---
description: Discover the benefits and disadvantages of OnSIP.  Learn the software price, see the description, and read the most helpful reviews for UK business users. 
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: OnSIP Pricing, Cost & Reviews - Capterra UK 2026
---

Breadcrumb: [Home](/) > [VoIP Software](/directory/30940/voip/software) > [OnSIP](/software/158706/onsip)

# OnSIP

Canonical: https://www.capterra.co.uk/software/158706/onsip

Page: 1 / 4\
Next: [Next page](https://www.capterra.co.uk/software/158706/onsip?page=2)

> Customize your VoIP communications with OnSIP’s easy-to-use solution. No Contracts Required. US-based support. Free phones for 5+ Users
> 
> Verdict: Rated **4.7/5** by 78 users. Top-rated for **Likelihood to recommend**.

-----

## Overview

### Who Uses OnSIP?

Customize your VoIP communications with OnSIP’s easy-to-use solution. Add features when you need. No Contracts Required. Award-winning, US-based support. Free phones for 5+ Users. Free  trial.

## Quick Stats & Ratings

| Metric | Rating | Detail |
| **Overall** | **4.7/5** | 78 Reviews |
| Ease of Use | 4.6/5 | Based on overall reviews |
| Customer Support | 4.9/5 | Based on overall reviews |
| Value for Money | 4.7/5 | Based on overall reviews |
| Features | 4.5/5 | Based on overall reviews |
| Recommendation percentage | 90% | (9/10 Likelihood to recommend) |

## About the vendor

- **Company**: Junction Networks
- **Location**: New York, US
- **Founded**: 2004

## Commercial Context

- **Starting Price**: US$18.95
- **Pricing model**: Per User (Free Trial)
- **Pricing Details**: OnSIP is offered across three pricing plans, outlined below. 

•	Unlimited: 18.95 per month per person. 
•	Basic: $49.95 per month per account + 2.9 cent per minute
•	Sayso Website Chat: Free

It also offers three add-ons, outlined below: 

•	Inbound Bridge: $1.95 + 0.5 ¢ per minute
•	On net conference suite: $19.95
•	Queues+ reporting dashboard: $14.95 per seat
- **Target Audience**: 2–10, 11–50, 51–200, 201–500, 501–1,000, 1,001–5,000, 5,001–10,000, 10,000+
- **Deployment & Platforms**: Cloud, SaaS, Web-based
- **Supported Languages**: English
- **Available Countries**: United Kingdom, United States

## Features

- Activity Dashboard
- Alerts/Notifications
- Automated Attendant
- Automatic Call Distribution
- Call Centre Management
- Call Disposition
- Call List Management
- Call Logging
- Call Monitoring
- Call Recording
- Call Reporting
- Call Routing
- Call Screening
- Call Tracking
- Call Transfer
- Caller ID
- Communication Management
- Conferencing
- Contact Management
- Customisable Reports
- PBX
- Queue Management
- Reporting & Statistics
- Ring Groups
- Role-Based Permissions
- SIP Trunking
- Third-Party Integrations
- Virtual Extensions
- Voice Mail

## Integrations (3 total)

- HubSpot CRM
- Odoo
- Zendesk Suite

## Support Options

- Email/Help Desk
- FAQs/Forum
- Knowledge Base
- Phone Support
- Chat

## Category

- [VoIP Software](https://www.capterra.co.uk/directory/30940/voip/software)

## Related Categories

- [VoIP Software](https://www.capterra.co.uk/directory/30940/voip/software)
- [VoIP Phone Systems](https://www.capterra.co.uk/directory/31101/business-phone-systems/software)
- [Cloud PBX Software](https://www.capterra.co.uk/directory/31102/cloud-pbx/software)
- [Softphone Software](https://www.capterra.co.uk/directory/31029/softphone/software)

## Alternatives

1. [Ringover](https://www.capterra.co.uk/software/169627/ringover) — 4.7/5 (893 reviews)
2. [3CX](https://www.capterra.co.uk/software/158704/3cx) — 4.4/5 (470 reviews)
3. [800.com](https://www.capterra.co.uk/software/208208/800-com) — 4.7/5 (372 reviews)
4. [Nextiva](https://www.capterra.co.uk/software/175788/nextiva) — 4.6/5 (931 reviews)
5. [RingEX](https://www.capterra.co.uk/software/132178/ringcentral-mvp) — 4.2/5 (1206 reviews)

## Reviews

### "Great VoIP solution for a small business" — 5.0/5

> **Hyun** | *10 December 2025* | Real Estate | Recommendation rating: 10.0/10
> 
> **Pros**: Solid, reliable system with great call quality.  Easy system to manage as an administrator.  OnSIP support team is quick to respond with solutions.  They are a top-notch team\!
> 
> **Cons**: One complaint is the inability to pre-configure the holiday calendar.  This has to be manually configured, and sometimes we might forget to reset it back to regular hours.
> 
> Overall, OnSIP has been a dependable VoIP solution for us. It does what we need it to do, it’s easy to manage, and it supports the way our team works. If you’re looking for a straightforward, flexible, and affordable phone system, it’s your best bet.

-----

### "OnSIP is the way to go\!" — 5.0/5

> **Sara** | *16 September 2025* | Nonprofit Organization Management | Recommendation rating: 10.0/10
> 
> **Pros**: My favorite part of OnSIP is their amazing customer service. I get an immediate response from a human. All their customer service representatives are helpful, friendly and very knowledgeable.
> 
> **Cons**: There is nothing to not like about OnSIP\! I have not encountered any issues with the platform or phone system.
> 
> My overall experience with OnSIP has been favorable and I do not have anything negative to say. I appreciate their communication, responsiveness and willingness to help resolve any issues that might arise.

-----

### "Onsip is great" — 5.0/5

> **Heather** | *17 September 2025* | Accounting | Recommendation rating: 10.0/10
> 
> **Pros**: Onsip is very user friendly and the customer service is great. You can call support and actually talk to a person in the USA. The online portal is user freindly also.
> 
> **Cons**: I can not think of a con. When we changed over to them, they were great. I had a dedicated person to help me.

-----

### "A Reliable, Easy-to-Use VoIP Solution with Exceptional Support" — 5.0/5

> **Keith** | *9 December 2025* | Nonprofit Organization Management | Recommendation rating: 10.0/10
> 
> **Pros**: Very Easy to Use
The interface is clean and intuitive. Daily tasks like making calls, forwarding, checking voicemail, and managing extensions are simple—even for non-technical users.

Manageable Learning Curve
While some advanced call-flow features take a little time to understand, the documentation is excellent. Once you learn the layout, everything becomes second nature.

Strong Security
Encrypted communications and solid authentication give real peace of mind. It’s clear OnSIP actively prioritizes security across the platform.

Outstanding Phone Support
Their support team is fast, friendly, and knowledgeable. You get real humans who know the system and actually fix things—no endless waiting or scripted answers.

Flexible Call Management
Auto attendants, call groups, routing options, and voicemail features work smoothly and reliably. Customizing complex call flows is straightforward.

Stable With Few Bugs
Problems are rare, and when they do appear, OnSIP is quick to resolve them and communicates clearly about fixes.

Multiple Communication Channels
Web, desktop, and mobile options all work seamlessly. Presence indicators, transfers, and messaging feel cohesive and reliable across devices.
> 
> **Cons**: Advanced Features Require Some Learning
Not a deal-breaker at all, but users who want to build detailed call flows may need a little time to get comfortable with all the options.

Occasional Minor Glitches
Nothing major—just the kind of small quirks that come with any cloud platform, and they’re usually fixed fast.
> 
> OnSIP delivers a secure, stable, user-friendly phone system backed by truly exceptional support. Even the “cons” are mild and far outweighed by the reliability and ease of use. Absolutely deserving of a full 5 stars.

-----

### "Works everyday all day long" — 5.0/5

> **Tim** | *18 December 2025* | Consumer Goods | Recommendation rating: 10.0/10
> 
> **Pros**: It works consistently, this is critical of any communications tool. You can setup and forget and when you have need of another feature it is fairly simple to implement. If you have any trouble the tech support personnel are outstanding and patient.
> 
> **Cons**: I do have trouble at times installing the updates. They are not too frequent but I usually have to try multiple times to get an update installed.
> 
> We have been using the OnSIP product for over 10 years and have yet to outgrow its features. Very pleased with its consistent performance

-----

Page: 1 / 4\
Next: [Next page](https://www.capterra.co.uk/software/158706/onsip?page=2)

## Links

- [View on Capterra](https://www.capterra.co.uk/software/158706/onsip)

## This page is available in the following languages

| Locale | URL |
| en | <https://www.capterra.com/p/158706/OnSIP/> |
| en-AE | <https://www.capterra.ae/software/158706/onsip> |
| en-AU | <https://www.capterra.com.au/software/158706/onsip> |
| en-CA | <https://www.capterra.ca/software/158706/onsip> |
| en-GB | <https://www.capterra.co.uk/software/158706/onsip> |
| en-IE | <https://www.capterra.ie/software/158706/onsip> |
| en-IL | <https://www.capterra.co.il/software/158706/onsip> |
| en-IN | <https://www.capterra.in/software/158706/onsip> |
| en-NZ | <https://www.capterra.co.nz/software/158706/onsip> |
| en-SG | <https://www.capterra.com.sg/software/158706/onsip> |
| en-ZA | <https://www.capterra.co.za/software/158706/onsip> |
| fr | <https://www.capterra.fr/software/158706/onsip> |
| fr-BE | <https://fr.capterra.be/software/158706/onsip> |
| fr-CA | <https://fr.capterra.ca/software/158706/onsip> |
| fr-LU | <https://www.capterra.lu/software/158706/onsip> |

-----

## Structured Data

<script type="application/ld+json">
  {"@context":"https://schema.org","@graph":[{"name":"Capterra UK","address":{"@type":"PostalAddress","addressLocality":"Egham","addressRegion":"ENG","postalCode":"TW20 9AH","streetAddress":"Tamesis, The Glanty, Staines-upon-Thames Egham TW20 9AH United Kingdom"},"description":"Capterra UK helps millions of people find the best business software. With software reviews, ratings, infographics, and the most comprehensive list of business software.","email":"info@capterra.co.uk","url":"https://www.capterra.co.uk/","logo":"https://dm-localsites-assets-prod.imgix.net/images/capterra/logo-a9b3b18653bd44e574e5108c22ab4d3c.svg","@type":"Organization","@id":"https://www.capterra.co.uk/#organization","parentOrganization":"G2.com, Inc.","sameAs":["https://twitter.com/Capterra","https://www.facebook.com/Capterra/","https://www.linkedin.com/company/capterra/","https://www.youtube.com/channel/UCEt7vQSPiPlPAblHdhJAqnA"]},{"name":"OnSIP","description":"OnSIP's VoIP phone system offers all the amenities of a traditional business phone system but with more features! Enjoy free softphones, video chat, video conference calls, and so much more. OnSIP’s patented technology is 100% scalable, 100% secure, and easy-to-use and implement. Award-winning, US-based customer support. Best of all – no contracts required on pay-as-you-go and unlimited plans! Free best-in-class VoIP phones for 5+ users on unlimited plan.","image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductScreenshot/6d2c9833-1805-4623-8c43-20fdaab80e49.png","url":"https://www.capterra.co.uk/software/158706/onsip","@type":"SoftwareApplication","@id":"https://www.capterra.co.uk/software/158706/onsip#software","applicationCategory":"BusinessApplication","publisher":{"@id":"https://www.capterra.co.uk/#organization"},"aggregateRating":{"@type":"AggregateRating","bestRating":5,"ratingCount":78,"ratingValue":4.7},"offers":{"price":"18.95","@type":"Offer","priceCurrency":"USD"},"operatingSystem":"Cloud"},{"@type":"FAQPage","@id":"https://www.capterra.co.uk/software/158706/onsip#faqs","mainEntity":[{"name":"What is OnSIP?","@type":"Question","acceptedAnswer":{"text":"OnSIP's VoIP phone system offers all the amenities of a traditional business phone system but with more features! Enjoy free softphones, video chat, video conference calls, and so much more. OnSIP’s patented technology is 100% scalable, 100% secure, and easy-to-use and implement. Award-winning, US-based customer support. Best of all – no contracts required on pay-as-you-go and unlimited plans! Free best-in-class VoIP phones for 5+ users on unlimited plan.","@type":"Answer"}},{"name":"Who Uses OnSIP?","@type":"Question","acceptedAnswer":{"text":"Customize your VoIP communications with OnSIP’s easy-to-use solution. Add features when you need. No Contracts Required. Award-winning, US-based support. Free phones for 5+ Users. Freetrial.","@type":"Answer"}}]},{"@type":"BreadcrumbList","itemListElement":[{"name":"Home","position":1,"item":"/","@type":"ListItem"},{"name":"VoIP Software","position":2,"item":"/directory/30940/voip/software","@type":"ListItem"},{"name":"OnSIP","position":3,"item":"/software/158706/onsip","@type":"ListItem"}],"@id":"https://www.capterra.co.uk/software/158706/onsip#breadcrumblist"}]}
</script>