Free and open first

Best Voice APIs in 2026 — page 2

52 apps
Research read 23 Sept 2026
How the order is worked out

26

Bird Voice API

Paid Web

4.6 Visit site
27

Telnyx Voice API

Paid AndroidiPhoneWeb

4.6 From $0.00 Visit site
28

8x8 CPaaS Voice

Paid Web

4.5 Pricing on request Visit site
29

Azure Communication Services SMS

Paid

4.5 From $1/mo Visit site
30

Bandwidth Voice API

Paid

4.5 Pricing on request Visit site
31

BICS Voice API

Paid Web

4.5 Pricing on request Visit site
32

Alianza Crux API

Paid

4.4 Pricing on request Visit site
33

CarrierX Programmable Voice

Paid Web

4.3 Visit site
34

Cloudonix Voice API

Paid Web

4.3 Pricing on request Visit site
35

Dollu Voice API

Paid

4.3 Pricing on request Visit site
36

Exotel Programmable Voice APIs

Paid

4.3 From ₹9,999 · 7-day trial Visit site
37

Twilio Elastic SIP Trunking

Paid Web

Twilio Elastic SIP Trunking pairs core calling and signaling capabilities with usage-based pricing. Its listed Pay-as-you-go terms separate per-minute charges from monthly US number fees.

4.3 Visit site
38

Twilio Programmable Voice

Paid AndroidiPhoneWeb

4.3 Visit site
39

VoIP.ms API

Paid AndroidiPhoneWeb

4.3 Visit site
40

Kazoo

Paid Web

4.2 Pricing on request Visit site
41

Route Mobile Voice API

Paid Web

4.2 Pricing on request · 3-day trial Visit site
42

Piopiy

Paid Web

4.1 Pricing on request Visit site
43

RingCentral Voice API

Paid Web

4.0 From $20/user/mo (annual) Visit site
44

RingTrunk

Paid Web

4.0 Pricing on request Visit site
45

Simwood API

Paid

4.0 Pricing on request Visit site
46

Sinch Voice API

Paid

4.0 Visit site
47

Telesign Voice API

Paid

4.0 Visit site
48

Telesmart Voice API

Paid Web

4.0 Pricing on request Visit site
49

Telimize API

Paid Web

4.0 From $0.01 · 7-day trial Visit site
50

WLC CPaaS Voice API

Paid Web

4.0 Pricing on request Visit site