Best Business Phone Systems in 2026
Updated
In short: Microsoft Teams is ranked #1 of 174 as of 4 October 2026, ahead of 3CX and Freshcaller. The best-ranked option with a free plan is 3CX. The lowest first paid tier on this page is Microsoft Teams at $0.33/mo.
Choosing a phone system for a team means considering how calls are handled and who can use the service. Compare auto attendant, call routing and business numbers, along with voicemail transcription and desktop and mobile apps. The ranked entries start with 3CX, FreePBX and Microsoft Teams; OnSIP and RingCentral RingEX follow. Included users can help you assess team fit, while free-plan availability and the paid-from price give context on access and cost. Consider which of the listed calling features matter for your day-to-day communications, then use the ranking order to explore the options.
174 business phone systems ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 1 Microsoft Teams iPhone + Android RecognisedPhone appDocumentedFree plan 9.7$0.33/mo Included users: 300 users
- 2 3CX iPhone + Android RecognisedPhone appDocumentedFree plan 9.4$25/mo Included users: 40 usersAuto attendant: Yes
- 3 Freshcaller iPhone + Android RecognisedPhone appDocumentedFree plan 9.1$15/mo Business numbers: multipleAuto attendant: Yes
- 4 RingCentral RingEX iPhone + Android RecognisedPhone appDocumentedFree plan 8.9 Included users: 20 usersBusiness numbers: multipleAuto attendant: Yes
- 5 Zadarma iPhone + Android RecognisedPhone appDocumentedFree plan 8.9$44/mo Included users: 10 usersBusiness numbers: multipleAuto attendant: Yes
- 6 Nextiva iPhone + Android RecognisedPhone appDocumentedFree plan 8.8$15/mo Business numbers: multipleAuto attendant: Yes
- 7 VitalPBX iPhone + Android RecognisedPhone appDocumentedFree plan 8.8$100/mo Auto attendant: Yes
- 8 OnSIP iPhone + Android RecognisedPhone appDocumentedFree plan 8.8$18.95/mo Included users: 5 usersBusiness numbers: multipleAuto attendant: Yes
- 9 CallHippo iPhone + Android RecognisedPhone appDocumentedFree plan 8.8$18/mo Business numbers: multipleAuto attendant: Yes
- 10 PBXware iPhone + Android RecognisedPhone appDocumentedFree plan 8.7 Business numbers: multipleAuto attendant: Yes
- 11 NFON Cloudya iPhone + Android RecognisedPhone appDocumentedFree plan 8.6€6.80/mo Business numbers: multipleAuto attendant: Yes
- 12 Wildix iPhone + Android RecognisedPhone appDocumentedFree plan 8.6 Business numbers: mobileAuto attendant: Yes
- 13 Vodia PBX iPhone + Android RecognisedPhone appDocumentedFree plan 8.6 Business numbers: multipleAuto attendant: Yes
- 14 Yeastar P-Series Cloud Edition iPhone + Android RecognisedPhone appDocumentedFree plan 8.4 Auto attendant: Yes
- 15 sipgate iPhone + Android RecognisedPhone appDocumentedFree plan 8.4£12.95/mo Included users: 2 usersBusiness numbers: multipleAuto attendant: Yes
- 16 Ringover iPhone + Android RecognisedPhone appDocumentedFree plan 8.4$15/mo Business numbers: multipleAuto attendant: Yes
- 17 Quo iPhone + Android RecognisedPhone appDocumentedFree plan 8.4$19/mo Business numbers: multipleAuto attendant: Yes
- 18 FreePBX iPhone + Android RecognisedPhone appDocumentedFree plan 8.4 Auto attendant: Yes
- 19 Voxbi iPhone + Android RecognisedPhone appDocumentedFree plan 8.4€1.20/mo Business numbers: multipleAuto attendant: Yes
- 20 E-MetroTel UCX iPhone + Android RecognisedPhone appDocumentedFree plan 8.3 Included users: 32 usersAuto attendant: Yes
- 21 Xelion iPhone + Android RecognisedPhone appDocumentedFree plan 8.3 Auto attendant: Yes
- 22 KrispCall iPhone + Android RecognisedPhone appDocumentedFree plan 8.3$12/mo Included users: 5 usersBusiness numbers: multipleAuto attendant: Yes
- 23 Calilio iPhone + Android RecognisedPhone appDocumentedFree plan 8.2$15/mo Included users: 10 usersBusiness numbers: multipleAuto attendant: Yes
- 24 Acefone iPhone + Android RecognisedPhone appDocumentedFree plan 8.2₹1,599/mo Included users: 6 usersBusiness numbers: multipleAuto attendant: Yes
- 25 Natterbox iPhone + Android RecognisedPhone appDocumentedFree plan 8.2$82/mo
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which business phone system is ranked first on Samsung Mobile US Press?
Microsoft Teams is ranked #1 of 174 with a score of 9.7. 3CX is second and Freshcaller third.
How many of these have a free plan?
8 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Microsoft Teams has the lowest first paid tier we found: $0.33/mo.
How is this list ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation. Paid placements never change a rank.