Calling Apis | phone call api | Android Api Calls | Voice Call Api
                     phone call api
What is a Calling API?
Calling APIs is the development of clients’ 
applications submitting a request to an API, 
and the following API returns the requested 
information from the dedicated server or 
program, providing the data back to the 
user. 
Various APIs are available in the telecom 
industry such as phone call API, voice call 
API, android API calls, and more.
For example, if an app uses voice call API to 
call a targeted user, a user can utilize the 
API call to use the voice call feature.
voice call api
What are the benefits of implementing voice 
call API?
Let's split the two terminologies to understand 
their purpose better. To capture information 
online, users can click a button instantly to 
access the data. The process is smooth, and 
there are no lag times to achieve the same. 
This happens because behind the scenes there 
is an API that makes it possible.
API stands for an application programming 
language, and its main purpose is to make 
accessing anything simple and quick. So, how 
does a voice call API work? Audio APIs can be 
easily embedded into any application.
Advantages of Fonada’s Calling 
API
Customize
We treat each client differently as 
to provide personalized service. 
Fonada’s android calling API can 
be diversified with greetings, 
premium services for long time 
consumers within an app or 
website.
How to integrate API to your website? 
Locate the URI of the server
The first thing is to find out the Uniform Resource Identifier 
(URI) of the server whose data a user requested. This is the 
same as the home address, and without it, a user can’t initiate 
the process. To call android API calls or phone call API, URI is 
needed and it helps to locate the receiver address.
HTTP Integration 
After the first step, include the following basic request verbs:
01 GET - Returns a resource to the user.
02 POST - This command creates a new object
03 PUT – It edits the existing resource
04 DELETE – This terminates the specified object
Access Token or API Key Inclusion
It serves as a unique identifier to 
authenticate calls via an API. It used to 
accept or deny requests based on the 
client’s permission. This helps the user 
verify each request and record it for 
insights and other purposes.
Better Response
When the user initiates a request by a 
calling API, the receiver’s server replies 
accordingly to grant access to the targeted 
endpoint. This initiates better response 
within the server.
What is voice calling API?
Voice calling APIs are the tools that software 
developers and engineers integrate into various 
internet applications to allow making and receiving 
voice calls. They connect to the Public Switched 
Telephone Network (PSTN) with an internet-based 
application. Therefore, calls can be made and received 
from the application to a PSTN and vice versa.
Since the Voice calling API executes the telephony 
functionalities, the software developer can design an 
engaging customer experience. IDC estimates that 30% 
of the businesses will have integrated communications 
through an embedded API in the near future.
Other advantages of API voice call include; high 
scalability, highly configurable, and incredibly cost-
effective. Voice calling APIs also enable routing calls 
globally to browsers, mobile applications, SIP domains, 
and phones.
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