---
description: Get detailed information about OnSIP and how it can help you meet your business needs. Learn more about OnSIP price, benefits, and disadvantages for businesses in Singapore.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: OnSIP Pricing, Cost & Reviews - Capterra Singapore 2026
---

Breadcrumb: [Home](/) > [VoIP Software](/directory/30940/voip/software) > [OnSIP](/software/158706/onsip) > [OnSIP Alternatives](https://www.capterra.com.sg/alternatives/158706/onsip)

# Alternatives to OnSIP

Canonical: https://www.capterra.com.sg/alternatives/158706/onsip

> Explore the top alternatives to OnSIP. Compare features, ratings, and reviews to find the best software for your needs.

-----

## Top Alternatives

1. **Ringover** — 4.7/5 (890 reviews) — 100% Cloud voice, video, chat, text and call using mobile and web apps. Unlimited calls, virtual landline \& mobile numbers and more...
   - [View profile](https://www.capterra.com.sg/software/169627/ringover)
   - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/169627/onsip/vs/ringover)
2. **800.com** — 4.7/5 (364 reviews) — We are a full business phone system providing everything you need to communicate with your customers, all in one place.
   - [View profile](https://www.capterra.com.sg/software/208208/800-com)
   - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/208208/onsip/vs/800-com)
3. **Nextiva** — 4.6/5 (919 reviews) — Nextiva is an enterprise phone system with 40+ features, 99.999% uptime reliability, and 24/7 tech support.
   - [View profile](https://www.capterra.com.sg/software/175788/nextiva)
   - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/175788/onsip/vs/nextiva)
4. **RingEX** — 4.2/5 (1206 reviews) — RingEX provides reliable, high-quality phone service anywhere you have internet access.
   - [View profile](https://www.capterra.com.sg/software/132178/ringcentral-mvp)
   - [Compare vs OnSIP](https://www.capterra.com.sg/compare/132178/158706/ringcentral-mvp/vs/onsip)
5. **3CX** — 4.4/5 (468 reviews) — 3CX is an open standards IP PBX including video conferencing, live chat and mobile apps, suitable for any business size or industry.
   - [View profile](https://www.capterra.com.sg/software/158704/3cx)
   - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158704/158706/3cx/vs/onsip)
6. **Ooma Office** — 4.4/5 (248 reviews) — A cloud VOIP solution that keeps you connected with employees, customers, and partners. Available for all devices wherever you are.
   - [View profile](https://www.capterra.com.sg/software/174109/ooma-office)
   - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/174109/onsip/vs/ooma-office)
7. **Ultatel Cloud Business Phone System** — 4.7/5 (41 reviews) — Ultatel is the intelligent business communications solution, bringing voice, video, SMS, fax, and chat together in one cloud platform.
   - [View profile](https://www.capterra.com.sg/software/215555/clarity-business-phone-system)
   - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/215555/onsip/vs/clarity-business-phone-system)
8. **Zoom Phone** — 4.5/5 (246 reviews) — Built on Zoom's platform, Zoom's full-featured cloud phone consolidates business communication and collaboration into a single system.
   - [View profile](https://www.capterra.com.sg/software/208535/zoom-phone)
   - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/208535/onsip/vs/zoom-phone)
9. **8x8 Work** — 4.1/5 (309 reviews) — 8x8 Work: All-in-one collaboration hub - phone, video, messaging. Secure, unified communication for all, anytime, anywhere.
   - [View profile](https://www.capterra.com.sg/software/187525/virtual-office)
   - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/187525/onsip/vs/virtual-office)
10. **Dialpad** — 4.2/5 (571 reviews) — AI-native VoIP built for connected, intelligent business communications.
    - [View profile](https://www.capterra.com.sg/software/190976/dialpad-sell)
    - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/190976/onsip/vs/dialpad-sell)
11. **VoIP.ms** — 4.8/5 (698 reviews) — Complete self-serve communication platform offering a Hosted Phone Solution and SIP Trunking with a Pay-as-You-Go pricing.
    - [View profile](https://www.capterra.com.sg/software/203084/voip-ms)
    - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/203084/onsip/vs/voip-ms)
12. **JustCall** — 4.1/5 (225 reviews) — Business VoIP that sets up in minutes. JustCall gives your team crystal-clear calls from any device. Start your free 14-day trial.
    - [View profile](https://www.capterra.com.sg/software/157853/justcall)
    - [Compare vs OnSIP](https://www.capterra.com.sg/compare/157853/158706/justcall/vs/onsip)
13. **Grasshopper** — 4.3/5 (360 reviews) — Get the perfect phone number for your small business and turn the world into our office with the Grasshopper virtual phone system.
    - [View profile](https://www.capterra.com.sg/software/175002/grasshopper)
    - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/175002/onsip/vs/grasshopper)
14. **GoTo Connect** — 4.5/5 (671 reviews) — GoTo makes IT and business communication easy so its customers can do what matters most.
    - [View profile](https://www.capterra.com.sg/software/163604/GoTo-Connect)
    - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/163604/onsip/vs/GoTo-Connect)
15. **Unitel Voice** — 4.6/5 (68 reviews) — Unitel Voice is the business builder's phone system. Run your business from anywhere using any device. Amazing support ready to help.
    - [View profile](https://www.capterra.com.sg/software/172777/unitel-voice)
    - [Compare vs OnSIP](https://www.capterra.com.sg/compare/158706/172777/onsip/vs/unitel-voice)

## Related Categories

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

## Links

- [View on Capterra](https://www.capterra.com.sg/alternatives/158706/onsip)
- [View Product Profile](https://www.capterra.com.sg/software/158706/onsip)

## This page is available in the following languages

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

-----

## Structured Data

<script type="application/ld+json">
  {"@context":"https://schema.org","@graph":[{"name":"OnSIP","description":"See our list of OnSIP alternatives on Capterra Singapore. Filter them by price, features, and ratings to make the best decision for your business. We provide detailed information on software along with verified reviews.","url":"https://www.capterra.com.sg/alternatives/158706/onsip","about":{"@id":"https://www.capterra.com.sg/alternatives/158706/onsip#software"},"breadcrumb":{"@id":"https://www.capterra.com.sg/alternatives/158706/onsip#breadcrumblist"},"@id":"https://www.capterra.com.sg/alternatives/158706/onsip#webpage","@type":["WebPage","CollectionPage"],"isPartOf":{"@id":"https://www.capterra.com.sg/#website"},"inLanguage":"en-SG","publisher":{"@id":"https://www.capterra.com.sg/#organization"},"mainEntity":{"@id":"https://www.capterra.com.sg/alternatives/158706/onsip#software"}},{"name":"OnSIP","url":"https://www.capterra.com.sg/software/158706/onsip","@id":"https://www.capterra.com.sg/software/158706/onsip#software","@type":"SoftwareApplication","publisher":{"@id":"https://www.capterra.com.sg/#organization"},"applicationCategory":"BusinessApplication","aggregateRating":{"@type":"AggregateRating","ratingValue":4.7,"bestRating":5,"ratingCount":78},"offers":{"price":"18.95","@type":"Offer"}},{"@id":"https://www.capterra.com.sg/alternatives/158706/onsip#breadcrumblist","@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"},{"name":"OnSIP Alternatives","position":4,"item":"https://www.capterra.com.sg/alternatives/158706/onsip","@type":"ListItem"}]}]}
</script><script type="application/ld+json">
  {"name":"OnSIP Alternatives - Capterra Singapore 2026","@context":"https://schema.org","@id":"https://www.capterra.com.sg/alternatives/158706/onsip#itemlist","@type":"ItemList","itemListElement":[{"name":"Ringover","position":1,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/48e316be-9d0e-4219-a291-4a0d3e0719b1.png","url":"https://www.capterra.com.sg/software/169627/ringover","@type":"ListItem"},{"name":"800.com","position":2,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/534977e2-2c76-4af9-aa78-c7caafb81b6a.png","url":"https://www.capterra.com.sg/software/208208/800-com","@type":"ListItem"},{"name":"Nextiva","position":3,"image":"https://images.g2crowd.com/uploads/product/image/0b0744d9d5ca4f29db86a956c2bcc175/nextiva.png","url":"https://www.capterra.com.sg/software/175788/nextiva","@type":"ListItem"},{"name":"RingEX","position":4,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/3766495d-3c37-44ed-ae0c-4ccd24835955.png","url":"https://www.capterra.com.sg/software/132178/ringcentral-mvp","@type":"ListItem"},{"name":"3CX","position":5,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/8663d1da-3218-4167-880b-5e33336ea327.png","url":"https://www.capterra.com.sg/software/158704/3cx","@type":"ListItem"},{"name":"Ooma Office","position":6,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/cec27933-dd78-4f3f-b481-969de73baee0.png","url":"https://www.capterra.com.sg/software/174109/ooma-office","@type":"ListItem"},{"name":"Ultatel Cloud Business Phone System","position":7,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/12e63107-bc37-41ff-818d-ae2dfd5b94e4.jpeg","url":"https://www.capterra.com.sg/software/215555/clarity-business-phone-system","@type":"ListItem"},{"name":"Zoom Phone","position":8,"image":"https://images.g2crowd.com/uploads/product/image/79e71315820c2ed6d8ef4a9835781827/zoom-zoom-phone.png","url":"https://www.capterra.com.sg/software/208535/zoom-phone","@type":"ListItem"},{"name":"8x8 Work","position":9,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/46c0dfbb-a04f-46a4-a2ac-44633e25dc55.png","url":"https://www.capterra.com.sg/software/187525/virtual-office","@type":"ListItem"},{"name":"Dialpad","position":10,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/a5aa0307-b356-4584-b6b2-69dff89aafb3.png","url":"https://www.capterra.com.sg/software/190976/dialpad-sell","@type":"ListItem"},{"name":"VoIP.ms","position":11,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/edb3a1ce-4664-442a-945d-d1c3d5975192.png","url":"https://www.capterra.com.sg/software/203084/voip-ms","@type":"ListItem"},{"name":"JustCall","position":12,"image":"https://images.g2crowd.com/uploads/product/image/cbc021f5549f2da1c3cff578a375735f/saas-labs-justcall.png","url":"https://www.capterra.com.sg/software/157853/justcall","@type":"ListItem"},{"name":"Grasshopper","position":13,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/fafc6dfd-8553-4c87-b09f-166b7c92095c.png","url":"https://www.capterra.com.sg/software/175002/grasshopper","@type":"ListItem"},{"name":"GoTo Connect","position":14,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/420d013e-1667-4846-a909-0e533179fe7d.jpeg","url":"https://www.capterra.com.sg/software/163604/GoTo-Connect","@type":"ListItem"},{"name":"Unitel Voice","position":15,"image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductLogo/ddd8de41-7553-4d90-92db-d20b5c23f033.png","url":"https://www.capterra.com.sg/software/172777/unitel-voice","@type":"ListItem"}],"numberOfItems":15}
</script>