Cookie Preference Centre

Your Privacy
Strictly Necessary Cookies
Performance Cookies
Functional Cookies
Targeting Cookies

Your Privacy

When you visit any web site, it may store or retrieve information on your browser, mostly in the form of cookies. This information might be about you, your preferences, your device or used to make the site work as you expect it to. The information does not usually identify you directly, but it can give you a more personalized web experience. You can choose not to allow some types of cookies. Click on the different category headings to find out more and change our default settings. However, you should know that blocking some types of cookies may impact your experience on the site and the services we are able to offer.

Strictly Necessary Cookies

These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site may not work then.

Cookies used

Performance Cookies

These cookies allow us to count visits and traffic sources, so we can measure and improve the performance of our site. They help us know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies, we will not know when you have visited our site.

Cookies used

Google Analytics

Functional Cookies

These cookies allow the provision of enhance functionality and personalization, such as videos and live chats. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies, then some or all of these functionalities may not function properly.

Cookies used




Targeting Cookies

These cookies are set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant ads on other sites. They work by uniquely identifying your browser and device. If you do not allow these cookies, you will not experience our targeted advertising across different websites.

Cookies used


This site uses cookies and other tracking technologies to assist with navigation and your ability to provide feedback, analyse your use of our products and services, assist with our promotional and marketing efforts, and provide content from third parties


Here are some suggested Connections for you! - Log in to start networking.

Sandip Patel - Blog

PSTN vs VoIP: What is the Best Option for your Business?

In today’s growing digital age, Voice Over Internet Protocol (VoIP) is becoming an emerging communication alternative for organizations for being fast and expeditious. It portrays VoIP as a reliable communication solution that helps businesses connect with clients and their staff to maintain their business operation smoothly and productively.

VoIP witnessed its growing acceptance among organizations for offering numerous advantages such as higher scalability, portability, accessibility, etc. This is the reason why VoIP gains a competitive edge over Public Switched Telephone Network (PSTN), which seems to be losing its relevance in today’s digital world.

If we talk about PSTN, which includes dedicated copper lines for handling a large volume of voice traffic. With the changing of the time, PSTN got digitalized and fiber optics cable replaced the old copper lines. More and more, many established PSTN providers like AT&T, Verizon, and others are catering to clients with technology deployment, including PRI, SIP, etc.

Meanwhile, PSTN is still a popular option for businesses and most of the organizations never wish to abandon the same. It fuelled the debate like PSTN vs VoIP and created a lot of difficulties for those deciding whether they should go for the first one or later.

Differences between PSTN vs VoIP

Let us solve the puzzle of PSTN vs VoIP and understand the right option among these two based on the following comparison. Take a look.


Well, while comparing PSTN and VoIP, it’s good to start with cost to help you make an informed decision. You can make the selection of the right option based on your budget.


Call charge for landlines and mobile phones with the use of VoIP solution is relatively less than the PSTN.


PSTN is expensive compared to its rival. Those who use PSTN need to pay higher fees for both international and domestic calls. The average monthly cost that users need to pay for PSTN ranges from $25 to $35.


Scalability is the second most crucial factor that helps you make the right decision between these two options.


VoIP switch makes it possible for more line connections and upgrade requires software update, apart from additional bandwidth.


When it comes to PSTN upgrades, the entire process is associated with the installation of several lines and purchasing hardware. It clearly reflects that the upgrading process of PSTN is highly expensive compared to VoIP.


When it comes to connectivity, you will hardly find any similarities between VoIP and PSTN.


With VoIP, users get the liberty to avail of the flexibility of connecting their call anytime. All they need to ensure is that they have a fast internet connection.


PSTN, on the other hand, requires only a landline to let users connect with others.

Meanwhile, both VoIP and PSTN have their own set of advantages and disadvantages, when it comes to connectivity.


Both VoIP and PSTN have their own set of features. Going through the following features will help you decide the right option for you.


VoIP includes the following crucial features.

  • Forwarding calls
  • Holding calls
  • Voicemail
  • Follow Me
  • Do Not Disturb
  • Efficient Call Management
  • Mobile Features
  • Collaboration
  • Auto-attendant

The above features are crucial to help your businesses grow and enhance your customer service.


As far as PSTN is concerned, it includes only making and receiving calls. In other words, it comes with limited features and thus not as useful as its rival VoIP.

Emergency Calling

Emergency calling is the most crucial feature that businesses often expect from the communication system that they rely on.


Users face several issues when it comes to emergency calling with VoIP since there are only limited service providers who are unable to make perfection of highlighting the exact location of callers. Besides, it also comes with a potential threat to those of emergency calls.


Emergency calling with the PSTN network is smooth and can be easily traceable. Users do not face any problem in making emergency calls with the use of PSTN.


So, which is a good PSTN or VoIP?

Well, after going through the above discussion, you are now expected to have a clear understanding of the actual differences between PSTN and VoIP. Both have their own set of advantages and disadvantages. So, make the selection of the right option that matches your business needs.


Publish Date: June 17, 2020 10:02 AM

About us - in 60 seconds!

Submit Event

Upcoming Events

The place where the world's best meet and share their best practices!

A place for professionals to learn the latest and greatest strategies and ideas and to connect with the elite in the industry. 

This is the highest rated industry event with ... Read More...

Latest Americas Newsletter
both ids empty
session userid =
session UserTempID =
session adminlevel =
session blnTempHelpChatShow =
session cookie set = True
session page-view-total =
session page-view-total =
applicaiton blnAwardsClosed =
session blnCompletedAwardInterestPopup =
session blnCheckNewsletterInterestPopup =
session blnCompletedNewsletterInterestPopup =