Our API directory now includes 73 voice APIs. The newest is the Ivona API. The most popular, in terms of mashups, is the Twilio API. We list 340 Twilio mashups. Below you’ll find some more stats from the directory, including the entire list of voice APIs.


In terms of the technical details, REST and XML lead the way. There are 46 voice REST APIs and 23 voice SOAP APIs. Our directory lists 43 voice XML APIs and 23 voice JSON APIs.

The most common tags within voice are 61 telephony voice APIs, 13 SMS voice APIs and 12 messaging voice APIs

On the mashup side, we list 133 voice mashups. We named vuzzbox as mashup of the day last week.
For reference, here is a list of all 73 voice APIs.
3NGNetworks API: VoIP services provider
46elks API: Cloud communication platform
4PSA VoipNow API: Integrated communications system
Aculab Cloud API: Cloud based telephony services
AISpeech API: Speech recognition service
Angel OutBound API: Interactive voice response platform
Audioboo API: Audio sharing platform
ByVoice API: Text to speech service
CDYNE Notify API: Create voice messages from text
Cloudvox API: Voice application platform
Cogent Mobile API: Mobile voice CRM service
Custom Toll Free Search API: Toll free number search service
Deutsche Telekom Conference Call API: Conference call service
Deutsche Telekom Voice Call API: Telephone network connection service
Deutsche Telekom Voice Record API: Voice message recording service
Developer Garden Voice Record API: Voice recording service
DialMyCalls API: Automatic calling and texting service
DIDWW API: Phone and call forwarding service
Direct Leap Technologies API: Campaign (phone, telemessaging) service
Ericsson Async Voice API: Online Voice/Text Chat/Conversation Service
Ericsson Text to Speech API: Text to Speech Convering Service
Evoca API: Phone to web media voice services
Fake Call API: Telephone call service
FreebieSMS Auto Dialer API: Send audio messages to phones
Freespee API: Call tracking and pay-per-call service
fring API: Mobile community development platform
Genband A2 API: Cloud based telecommunications services
Global IP Sound API: Voice Processor for VoIP Services
Hoiio Voice API: Global Telephony API
HummingBytes Q&A API: Communication service
iCall API: Calling, VoIP, and messaging service
IIG Alerts API: Voice, SMS and Email messaging
InVox API: Small and medium-sized business phone service
iSpeech Automated Speech Recognition API: Speech Recognition Service
iSpeech Text-To-Speech API: Text to Speech Service
Ivona API: Text to speech service
Jaduka API: Internet and PSTN voice services
Jott API: Voice to email and text service
Liquid11 Conferencing API: B2B telecom service – conferencing
Meebo API: Web based messaging platform
messagingPeople API: Messaging Service
MyVox API: Phone to web media voice services
NeoSpeech API: Text to speech service
Nexiwave API: Speech recognition platform
NuGram Runtime API: Speech recognition service
Orange Click-to-Call API: Click to call Internet voice services
Orange Voicemail API: Voicemail messaging service
Orange VoiceMashup API: IVR, Interactive Voice Response system
PennyTel Open API: VoIP provider in Australia
PhoneDog API: Cell phone information, service data, and news.
PhoneTag API: Voice-to-text service
Phono API: Web based phone calling and messaging
Plum Voice API: Telephony service
PokeTalk API: Web Telephony Service
QuickFuse API: Telephony service
Qwips API: Social voice-tagging service
Ribbit API: Flash based VoIP service
Ribbit Messages API: SMS and Voicemail Management Service
Ribbit Transcription on Demand API: Voice-to-text Transcription Service
Ringful API: Create rich voice and SMS mashups via simple RESTful API
Skype API: Internet communication
SpinVox API: Voice to text service
Teleku API: Phone and SMS application service
Telenor Click to Call API: Web-based Click to Call Service
Telesocial API: voice calling in social networks
THECALLR API: Telephony services
Tropo API: Communications API for voice, SMS and Instant Messaging
Twilio API: Telephony service
Voice Delivery System API: Voice synthesis service
VoiceBunny API: Voiceover platform service
Voices.com API: Voice actor and voice over talent services
VoiceVault API: Voice biometric identity verification
Vontoo API: Voice marketing service





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5 Responses to “73 Voice APIs: Twilio, Skype and Tropo”
at 5:28 pm
I think you should also add Anveo http://www.anveo.com
Here is Anveo Call Flow which is used to create Voice Apps http://www.anveo.com/business/features.asp?code=ivrcallflow
API: http://www.anveo.com/api.asp
at 5:51 pm
Thanks DC. We’d missed Anveo. We’ll get it in our directory soon.
at 7:32 pm
[...] easier.Find another reviews about history of AT&T, VOIP presentation, and BT conference call. Internet Telephony Conference Article by Robbie Keano Internet telephony conference call services ar…ns have sister concerns operating in different countries across the world that constantly need to [...]
at 4:55 am
[...] APIs in the market to better deliver the customer service requirements of a company. Among them 3NGNetworks API, Jaduka API, Skype API, Tropo API and Twilio API have emerged as prominent players. Before we can take on how Twilio API works, we should see why [...]
at 7:33 am
[...] APIs in the market to better deliver the customer service requirements of a company. Among themĀ 3NGNetworks API, Jaduka API, Skype API, Tropo API and Twilio API have emerged as prominent players. Before we can take on how Twilio API works, we should see why [...]