PBXflex vs RingCentral
A RingCentral alternative with fax on every plan
RingCentral's pricing page says unlimited internet fax is not available on Core. PBXflex includes fax and business texting on Essentials and Business, month to month, with no administrative fee on top.
- Free number porting
- No contract
- No administrative fee
Why choose PBXflex over RingCentral
Fax on the entry plan
Fax is included on Essentials, in the same app as your calls and texts. RingCentral's pricing page says unlimited internet fax is not available on Core.
Desk phones by the month
Rent desk phones from PBXflex by the month. RingCentral's pricing page lists desk phone rentals with a multi-year contract.
Callback included on Business
Business includes call queues, callback, conference rooms and intercom paging. RingCentral's pricing page lists callback from queue as an add-on.
No cost recovery fee
PBXflex charges no administrative or regulatory recovery fee. RingCentral's pricing page says other fees may apply, such as its Compliance and Administrative Cost Recovery Fee.
Plan by plan
PBXflex Essentials beside RingCentral's lowest-priced plan for a team, and Business beside the next one up. RingCentral's side uses the words on its own pricing page.
| PBXflex Essentials | RingCentral Core | |
|---|---|---|
| Business texting | Included | 25 SMS per user a month |
| Fax | Included | Unlimited internet fax is not available on Core |
| Desk phones | Rent one from $5 a month, or buy one from $89 | Desk phone rentals, with a multi-year contract |
| Auto attendant (IVR) | 1 included, then $5/mo each | Multi-level auto attendant and IVR |
| Call queues | $5/mo each | Basic call queues. Callback from queue is an add-on |
| Toll-free number | $5/mo each | 100 toll-free minutes |
| Calling | 500 per user, pooledCredits a month, shared by your whole team. One credit is one minute of US and Canada calling. | Unlimited domestic calling, US and Canada |
| Price, month to month | $30 a user a monthSame price as RingCentral Core | $30 a user a month |
| Terms and fees |
|
|
| PBXflex Business | RingCentral Advanced | |
|---|---|---|
| Business texting | Included | 100 SMS per user a month |
| Fax | Included | Unlimited internet fax |
| Desk phones | Rent one from $5 a month, or buy one from $89 | Desk phone rentals, with a multi-year contract |
| Auto attendant (IVR) | Included | Multi-level auto attendant and IVR |
| Call queues | Included | Call queues with advanced rules and routing. Callback from queue is an add-on |
| Toll-free number | 1 included, then $5/mo | 1,000 toll-free minutes |
| Calling | 1,000 per user, pooledCredits a month, shared by your whole team. One credit is one minute of US and Canada calling. | Unlimited domestic calling, US and Canada |
| Price, month to month | $40 a user a month | $35 a user a month |
| Terms and fees |
|
|
Switching to PBXflex
Keep your numbers, and set up as much or as little yourself as you like.
Keep your numbers
Number porting is free on every plan, so your customers keep dialing the numbers they already have.
Set it up your way
Build your call flows in the app yourself, or choose guided setup. We build your IVR, queues and ring groups, port your numbers, register your texting campaign, and train your team for 30 minutes.
Answer anywhere
Every extension rings on a desk phone, the web app and a mobile phone. Desk phones can be rented by the month.
How we compared
- PBXflex Essentials is set beside RingCentral's lowest-priced plan for a team, and Business beside the next one up.
- Prices are month to month, because PBXflex has no annual contract. Where RingCentral charges less for an annual commitment, it is listed under terms and fees.
- RingCentral's details are copied from its own pricing page, not from review sites or other comparisons. We keep a dated screenshot of the page.
- A row marked not stated is one RingCentral's pricing page doesn't mention.
- Prices leave out promotions, hardware, taxes and fees on both sides.
RingCentral's prices and plan details are from its own pricing page, checked on October 7, 2026. RingCentral's pricing page
More comparisons
Switch to PBXflex and keep your numbers
Number porting is free on every plan. Create your account and set up your lines in the PBXflex app, or choose guided setup and we build it with you.
Or call us on (877) 575 - 9527