Side by side
Intermedia Unite vs PortSIP PBX
Both stand on business phone systems. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid AndroidiPhoneMac+2
Intermedia Unite combines broad communications features with business integrations, security controls, and two main plan levels. Compare participant, text, storage, and archiving limits before selecting Pro or Enterprise.
Visit Intermedia Unite Free plan AndroidAPIiPhone+4
Choose PortSIP PBX if you need a broad communications platform with a free edition and multiple deployment options. The free edition has firm extension and simultaneous-call caps, while license prices require a quote, so organizations planning beyond those limits should review licensing with PortSIP.
Visit PortSIP PBXThe facts
| Intermedia Unite | PortSIP PBX | |
|---|---|---|
| Free plan | No | Yes |
| Open source | Not published | Not published |
| Runs on | Android, iPhone, Mac, Web, Windows | Android, API, iPhone, Linux, Self-hosted, Web, Windows |
| Lowest paid plan | Pro: $27.99 a month | Free or on request |
| Plans published | 4 | 5 |
| Maker | Intermedia Unite | Not published |
| Website | intermedia.com | portsip.com |
| On business phone systems | #67 of 174 | #3 of 174 |
Intermedia Unite: what it does well
- Apps for desktop, mobile, and web
- Unlimited calling in 34 countries
- More than 100 calling features
- AI call and meeting recaps
- 24/7 technical support
What to know first
- No free plan
- Toll-free numbers cost extra
- File sharing is desktop-only
- Longer archiving retention costs extra
PortSIP PBX: what it does well
- Free Edition includes all features.
- Custom call routing and an auto attendant are included.
- Contact center tools include skill-based routing and live wallboards.
- Deploy on premises, in a data center, or on major cloud platforms.
- Microsoft 365 integration includes provisioning, SSO, and contact synchronization.
What to know first
- Free Edition is limited to 3 extensions and 2 simultaneous calls.
- Licensed Edition prices are available by quote only.
- Linux PBX installation uses Docker and lists Debian and Ubuntu.
Alternatives to Intermedia Unite Alternatives to PortSIP PBX The whole list