Side by side
MikoPBX vs OnSIP
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.
Free plan APILinuxSelf-hosted+1
MikoPBX combines a free Asterisk-based PBX with extensive deployment, routing, integration, and API options. Its no-stated-capacity limit and local processing modules may appeal to organizations managing their own telephony.
Visit MikoPBX Free plan AndroidiPhoneMac+2
OnSIP offers a free tier alongside paid calling and business phone features. The restriction on regular-number dialing for free SIP accounts is an important distinction when choosing a plan.
Visit OnSIPThe facts
| MikoPBX | OnSIP | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Linux, Self-hosted, Web | Android, iPhone, Mac, Web, Windows |
| Lowest paid plan | Free or on request | Unlimited: $18.95 a month |
| Plans published | 1 | 4 |
| Maker | Not published | OnSIP |
| Website | mikopbx.com | onsip.com |
| On business phone systems | #22 of 171 | #8 of 171 |
MikoPBX: what it does well
- Free PBX license with no per-user fees
- No stated limit on calls, extensions, or users
- Works with all IP providers
- Web interface for installation and management
- Deploys on computers, Docker, clouds, and virtualized environments
What to know first
- Paid modules are available separately
- Paid support starts at 100$ per request
- Call recording storage depends on the maker’s service
OnSIP: what it does well
- Free plan supports up to 100 users.
- Free plan includes unlimited extensions.
- Integrations include Zendesk, HubSpot, and Odoo.
- Month-to-month contracts are available.
What to know first
- Free SIP accounts cannot dial regular phone numbers.
- Unlimited plan has a five-user minimum.
- Video conferences support up to five people.
Alternatives to MikoPBX Alternatives to OnSIP The whole list