories/video-conferencing), [Cloud PBX Platforms Software](https://www.g2.com/categories/cloud-pbx-platforms)


---
## Reviewer Demographics

### By Company Size

| Segment | Linphone | MicroSIP | RingEX | 
|---|---|---|---|
| **Small-Business** | 50.0% | 47.6% | 58.0% | 
| **Mid-Market** | 50.0% | 33.3% | 35.3% | 
| **Enterprise** | 0% | 19.0% | 6.6% | 

### By Industry

#### Linphone

- **Information Technology and Services:** 12.5%
- **Facilities Services:** 12.5%
- **Telecommunications:** 6.3%
- **Staffing and Recruiting:** 6.3%
- **Real Estate:** 6.3%
- **Insurance:** 6.3%
- **Information Services:** 6.3%
- **Higher Education:** 6.3%
- **Food & Beverages:** 6.3%
- **Consumer Goods:** 6.3%
- **Other:** 25.0%

#### MicroSIP

- **Information Technology and Services:** 19.0%
- **Translation and Localization:** 9.5%
- **Telecommunications:** 9.5%
- **Facilities Services:** 9.5%
- **Accounting:** 9.5%
- **Consulting:** 4.8%
- **Real Estate:** 4.8%
- **Media Production:** 4.8%
- **Market Research:** 4.8%
- **Executive Office:** 4.8%
- **Other:** 19.0%

#### RingEX

- **Computer Software:** 9.4%
- **Insurance:** 5.2%
- **Information Technology and Services:** 5.1%
- **Financial Services:** 4.9%
- **Staffing and Recruiting:** 4.8%
- **Marketing and Advertising:** 4.2%
- **Hospital & Health Care:** 4.1%
- **Real Estate:** 3.5%
- **Construction:** 3.5%
- **Health, Wellness and Fitness:** 3.4%
- **Other:** 51.8%

---
## Alternatives

### Alternatives to Linphone

- [Asterisk](https://www.g2.com/products/asterisk/reviews) — 4.6/5 stars (59 reviews)
- [3CX](https://www.g2.com/products/3cx/reviews) — 4.4/5 stars (546 reviews)
- [Bria](https://www.g2.com/products/bria/reviews) — 4.4/5 stars (68 reviews)
- [Webex Calling](https://www.g2.com/products/webex-calling/reviews) — 4.5/5 stars (633 reviews)
- [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) — 4.4/5 stars (1414 reviews)
- [Twilio Flex](https://www.g2.com/products/twilio-twilio-flex/reviews) — 4.1/5 stars (36 reviews)
- [VoIP.ms](https://www.g2.com/products/voip-ms/reviews) — 4.6/5 stars (106 reviews)
- [Quo](https://www.g2.com/products/quo-quo/reviews) — 4.7/5 stars (3369 reviews)
- [Cisco Unified Communications Manager (CallManager)](https://www.g2.com/products/cisco-unified-communications-manager-callmanager/reviews) — 4.4/5 stars (111 reviews)
- [Dialpad Connect](https://www.g2.com/products/dialpad-connect/reviews) — 4.4/5 stars (4161 reviews)

### Alternatives to MicroSIP

- [3CX](https://www.g2.com/products/3cx/reviews) — 4.4/5 stars (546 reviews)
- [Cisco Unified Communications Manager (CallManager)](https://www.g2.com/products/cisco-unified-communications-manager-callmanager/reviews) — 4.4/5 stars (111 reviews)
- [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) — 4.4/5 stars (1414 reviews)
- [Genesys Cloud CX](https://www.g2.com/products/genesys-cloud-cx/reviews) — 4.4/5 stars (1546 reviews)
- [Quo](https://www.g2.com/products/quo-quo/reviews) — 4.7/5 stars (3369 reviews)
- [Dialpad Connect](https://www.g2.com/products/dialpad-connect/reviews) — 4.4/5 stars (4161 reviews)
- [Bria](https://www.g2.com/products/bria/reviews) — 4.4/5 stars (68 reviews)
- [Webex Calling](https://www.g2.com/products/webex-calling/reviews) — 4.5/5 stars (633 reviews)
- [Vonage Business Communications](https://www.g2.com/products/vonage-business-communications/reviews) — 4.3/5 stars (500 reviews)
- [MightyCall](https://www.g2.com/products/mightycall/reviews) — 4.4/5 stars (330 reviews)

### Alternatives to RingEX

- [3CX](https://www.g2.com/products/3cx/reviews) — 4.4/5 stars (546 reviews)
- [Nextiva](https://www.g2.com/products/nextiva/reviews) — 4.5/5 stars (3550 reviews)
- [8x8 Work](https://www.g2.com/products/8x8-work/reviews) — 4.2/5 stars (917 reviews)
- [Webex Calling](https://www.g2.com/products/webex-calling/reviews) — 4.5/5 stars (633 reviews)
- [Dialpad Connect](https://www.g2.com/products/dialpad-connect/reviews) — 4.4/5 stars (4161 reviews)
- [CloudTalk](https://www.g2.com/products/cloudtalk/reviews) — 4.4/5 stars (1814 reviews)
- [Genesys Cloud CX](https://www.g2.com/products/genesys-cloud-cx/reviews) — 4.4/5 stars (1546 reviews)
- [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) — 4.4/5 stars (1414 reviews)
- [Intermedia Unite](https://www.g2.com/products/intermedia-unite/reviews) — 4.5/5 stars (520 reviews)
- [Vonage Business Communications](https://www.g2.com/products/vonage-business-communications/reviews) — 4.3/5 stars (500 reviews)

---
## Top Discussions

### Linphone

No discussions available for this product.

### MicroSIP

No discussions available for this product.

### RingEX

- Title: [What’s involved in setting up my RingCentral Office business phone system?](https://www.g2.com/discussions/ringcentral-office-setup) — 2 comments, 1 upvote *(includes official response)*
  > **Top comment:** "There is no PBX hardware to install or technical contractors needed for an on-site setup to start using your phone system. Once you’ve purchased RingCentral..."
- Title: [Is RingCentral good?](https://www.g2.com/discussions/is-ringcentral-good) — 1 comment
  > **Top comment:** "We love RingCentral! It's great that it allows us to call from a main office phone number and provides each user their own work cell/direct number from which..."
- Title: [Why don't you make it more user-friendly?](https://www.g2.com/discussions/why-don-t-you-make-it-more-user-friendly) — 1 comment, 1 upvote
  > **Top comment:** "Brianna, thanks for this feedback. Can you tell us more about what you'd like to customize? If we can't make recommendations, we would love to have you visit..."
- Title: [What are the benefits of RingCentral Office?](https://www.g2.com/discussions/ringcentral-advantage) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "Set up your phone system to work the way you do
- Connect your office, remote employees and mobile users under one phone system.
- Easily support multiple..."
- Title: [What is RingCentral Office?](https://www.g2.com/discussions/ringcentral-office) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "RingCentral Office is a cloud-based business communications system with enterprise-grade voice, fax, text, online meetings, conferencing, and..."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/linphone-vs-microsip-vs-ringex)