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Best Sinch Fax API Alternatives in 2026

Updated

20 tools from SIP trunking providers ranked against Sinch Fax API on the same published basis.

  1. 1
    Twilio Segment Free plan WebiOSAndroid $120/mo7.6
    Sinch Fax API vs Twilio Segment
  2. 2
    Callcentric SIP Trunking Free plan AndroidextensioniOSLinuxMac Free7.5
    Sinch Fax API vs Callcentric SIP Trunking
  3. 3
    Bandwidth Messaging API Free trial apiWeb 7.4
    Sinch Fax API vs Bandwidth Messaging API
  4. 4
    SIP.US Cloud SIP Trunking Free trial AndroidapiiOSWeb $1/mo7.2
    Sinch Fax API vs SIP.US Cloud SIP Trunking
  5. 5
    BulkVS SIP Trunking apiWeb $0.01/mo7.0
    Sinch Fax API vs BulkVS SIP Trunking
  6. 6
    Telnyx Text-to-Speech API Free plan apiWeb $500/mo6.9
    Sinch Fax API vs Telnyx Text-to-Speech API
  7. 7
    Anveo Direct api 6.7
    Sinch Fax API vs Anveo Direct
  8. 8
    IPComms SIP Trunking Free trial apiWeb 6.7
    Sinch Fax API vs IPComms SIP Trunking
  9. 9
    SendFax.to AndroidapiiOSWeb 6.7
    Sinch Fax API vs SendFax.to
  10. 10
    Telnyx SIP Trunking Free plan apiWeb $500/mo6.7
    Sinch Fax API vs Telnyx SIP Trunking
  11. 12
    VoIP.ms SIP Trunking AndroidiOS $23/mo6.4
    Sinch Fax API vs VoIP.ms SIP Trunking
  12. 13
    BT Global SIP Web 6.3
    Sinch Fax API vs BT Global SIP
  13. 14
    Callivex SIP Trunking apiWeb 6.3
    Sinch Fax API vs Callivex SIP Trunking
  14. 15
    Colt SIP Trunking Web 6.3
    Sinch Fax API vs Colt SIP Trunking
  15. 16
    Dollu CCaaS apiWeb 6.3
    Sinch Fax API vs Dollu CCaaS
  16. 17
    Sangoma Carrier Voice AndroidapiiOSWeb 6.3
    Sinch Fax API vs Sangoma Carrier Voice
  17. 18
    AVOXI Global SIP Trunking Web $19.99/mo6.2
    Sinch Fax API vs AVOXI Global SIP Trunking
  18. 19
    Flowroute apiWeb 6.2
    Sinch Fax API vs Flowroute
  19. 20
    O2 Business SIP Trunking Web £1/mo6.2
    Sinch Fax API vs O2 Business SIP Trunking
  20. 21
    Orange Business Talk IP apiWeb 6.2
    Sinch Fax API vs Orange Business Talk IP

Sinch Fax API alternatives compared

#ToolScoreFree planFromRuns on
1Twilio Segment7.6Free plan$120/moWeb, iOS, Android
2Callcentric SIP Trunking7.5Free planFreeAndroid, Browser, iOS, Linux, Mac, self-hosted, Web, Windows
3Bandwidth Messaging API7.4No—API, Web
4SIP.US Cloud SIP Trunking7.2No$1/moAndroid, API, iOS, Web
5BulkVS SIP Trunking7.0No$0.01/moAPI, Web
6Telnyx Text-to-Speech API6.9Free plan$500/moAPI, Web
7Anveo Direct6.7No—API
8IPComms SIP Trunking6.7No—API, Web
9SendFax.to6.7No—Android, API, iOS, Web
10Telnyx SIP Trunking6.7Free plan$500/moAPI, Web
12VoIP.ms SIP Trunking6.4No$23/moAndroid, iOS
13BT Global SIP6.3No—Web
14Callivex SIP Trunking6.3No—API, Web
15Colt SIP Trunking6.3No—Web
16Dollu CCaaS6.3No—API, Web
17Sangoma Carrier Voice6.3No—Android, API, iOS, Web
18AVOXI Global SIP Trunking6.2No$19.99/moWeb
19Flowroute6.2No—API, Web
20O2 Business SIP Trunking6.2No£1/moWeb
21Orange Business Talk IP6.2No—API, Web
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Questions about Sinch Fax API alternatives

What is the best alternative to Sinch Fax API?

Twilio Segment, number 1 in SIP trunking providers with a score of 7.6 out of 10. The others here: Callcentric SIP Trunking, Bandwidth Messaging API, SIP.US Cloud SIP Trunking and 16 more.

What is the best free alternative to Sinch Fax API?

Twilio Segment is the best-ranked alternative with a free plan. 4 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.